Grand Canyon Flora: Dripping Springs and Hermit Trails
Introduction This is a checklist of species observed on 5 September 2013 on 2.3 miles of the Hermit Trail and Dripping Springs Trail, from the Hermit Trailhead to a point about halfway between the Dripping Springs Trail junction and Dripping Springs, augmented by vouchers and other records from the area.
The survey work here began on the Dripping Springs Trail, where we recorded all species we saw on that section of the trail. On the Hermit Trail, we then only recorded additional species not previously seen on the Dripping Springs Trail.
Checklist The checklist is in the traditional order of ferns and fern allies; conifers; dicots, and monocots, with names mostly as in the 2005 Grand Canyon Checklist.
The column Fam gives the first three letters in the family name.
The Scientific Name is linked to the SEINet page on each taxon, which will open in a new window.
An asterisk before the common name indicates a non-native species.
The column #Plants / V gives estimates of the minimum abundance for each species, up to a maximum of 99 plants, for those species we have observed on the Dripping Springs Trail (column header DS) and on the Hermit Trail (column header Hrmt). If we made no estimate of the abundance, but have observed a species on either of these two trails, there is an x in that column. If we have not observed a species on a given trail, but there is a voucher of it from that trail, or it was mentioned as occurring in the Hermit Basin in the 1987 Flora of the Grand Canyon, that column contains a V. If the voucher is from below 5000 feet elevation, we have put parentheses around the V as in (V).
An R in that column indicates a species only found on the Rim just above the Hermit Trailhead.
Species with no entries in either the #Pls and #V have been added from other references as mentioned above.
The survey work here began on the Dripping Springs Trail, so that column is much more complete than the column for the Hermit Trail. Species were only noted on the Hermit Trail if they were not previously found on the Dripping Springs Trail, or were noted for some other reason than a systematic survey.
In particular, species noted on the Dripping Springs Trail may or may not also be present on the Hermit Trail! Do not interpret a blank in the Hermit Trail column as being evidence that those species are not present there.
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# Famil. Scientific Name (*)Common Name # Plants / V DS Hrmt 1 Dry Woodsia neomexicana New Mexico cliff fern x 2 Pte Argyrochosma limitanea southwestern false cloak fern x 3 Pte Cheilanthes fendleri Fendler's lipfern 1 4 Pte Pellaea atropurpurea purple cliffbrake 1 5 Pte Pellaea truncata cliff brake 1 1 6 Sel Selaginella mutica spike-moss 50 V 7 Cup Juniperus osteosperma Utah juniper 99 x 8 Eph Ephedra viridis green ephedra 99 9 Pin Pinus edulis two-needle pinyon pine 99 10 Ama Amaranthus albus *tumble pigweed R? 11 Ama Amaranthus powellii Powell's amaranth 3 12 Ana Rhus aromatica var. trilobata skunkbush 10 13 Api Pteryxia petraea rockloving wavewing 50 V 14 Api Yabea microcarpa California hedge-parsley (V) 15 Asc Asclepias latifolia broadleaf milkweed V 16 Asc Funastrum cynanchoides fringed twinevine (V) 17 Ast Ageratina herbacea fragrant snakeroot 5 18 Ast Artemisia ludoviciana silver wormwood 99 19 Ast Artemisia nova black sagebrush 1 20 Ast Artemisia tridentata big sagebrush 99 21 Ast Brickellia californica California brickellbush x 50 22 Ast Chaetopappa ericoides rose heath x 3 23 Ast Chrysothamnus greenei Greene's rabbitbrush V 24 Ast Cirsium arizonicum Arizona thistle 30 25 Ast Cirsium undulatum wavy-leaved thistle V 26 Ast Ericameria arizonica Grand Canyon Goldenweed 1 27 Ast Ericameria nauseosa var. oreophila threadleaf common rabbitbrush 5 x 28 Ast Erigeron concinnus tidy fleabane V 29 Ast Erigeron eatonii Eaton's fleabane 15 30 Ast Erigeron flagellaris trailing fleabane V 31 Ast Erigeron modestus plains fleabane V 32 Ast Erigeron utahensis Utah fleabane V 33 Ast Grindelia nuda var. aphanactis curlytop gumweed V 34 Ast Gutierrezia microcephala sticky snakeweed 10 35 Ast Gutierrezia sarothrae matchweed 99 36 Ast Helianthus petiolaris prairie sunflower R 37 Ast Hesperodoria scopulorum Grand Canyon glowweed 1 38 Ast Heterotheca villosa hairy goldenaster 50 39 Ast Hymenopappus filifolius var. lugens Columbia cutleaf 5 40 Ast Hymenoxys cooperi Cooper’s rubberweed x 10 41 Ast Hymenoxys richardsonii var. floribunda Colorado rubberweed V 42 Ast Machaeranthera canescens hoary-aster 2 43 Ast Machaeranthera grindelioides Nuttall tarweed ? 20 44 Ast Packera multilobata Basin butterweed 5 45 Ast Perityle congesta Grand Canyon rock-daisy 20 46 Ast Psilostrophe sparsiflora greenstem paperflower 99 x 47 Ast Psilostrophe tagetina woolly paperflower V 48 Ast Stephanomeria minor var. minor narrow-leaved wire-lettuce 1 49 Ast Tetraneuris acaulis var. arizonica Arizona hymenoxys x 30 50 Ast Uropappus lindleyi silver puffs (V) 51 Ber Mahonia fremontii Fremont barberry 50 V 52 Bet Ostrya knowltonii Knowlton hop hornbeam 3 53 Bor Cryptantha abata dentnut cryptantha V 54 Bor Cryptantha capitata capitate cryptantha x 20 55 Bor Cryptantha cinerea var. jamesii James' cryptantha V 56 Bor Cryptantha fulvocanescens tawny cryptantha V 57 Bor Cryptantha virginensis Virgin River cryptantha V 58 Bor Lappula occidentalis var. occidentalis flatspine stickseed V 59 Bor Plagiobothrys arizonicus Arizona popcorn flower (V) 60 Bra Arabis perennans perennial rock-cress 20 61 Bra Athysanus pusillus dwarf athysanus V 62 Bra Descurainia pinnata western tansymustard V 63 Bra Erysimum capitatum var. purshii wallflower 2 64 Bra Lesquerella arizonica Arizona bladderpod V 65 Bra Lesquerella intermedia mid bladderpod 4 66 Bra Physaria newberryi Newberry's twinpod V 67 Bra Sisymbrium irio *London rocket V 68 Bra Streptanthus cordatus heartleaf jewelflower V 69 Bra Thelypodium wrightii Wright's thelypody 40 70 Bra Thysanocarpus laciniatus lace-pod V 71 Cac Echinocereus triglochidiatus claret cup 2 72 Cac Opuntia chlorotica pancake prickly-pear 3 73 Cac Opuntia erinacea Mojave prickly-pear 2 74 Cac Opuntia phaeacantha desert prickly-pear 20 x 75 Cac Opuntia whipplei Whipple cholla 1 76 Cap Symphoricarpos oreophilus snowberry 99 77 Cap Symphoricarpos rotundifolius var. parishii Parish's snowberry V 78 Car Arenaria eastwoodiae Eastwood's sandwort sp3 79 Car Silene rectiramea Grand Canyon campion V 80 Car Stellaria nitens shining chickweed V 81 Che Atriplex canescens fourwing saltbush 3 82 Che Chenopodium graveolens fetid goosefoot R 83 Che Krascheninnikovia lanata winter fat R 84 Cro Glossopetalon spinescens var. aridum spiny greasebush 50 V 85 Eup Bernardia incana western bernardia V 86 Eup Chamaesyce arizonica Arizona sandmat (V) 87 Eup Chamaesyce serpyllifolia ssp. serpyllifolia thyme-leafed spurge 99 88 Fab Astragalus amphioxys Crescent milkvetch V 89 Fab Astragalus calycosus Torrey's milkvetch 10 90 Fab Astragalus castaneiformis chestnut milkvetch 99? V 91 Fab Astragalus lentiginosus var. palans freckled milk-vetch 5 92 Fab Astragalus mokiacensis Mokiak milkvetch V 93 Fab Astragalus mollissimus var. thompsoniae woolly locoweed V 94 Fab Astragalus newberryi Newberry's milkvetch V 95 Fab Astragalus sabulonum gravel milk-vetch V 96 Fab Astragalus zionis Zion milkvetch (V) 97 Fab Lathyrus brachycalyx ssp. zionis bush peavine 10 98 Fab Lathyrus graminifolius grassleaf peavine V 99 Fab Lotus wrightii Wright's deervetch V 100 Fab Psoralidium tenuiflorum slimflower scurfpea V 101 Fab Robinia neomexicana desert locust V 102 Fag Quercus gambelii Gambel oak 20 103 Fag Quercus grisea gray oak V 104 Fag Quercus turbinella shrub live oak 50 x 105 Gen Frasera albomarginata white-margined green-gentian 3 106 Ger Erodium cicutarium *redstem filaree 20 107 Gro Ribes cereum var. cereum wax currant V 108 Gro Ribes leptanthum trumpet gooseberry x 109 Gro Ribes velutinum desert gooseberry 3 110 Hyd Fendlera rupicola Fendler bush 40 V 111 Hyd Fendlerella utahensis Utah fendlerbush 3 2 112 Hyd Phacelia affinis limestone phacelia V 113 Hyd Phacelia cryptantha limestone phacelia V 114 Hyd Phacelia filiformis narrow phacelia V 115 Lam Hedeoma drummondii Drummond's false pennyroyal 6 116 Mal Sphaeralcea fendleri Fendler globe mallow V 117 Mal Sphaeralcea grossulariifolia gooseberryleaf globemallow 20 118 Mal Sphaeralcea hastulata spear globemallow V 119 Mal Sphaeralcea parvifolia littleleaf globe mallow 10 120 Mal Sphaeralcea rusbyi Rusby's globemallow (V) 121 Nyc Abronia nana dwarf sand verbena (V) 122 Nyc Mirabilis linearis narrow-leaf four o'clock x 10 123 Nyc Mirabilis multiflora giant four o'clock 10 R 124 Ole Fraxinus anomala single-leaf ash 6 125 Ole Fraxinus cuspidata fragrant ash 10 V 126 Ona Calylophus hartwegii Hartweg's sundrops V 127 Ona Calylophus lavandulifolius lavenderleaf sundrops V 128 Ona Camissonia specuicola Kaibab suncup ~2 V 129 Ona Gayophytum ramosissimum pinyon gayophytum V 130 Ona Oenothera caespitosa fragrant evening-primrose (V) 131 Pap Argemone munita flatbud pricklypoppy V 132 Pla Plantago patagonica Patagonia plantain V 133 Pol Phlox austromontana southern mountain phlox 99 x 134 Pol Phlox stansburyi cold-desert phlox V 135 Pol Phlox viridis ssp. longipes green phlox V 136 Pol Eriogonum microthecum var. simpsonii Simpson's buckwheat 50 x 137 Pol Eriogonum zionis Zion buckwheat 10 138 Por Portulaca oleracea common purslane R? 139 Pri Androsace septentrionalis pygmyflower rockjasmine V 140 Rha Ceanothus greggii desert ceanothus V 141 Ros Amelanchier utahensis Utah service-berry 1 50 142 Ros Cercocarpus intricatus little-leaved mountain-mahogany 15 143 Ros Cercocarpus montanus true mountain-mahogany 10 x 144 Ros Coleogyne ramosissima black brush 99 x 145 Ros Fallugia paradoxa Apache plume 5 x 146 Ros Petrophyton caespitosum rock spiraea 50 147 Ros Potentilla norvegica Norwegian cinquefoil V 148 Ros Purshia stansburiana cliffrose x 99 149 Rub Galium aparine *common bedstraw V 150 Rub Galium munzii ssp. ambivalens Munz's bedstraw 50 5 151 Rub Galium wrightii Wright's bedstraw 5 152 Rut Ptelea trifoliata ssp. pallida var. pallida pallid hoptree 20 x 153 Rut Thamnosma montana turpentine broom 20 154 San Comandra umbellata ssp. pallida bastard toadflax 99 155 Scr Orthocarpus purpureoalbus purplewhite owl's-clover V 156 Scr Penstemon eatonii ssp. undosus Eaton's penstemon 50 V 157 Scr Penstemon ophianthus coiled anther penstemon V 158 Scr Penstemon pachyphyllus var. congestus thickleaf beardtongue V 159 Scr Penstemon palmeri Palmer's penstemon 5 160 Scr Penstemon utahensis Utah penstemon V 161 Sol Lycium pallidum pale desert-thorn V 162 Sol Physalis pubescens husk tomato V 163 Ver Verbena bracteata bracted verbena V 164 Vis Arceuthobium divaricatum pinyon pine dwarf-mistletoe x 20 165 Vis Phoradendron juniperinum juniper mistletoe x 99 166 Aga Agave utahensis var. kaibabensis Kaibab century plant 20 167 Aga Yucca baccata banana yucca 20 168 Lil Calochortus ambiguus doubting mariposa lily V 169 Poa Achnatherum hymenoides Indian ricegrass 40 170 Poa Achnatherum speciosum desert needlegrass 30 171 Poa Aristida purpurea purple three-awn 1 172 Poa Bouteloua curtipendula side-oats grama 99 x 173 Poa Bouteloua eriopoda black grama 30 174 Poa Bouteloua gracilis blue grama 99 R 175 Poa Bouteloua trifida red grama (V) 176 Poa Bromus rubens *red brome 5 177 Poa Bromus tectorum *downy brome 99 178 Poa Elymus elymoides squirreltail 10 179 Poa Hesperostipa comata needle & thread grass 15 180 Poa Hordeum murinum *mouse barley V 181 Poa Leymus salina saline wildrye V 182 Poa Leymus triticoides beardless wildrye V 183 Poa Poa fendleriana mutton grass x 99 184 Poa Sporobolus cryptandrus sand dropseed 50 R 185 Poa Tridens muticus slim tridens V
Acknowledgments We thank all the many people who went to the time and trouble to collect vouchers for this area, so that the species list here could be compiled. That species list from the vouchers was an immense help in getting species determinations from our surveys. We specifically thank Wendy Hodgson and Glenn Rink for their voucher collection efforts, and for their direct help in getting correct determinations for some of the species we observed.
We thank Lori Makarick, the Vegetation Program Manager at Grand Canyon National Park, for creating and maintaining a spreadsheet of all the species in Grand Canyon National Park. That spreadsheet was instrumental for this project.
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Copyright © 2016 by Tom Chester, RT and Shaun Hawke, Mike Crouse, and Adrienne Ballwey.
Permission is freely granted to reproduce any or all of this page as long as credit is given to us at this source:
http://tchester.org/gc/plants/flora/ds_hermit.html
Comments and feedback: Tom Chester
Last Update: 21 August 2016