This page provides you with special keys to Colorado flora and with two types of plant checklists: 1) Checklists of plants that are found in all of Colorado or in small areas of Colorado and 2) Checklists of plants that were found on Colorado Native Plant Society field trips.
Plant Keys
1) Click for Rich Scully's "Key to Potentillas of Colorado".
2) Click for Rich Scully's "Key to Lamiaceae (Mints) of Colorado".
(Email Rich questions or comments.)
Plant Checklists
A) Regional Checklists
Southern Rocky Mountain Region, Checklist of Vascular Plants
Catalog of the Four Corners Flora
B) Colorado state-wide checklists
Catalog of the Colorado Flora, Weber and Wittman
University of Colorado Plant Databases
C) Local checklists
Rabbitt Mountain (Email Ann Henson for more information.)
2) Checklists of Plants that were found on Colorado Native Plant Society Field Trips
The Colorado Native Plant Society keeps lists of plants observed on many of the field trips it sponsors; these lists are available below in easily printed PDF format. Scroll through the list below to find the plant list you are interested in and then click on the number in either the family or genus column to obtain the plant list alphabetized by family or by genus.
We hope you will join the Colorado Native Plant Society on its field trips. See the Field Trips Page and the individual chapter pages for field trips schedules.
Please note the following about the field trip plant lists:
Some plants on the lists were quite common in the area surveyed; some were uncommon or even rare. The abundance of each plant is not always indicated on the lists.
Lists may have errors for a number of reasons, including mistaken identification.
Scientific plant names on the field trip plant lists may vary from those names presently accepted because some plant names have changed since the lists were compiled. The 2001 editions of Weber and Wittmann's Colorado Flora, Western Slope and Colorado Flora, Eastern Slope are the source for scientific names accepted by this web site and the Colorado Native Plant Society. (You can order Colorado Flora from the Society's Bookstore.)
Each page in the field trip plant lists below is about 50k, easily handled by most computers and printers, but if you do not have a printer or have any other problems with the files, email or write Loraine Yeatts (see below) and ask her to mail you a printed list. There is a small charge for the printed list.
Contact Loraine for additional information, such as, field trip handouts provided by leaders and trip descriptions published in the Society newsletter, Aquilegia.
Please email additions to the field trip plant lists
and your new plant lists to
Loraine Yeatts
or send the lists to her by regular mail:
1395 Nile Street
Golden, Colorado 80401
Trip Location (All trips were in Colorado unless otherwise noted.) |
Date |
Leader | Recorders | # of pages alphabetized by family |
# of pages alphabetized by genus |
Comments |
|---|---|---|---|---|---|---|
Aiken Canyon, Southwest of Colorado Springs |
6/6/1992 |
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American Basin, Uncompahgre Mts., W. of Lake City |
8/11/1995 |
Gay Austin | Stanley Smookler | Hike through American Basin to Sloan Lake, 11300 ft. to 12000 ft. | ||
Billy Pardee Ranch, Pueblo County |
6/6/1990 |
Rick Rhoades | Rick Brune, Jane Wustrow | Searched, unsuccessfully, for Frasera coloradense on outcrop of Greenhorn limestone; T24 R66W? | ||
Black Rock Canyon, Carrizo Mts., Arizona |
6/9/2001 |
Arnold Clifford, Sandy Friedley, Charlie King | Mary Kemp | Comments: Plants of special interest include Astragalus calycosus, A. coltonii, Erigeron argentius, Heuchera rubescens, Petrophyton ceaspitosum, Phlox austromontana, P. cluteana. E = endemic to Colorado; I = introduced; G or S+# = global occurrences, 1 = < 5, 2 = 6-20, 3 = 21-100 populations, 4 or 5 = secure but rare in parts of range, esp. at periphery; LE or LT = listed as endangered or threatened |
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Buffalo Creek Fire, Pike Nat'l Forest S. of Pine Junction |
5/30/1998 |
Steve Vest & Rick Brune | Jerry Duncan | Field trip to view effects of a massive fire on May 18, 1996 and of recovery efforts. 1 = Top of the World campground, 2 = Heli Spot area. A = very abundant, = not in bloom. |
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Butler Ranch, Pueblo County |
6/6/1990 |
Rick Rhoades | Rick Brune, Jane Wustrow | North canyon rim & drainages at junction of Herfano & Cucharas Rivers, T24W R64W | ||
Carrizo Mountains, see "Black Rock Canyon" |
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Cap Rock Preserve, NW of fort Collins |
5/21/1994 |
Terri Schulz | Keith & Terri Schulz | Short but strenuous hike to see high quality shrubland & grassland communities and pre-settlement foothillls vegetation, including rare plant, Aletes humilis. | ||
Cedar Mesa & vicinity: SE Utah from Natural Bridges to Valley of the Gods |
5/15/1991 |
Rick Brune, Loraine Yeatts | Loraine Yeatts | Site: A = Arch Canyon, BS = blow sand site N. of Bluff, CC = Cow Can., CM = Cedar Mesa, CR = Comb Ridge at UT hwy163, CW = Comb Wash camp at mouth of Arch Can., CW163 = Comb Wash at UT hwy 163, MC = Mule Can., NB = Natural Bridges, SI = Sand Island, VG = Valley of the Gods. Rare or endangered plants: Asclepias cutleri, Astragalus cronquistii, Erigeron kachinesis, Eriogonum clavellatum. |
||
Chimney & Lewis Canyon, Chalk Bluffs and vicinity, near Sterling |
6/21/1997 |
Don Hazlett, Bruce Bosley | Bruce Bosley | Trip focus: prairie wildflowers in Peetz Table Area which includes soft tertiary sandstone bluffs, canyons, and badlands. Noteworthy plants include Carex festucaceae, Pectis angustifolia, Talinum parviflorum. v = vegetative, bd = bud, fl = flower, ft = fruit. | ||
Chuska Mts., New Mexico-Arizona Border |
8/7/2001 |
Arnold Clifford, Sandy Friedley, Charlie King | Scott Ellis, Loraine Yeatts | Comments: SW Chapter field trip from Tohatchi, NM, north along spine of Chuska Mts., to Red Rock, Az, to US 666 and Shiprock, NM Plants of special interest: Astragalus chuskanus, endemic to Chuska Mts., Lesquerella navajoensis, Lysimachia hybridum, Cryptantha setosissima, Mentzelia sp. nov. I = introduced; G or S+# = global occurrences, 1 = < 5, 2 = 6-20, 3 = 21-100 populations, 4 or 5 = secure but rare in parts of range, esp. at periphery; LE or LT = listed as endangered or threatened |
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CO Nat'l Mon., Ute Canyon, Grand Junction |
5/19/2001 |
Bob Clarke | Bob Clarke | Comments: E = endemic to Colorado; I = introduced; G or S+# = global occurrences, 1 = < 5, 2 = 6-20, 3 = 21-100 populations, 4 or 5 = secure but rare in parts of range, esp. at periphery; LE or LT = listed as endangered or threatened | ||
Coal Creek, high plains uplands of Kiowa County |
5/24/1995 |
Mike Scott, Jonathan Friedman | Mary Edwards | Trip to explore ecology of high plains riparian & adjacent uplands plant communities on Coal & Kiowa creeks. Plant list produced by trip leaders, National Biological Service, 6/29/1993, also available. | ||
Colorado Sandhills, Wells Ranch, Greeley Dunes Area |
6/13/1998 |
Rick Brune | Loraine Yeatts, Rick Brune, Jan Wingate, Jerry Duncan | Comments: Trip to Wells Ranch which has mosaic of Sandsage/Sand Bluestem Prairie & Sand Bluestem/ Sandreed Prairie, now rare plant associations due to overgrazing. = not in bloom or fruit |
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Conejos River Basin, Conejos County |
6/20/1992 |
Patsy Douglas | Tim Hogan | Comments: Included subalpine forest near Spruce Park (ca. 10500'), meadows near Manga Pass to vicinity of Spruce Hole, area near Douglas Cabin & Aspen Glade Campground, and top of an escarpment at east end of basin (ca. 9000'). List not based on collections and some identifications may be tentative. | ||
| De-Na-Zin Wilderness, New Mexico | 4/23/2007 | Clifford & Schneider | Yeatts, Turner, Bregar, Ward | |||
Delta area, see "Western Slope" |
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Devil's Head, Rampart Range, Pike NF |
8/5/1989 |
Judy Von Ahlefeldt | Elaine Krakover | |||
Dinosaur National Monument, CO-UT border |
5/1/1993 |
Lynne Riedel | Loraine Yeatts | * = not in bud, bloom, or fruit | ||
Dinosaur National Monument, CO-UT border |
5/11/1996 |
Tamara Naumann | Loraine Yeatts | Trip route followed road N from Monument Headquarters to Harpers Corner with stops at following overlooks & trails. P = Plug Hat Butte, E = Escalante Overlook, C = Canyon Overlook, F = Fremont rockart site, I = Island Park Overlook & trail, H = Harpers Corner Trail Plants of Special Concern: Oreocarya rollinsii, Boechera fernaldiana Peripheral: Fritillaria pudica New records for DINO: Holosteum umbellatum, Ranunculus jovis |
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Dolores River, Bradfield Bridge Area, SW Colorado |
5/21/1994 |
Leslie Stewart | Leslie Stewart | Southwest Chapter field trip; ADV = non-native Sites visited: 1 = Dolores R.; 2 = dry west facing hillside next to Dolores R.; 3 = Pinon Juniper flat above Narraguinnep Creek |
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East Carrizo Creek, SE prairies |
5/21/1989 |
Rick Brune, Meg Van Ness | Loraine Yeatts | Frasera coloradensis site, on Greenhorn limestone with much interbedded sandstone; elev. 5000 ft. Maps: Baca County sheet 3, 7.5' Carrizo Mt., T33S R50W NE1/4 S9 |
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East Cottonwood Creek, SE prairies |
5/21/1989 |
Rick Brune, Meg Van Ness | Loraine Yeatts | Sapindus sapinaria var. drummondii site, on W. side of Cottonwood Creek road where road crosses fence line between S30 & S 31. Maps: Baca County sheet 3, 7.5' Carrizo Mt., T33S R50W SW SW S30; NW NW S31 |
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Enchanted Mesa, Boulder County |
4/24/1977 |
Boulder Chapter | Bob Farley, Scott Peterson | |||
Florrisant Fossil Beds National Monument, W of Colorado Springs |
6/27/1987 |
Mary Edwards | ||||
Fort Carson: The Hogback, SW of Colorado Springs |
5/20/1989 |
Rick Brune, Meg Van Ness | Loraine Yeatts | Hogback, elev. 5320 - 5581 ft., is in intrusive Tertiary basalt radiating from Spanish Peaks Maps: Las Animas County sheet 2; 7.5' Brown Sheep Camp; T30S R60W SW1/4S27 NE1/4S34 |
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Four Corners, Montezuma County |
5/28/1995 |
Richard Moseley & Charlie King | Richard Moseley, Charlie King, Susan Komarek | Southwest Chapter trip to 1 = Mesa Verde National Park; 2 = Mancos shale sites S of Pagosa; 3 = Pizza Hut site w of Pagosa; 4 = Chimney Rock site. = endemic species |
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Four Corners Area, Farmington, NM and vicinity |
5/16/1998 |
Ken Heil, Mark Porter | Loraine Yeatts, Arnold Clifford, Bill Jennings | Comments: Ken Heil, San Juan College, Mark Porter, Santa Ana College, PLM specialist, Arnold Clifford, Ecosphere botanist, and Carolyn Crawford, ASC specialist, led premier tour of rare plant sites: 1=San Juan College & vicinity, 3=BLM Critical Habitat, 4=Hogback, 5=Bloomfield vicinity, 6=La Boca. Plant encountered at but not necessarily restricted to listed site number. Rare plants: Penstemon breviculus, Asclepias sanjuanensis, Sclerocactus mesae-verde, S. cloveriae sp. brackii, Pediocactus knowltonii, Astragalus humillimus, A. proximus, Gilia formosa. = not in bloom. | ||
Grand Mesa Fen Inventory, East of Grand Junction |
8/19/2000 |
Bob Clarke | Bob Clarke | Comments: Plateau Chapter trip to Kannah Creek headwaters E = endemic to Colorado; I = introduced; G or S+# = global occurrences, 1 = < 5, 2 = 6-20, 3 = 21-100 populations, 4 or 5 = secure but rare in parts of range, esp. at periphery; LE or LT = listed as endangered or threatened |
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Grays Peak, West of Denver in Clear Creek County |
7/15/2000 |
Jeff Dawson | Loraine Yeatts | Comments: Hike Grays Peak trail to locate & recover rare plant sites for previous collections of Aquilegia saximontana, Askelia nana, Draba grayana, D. exunquiculata, D. streptobrachia, Ranunculus gelidus ssp. grayi. E = endemic to Colorado; I = introduced; G or S+# = global occurrences, 1 = < 5, 2 = 6-20, 3 = 21-100 populations, 4 or 5 = secure but rare in parts of range, esp. at periphery; LE or LT = listed as endangered or threatened |
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Green Mt., Golden |
6/3/1995 |
Gayle Weinstein | Gayle Weinstein | 7.5' Morrison quad map | ||
Green Mt., Golden |
6/1/1996 |
Loraine & Dick Yeatts, J. Wingate, V. Richards | Loraine Yeatts | Basic plant ID for beginners using Rocky Mt. Flower Finder & Colorado Flora plant keys. Map: 7.5' Morrison quad |
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Gunnison Basin Lichens, near Gunnison |
5/30/1998 |
Sally White, Larry St. Clair | Sally White | Site: Dry Gulch, 6 mi. E of Gunnison, 1/4 mi E on power line road near sandstone outcrop List reviewed by Dr. Larry St. Clair |
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High Creek Fen, South Park |
7/11/1992 |
Alan Carpenter | ||||
Hoosier Ridge, Hoosier Pass area between Breckenridge and Fairplay |
7/17/1994 |
Robin Bingham | Sue Kamal | Area east of Hoosier Pass noted for Pleistocene relict species including Braya humilis, B. glabella, Saussurea weberi, Draba borealis, Armeria scabra ssp. sibirica, Eutrema edwardii, Ranunculus gelidus. | ||
Horseshoe Cirque, Mosquito Range W of Fairplay |
7/12/1992 |
Barbara Siems | Ron Abbott, Diana Mullineaux | Horseshoe Cirque, on W. side of Horseshoe Mt., is accessed by Four Mile Creek road ca. 1 mile S. of Fairplay. Substrate predominantly limestone & dolomite. Rain on trip day limited number of species observed. | ||
Hovenweep Ruins, SW Colorado |
5/9/1998 |
Leslie Stewart | Leslie Stewart | Southwest Chapter field trip highlighting flora of Hovenweep National Monument ADV = non native |
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I-25 rest area near Pueblo |
5/19/1989 |
Rick Brune, Meg Van Ness | Loraine Yeatts | |||
Jackson County Kettle Lakes, Park Range |
7/10/1999 |
John Sanderson | Mike Denslow | Trip to NE flank of Park Range to explore glacially formed wetlands for Northern Rockies plant species including Azaleastrum albiflorum, Trillium ovatum, Drosera rotundifolia, Cypripedium & Carex spp. | ||
Kennebec Pass, La Plata Mountains West of Durango |
7/30/1994 |
Sue Komarek | Sue Komarek, Leslie Stewart | Southwest Chapter field trip. | ||
Kim Area, SE Colorado |
5/21/1989 |
Rick Brune, Meg Van Ness | Loraine Yeatts | Diverse habitats including a 1910 burn, mountain fen, lakes, forest, meadows, and a special plant, Lilium philadelphicum. | ||
| Laramie River Shale Barrens | 7/6/2007 | Scully, Doyle, Howell | Lee Curtis | |||
Long Lake / Niwot Ridge, Front Range Indian Peaks |
7/1/1980 |
Miriam Denham, Jane Foley | Miriam Denham, Jane Foley | |||
Los Lagos Ranch, Rollinsville, Front Range |
7/23/1994 |
Betsy Baldwin | Sue Kamal | Frasera coloradensis site along east side of hwy. 109 ca. 9 mi. N. of Kim, just before hwy. jogs east; 7.5' USGS quad map Robbers Roost Canyon, T31S R53W NW1/4 S3 | ||
McElmo Canyon (Sand Canyon), Canyons of the Ancients National Monument, West of Cortez |
5/13/1995 |
Leslie Stewart, Sue Komarek | Leslie Stewart | Southwest Chapter field trip to feature plant communities. | ||
Mesa de Maya, Lauden Ranch, SE Colorado |
8/22/1987 |
Ivo Lindauer | Miriam Denham | The Lauden Ranch and Gotera Canyon were areas of interest. | ||
Mesa Verde National Park, Prater Ridge Trail |
5/20 & 6/17, 2006 |
Al Schneider | Al Schneider, Leslie Stewart, Mary Kemp | Found Fritillaria atropurpurea and Iliamna grandiflora, rare plants for Mesa Verde | ||
Mesa Verde National Park, SW Colorado |
6/10/1995 |
Dick Moseley, Charlie King | Marian J. Rohman, Charlie King | Rare plant tour with Marilyn Colyer | ||
Middle Park |
6/18/1989 |
John Anderson | Alan Carpenter | |||
Moffat County, NW Colorado |
5/23/1987 |
Steve O'Kane | Loraine Yeatts | V = Vermillon Cliffs, L = Limestone bluffs, I = Mouth of Irish Canyon, R = Raven Ridge | ||
Montezuma County, SW Colorado, Haycamp Mesa and Hovenweep National Monument |
5/28/1983 |
Carol Brandt | Velma Richards, Loraine Yeatts | Haycamp Mesa, T37N R14W S10,17,18 along road, USGS map 7.5' Dolores East, CO. Hovenweep, Montezuma Co, CO & San Juan Co., UT, USGS map 15' Cajon Mesa, UT. |
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Mt. Bross, Mosquito range W of Alma |
7/14/1985 |
William A. Weber | Dr. William A. Weber, Loraine Yeatts | 7.5' Alma quad map. Area of previous intense mining activity. | ||
Mt. Evans, Front Range W of Denver |
8/29/1993 |
Betty Willard | Bob Powell | Plants may occur at more than one site but are listed only at the 1st site observed. I. = 14140', Mt. Evans parking lot; II. = 13600', 1st stop below summit; III. = 13000', 2nd stop below summit; IV. = 12830', Summit Lake Habitat info: BF = boulder field, CB = creek bank, D = dry, F = fell field, G = gravel, M = meadow, RC = rock crevice, RW = running water, S = Scree, SB = snow bed, T = turf, W = wet |
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Mt. Zirkel Wilderness Area, Park Range N of Steamboat |
7/16/1977 |
Fort Collins Chapter | Gail Evans, Dieter Wilkens | North Park Rhododendron trip along Lone Pine Creek W. of Walden to Lake Katherine in the Mt. Zirkel Wilderness Area. | ||
Narraguinnep Canyon RNA, NW of Cortez |
6/17/2001 |
Leslie Stewart | Leslie Stewart | Trip to explore Narraguinnep Canyon and contribute to plant species list for Forest Service RNA I = introduced alien species. Email Narraguinnep Natural Area Steward, Al Schneider, for additions to this list. | ||
Neota WIlderness, NW of Rocky Mt. Nat'l Park |
7/27/1996 |
Jody K. Nelson | Jody K. Nelson | Cross country hiking to see plants of the subalpine and alpine zones, including the only known population of Subularia aquatica in Colorado. | ||
North Table Mt. 1, Golden |
5/14/1994 |
Sally White, Loraine Yeatts | Sally White, Loraine Yeatts | Of Special Interest: Diverse plant communities, where plains & foothills species mingle, include lichen covered lava cliffs, slickrock & talus, wetlands, grasslands, shrublands. Possibilities for preservation??? | ||
North Table Mt. 2, Golden |
5/23/1998 |
Paul Kilburn | Jerry Duncan | Of Special Interest: Diverse plant communities, where plains & foothills species mingle, include lichen covered lava cliffs, slickrock & talus, wetlands, Stipa comata grasslands, shrublands. = not in bloom. | ||
Pagosa Peak, N of Pagosa Springs |
7/31/1999 |
Charley King, Richard E. Moseley, Jr. | Charley King, Richard E. Moseley, Jr. | Southwest Chapter trip to Nichol's Draw uplands and wetlands on slopes of Pagosa Peak I = Piedra Rd. roadside near Hatcher Lake II = Perry Dr. roadside near Jack's Pasture Rd. |
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Pagosa Springs Country, W of Pagosa Springs |
6/11/1994 |
Dick Moseley, Charlie King | Leslie Stewart | SW Chapter field trip in Pagosa Springs area: 1 = Mancos Shale site ca. 2 mi S of intersection US160 & US84; 2 = Turkey Springs area on Newt Jack rd. off Piedra road ca. 7 mi NW of US 160; 3 = Piedra R. Canyon, S of Piedra road bridge at Hinsdale Co. line; A = non-native, E = endemic | ||
Pawnee National Grassland 1, Weld County |
6/2/1979 |
M. Shoop, J. Dodd, R. Engle, G. Turner | Sue Martin | Field trip to observe northern Colorado grassland ecology and the dynamics of vegetation & vegetation change in the Pawnee Grasslands. | ||
Pawnee National Grassland 2, Weld County |
5/29/1987 |
Rick Brune | ||||
Pawnee National Grassland 3, Weld County |
6/5/1993 |
Jim Borland, Rick Brune | Jan Wingate | Special attractions include: Alpine Feverfew, Lucky Ferns, Mountain Plover, Plains Topminnow, Snapping Turtles, clay barrens, ridges and arroyos, scarp woodland with limber pine, Pawnee Buttes. | ||
Perly Canyon, SE prairies |
5/20/1989 |
Rick Brune, Meg Van Ness | Loraine Yeatts | Proposed Nature Conservancy Site, owned by Jim Chancellor (946-5671); habitats include canyon rims, uplands, slopes, seep on cave wall behind dry pour off, plunge pool. | ||
Phantom Canyon Preserve 1, Front Range near Virginia Dale |
6/10/1989 |
Alan Carpenter | Brian Geils | |||
Phantom Canyon Preserve 2, Front Range near Virginia Dale |
7/15/1995 |
Nature Conservancy | Denise Larson | Rare plants include Aletes humilis, Potentilla rupincola. | ||
Pinon Canyon Maneuver Site 1, Las Animas County |
5/25/1983 |
Tom Eamons | Mary Edwards | |||
Pinon Canyon Maneuver Site 2, Las Animas County |
5/10/1998 |
Carolyn Crawford, Dave Anderson | Bill Jennings, Rick Brune, Jerry Duncan, Loraine Yeatts | Comments: Asclepiadaceae workshop & field trip to relocate & mark new occurrences of Asclepias uncialis . Common plants seen at most sites were usually recorded only for the first site where observed. 1 = Burson camp, 2 = Taylor Arroyo rim, 3 = S. side canyon to Taylor Arroyo below Burson camp, 4 = wetlands at head of Red Rock Canyon, 5 = mesa top between Iron & Minnie Canyons, . = not in bloom |
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Plains Conservation Center, Aurora |
5/1/1980 |
A. Armstrong, S. Emrich, D. Buchner, M. Denham | Sandy Emrich | |||
Poudre Canyon, Laramie River, Laramie County |
6/30/1990 |
Beth Painter | Late, wet spring; Lilium philadelphicum not yet visible. B = Boston Peak Fen, H = Hoenholtz lakes & access road, K = Kinnikinnick Meadows |
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Prairie Divide, near Turkey Roost, Larimer, County |
7/17/1999 |
Rich Scully, Mary Jane Howell | Jerry Duncan, Mike Denslow | Site: Bull Garden, 3.5 mi SW of Turkey Roost; T11 R72W S32, ca. 7700 ft. Trip features: type population of Potentilla rupincola and compare with P. effusa, its close relative; an Aletes humilis population; granite overhangs and riparian vegetation of Bull Creek. . = not in bloom |
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Pueblo Lake State Rec. Area near Pueblo |
5/6/1995 |
Jim Locklear | Bobbi Siems, Rick Brune, Jeff Dawson | Goals of trip: (1) to relocate & assess status of Asclepias uncialis, (2) search for additional population in other areas of suitable habitat, (3) assess seed collecting feasibility for off-site conservation. | ||
Pueblo West and Arkansas Valley, Pueblo County |
7/8/1988 |
Jim Borland | John Anderson | IC = Ideal Basic Cement Plant; PW = Pueblo West; USC = University of Southern Colorado campus, near water tower | ||
Purgatoire Canyon, Dinosaur Trackway, S of La Junta |
9/2/1995 |
Dexter Hess | Loraine Yeatts | Plants observed en route to Picketwire Canyonlands Dinosaur Trackway; USGS 7.5' Beaty Canyon quad, R55W T28S. I = introduced, E = endemic |
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Rabbit Valley & Vicinity, W of Grand Junction along I-70 near Utah border |
5/20/2000 |
Plateau Chapter, Peggy Lyon | Gay Austin | Comments: E = endemic to Colorado; I = introduced; G or S+# = global occurrences, 1 = < 5, 2 = 6-20, 3 = 21-100 populations, 4 or 5 = secure but rare in parts of range, esp. at periphery; LE or LT = listed as endangered or threatened | ||
Rampart Range 1, Front Range W of Colorado Springs |
6/28/1987 |
Dave Powell, Neal Osbourne | ||||
Rampart Range 2, Front Range W of Colorado Springs |
6/25/1988 |
Frank Hawksworth | Brian Geils | GC = Gold Camp Road, west of Colorado Springs; RR = Rampart Range Road, north of Woodland Park & only includes species not seen along GC | ||
Rattlesnake Canyon, W of Grand Junction near Mack |
5/28/1994 |
Dr. Walter A. Kelley | Loraine Yeatts, Janet Wingate | Map: 7.5' Mack quad; ADV = adventive, END = endemic Comments: Hike of 6-7 mi. follows Old Ute Indian Trail from Pollock Can. to Rattlesnake Can., a Wilderness Study Area featuring Pinyon-Juniper community, arches, scenic views, slickrock. |
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Raven Ridge, near Rangely in Rio Blanco County |
5/12/1996 |
Tamara Naumann, Rusty Roberts BLM | Loraine Yeatts, Tamara Naumann | Trip visited part of ridge SE of Mormon Gap, approx. 6 mi west of Rangely, CO (topo map 7.5' Dinosaur, UT), a designated Area of Critical Environmental Concern & CO Natural Area to protect & monitor 7 rare Uintah Basin endemic plants species of special concern to CO. Substrate of shaley, decomposing Green River Formation barrens; 5500 - 5800 ft. elev. | ||
Roxborough State Park, near Colorado Springs |
5/30/1980 |
Susan Kraner, Vicky Trammel | Mary Edwards | Combined trip with Denver Botanic Gardens. Habitat of Ribes americanum. | ||
SE Utah Hanging Gardens, NW of Bluff Utah |
7/29/2000 |
Arnold Clifford, Sandy Friedley, Charlie King | Loraine Yeatts | Comments: Due to dry conditions and season, most plants not blooming; no comprehensive plant list made Special plants: Primula specuicola, Epipactis gigantea, Anticlea (Zygadenus) vaginata, Erigeron kachinesis, Phacelia indecora, habenaria zoethcina Sites: b = alcove in Bluff sandstone, j = John's Canyon (limestone stream bank terraces in Lower Rico Form.), r = Road Canyon (Cedar Mesa Sandstone vertical cliff seeps) |
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Sewemup Mesa, near Gateway |
5/29/1994 |
Walter A. Kelley | Loraine Yeatts | Map: 7.5' Roc Creek & Red Canyon quads; ADV = adventive, END = endemic. Comments: From hwy.141 along Dolores R. near S. end of mesa, hike follows obscure trail up cliff to a rimrock & slickrock Pinyon-Juniper-Oak desert shrub community with great views. | ||
Shrine Pass, E of Vail |
7/13/1997 |
Nicole Ripley | Stan Smookler | Hike from 11200 ft. to summit of Shrine Mt.Through alpine bog & meadow ecosystems to see diverse alpine flora. 1 = subalpine mesic to dry meadow, 2 = subalp. wet meadow, 3= tundra | ||
Taylor Arroyo, SE prairies |
5/20/1989 |
Rick Brune, Meg Van Ness | Loraine Yeatts | Comment:The Narrows section ca. 1 mi. above junction with Purgatoire River, bounded by sheer cliffs. Maps: Las Animas County sheet 2; 7.5' Voss Canyon; T30S R57W S30 & T30S R58W S25 | ||
Unaweep Canyon, between Gateway and Whitewater |
8/10/1991 |
Scott Ellis | Bob Powell | WM = wet meadow, MM = Meadow margins, DG = disturbed ground, PJ = Pinyon-Juniper woodland. | ||
Uncompahgre Wilderness, West of Ridgway, Colorado |
8/10/1995 |
Gay Austin | Stanley Smookler | Trip route followed trail to Uncompahgre Peak, starting at 11400 ft. elev. to +1200 ft. | ||
Vallecito Creek, East of Durango |
7/15/1995 |
Sandy Friedley | Sandy Friedley, Leslie Stewart | Southwest Chapter trip to visit plant communities of Vallecito Creek. | ||
Western Slope, Delta and vicinity |
5/27/1979 |
Jim Ratzloff, Scott Ellis | Jim Ratzloff | Field trip to observe Mancos shale vegetation between Paonia & Delta and visit hanging garden sites of Escalante Canyon, west of Gunnison River after a year of exceptional rain. . = plants of extremely restricted distribution or endemics limited to area visited. | ||
Wind Forest, Front Range near Allenspark |
6/5/1999 |
Rich Scully, Mary Jane Howell | Jerry Duncan | Location: 2 mi. E-NE of Allenspark, T3N, R72W, S 19-20; 8700 ft. Site of one of the largest populations of Aletes humilis, where it thrives in limber pine forest and on windswept cliffs. . = not blooming |
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Wolf Creek Pass, E of Pagosa Springs |
8/5/1995 |
Dick Moseley, Sara Brinton, Charlie King | Dick Moseley, Sara Brinton, Charlie King | Southwest Chapter trip to high subalpine and alpine plant communities near Lobo Overlook and above Wolf Creek Pass. | ||
Wray, prairies of Yuma County |
6/4/1994 |
Bruce Bosley, Don Hazlett | Bruce Bosley, Rick Brune | Plants observed by Rick Brune in habitats: S = Sandhills N & E of Wray, B = blowout area just E of junction 54 Rd & HH Rd, F = Flirtation Point, BI = Beecher's Island, N = Hank Neuschwanger's pasture, G = generally distributed weedy species, W = stream ca. 11 mi W of Wray & 4 mi. N of US 34 |
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