APPENDIX F-Q Special-Status Plant and Wildlife Species Table 1. Special-status Plants with Potential to Occur in the Vicinity of the DesertXpress Project: California Federal/State/ Potential for Common Name CNPS/BLM/ Geographic Distribution/Floristic Blooming Occurrence in the Scientific Name HCPa Province Habitat Requirements Period Biological Study Area Chaparral sand-verbena –/–/1B.1/–/– Central and southern South Coast, Sandy soils in chaparral, coastal scrub, Jan–Sep Potential, suitable Abronia villosa var. western Sonora desert desert dunes; 80–1,600 meters habitat present. aurita Mormon needle grass –/–/2.3/–/– Eastern Mojave desert with Carbonate soils in pinyon-juniper May–Jul Potential, suitable Achnatherum aridum occurrences in Inyo, Mono, and woodland, Joshua tree woodland; 500– habitat present; known San Bernardino Counties; Nevada, 2,570 meters to occur in Mountain Arizona Pass near study area. Desert Aerating –/–/2.3/–/– Eastern Desert mountains; Rocky soils in pinyon-juniper woodland; Jul–Oct No potential; no Aerating herbacea Colorado, New Mexico, Texas 1,525–2,200 meters suitable habitat present, although species occurs within ten miles. Ripley’s aliciella (gilia) –/–/2.3/–/NE Mojave Desert in Inyo and San Carbonate soils in Mohavean desert May-Jul Potential, suitable Aliciella ripleyi Bernardino Counties; Nevada scrub; 305-1,900 meters habitat present. (formerly Gilia ripleyi) Nevada onion –/–/2.3/–/– Desert mountains Sandy or gravelly soils in pinyon- Apr–May No potential, no Allium nevadense juniper woodland; 1,300–1,700 meters suitable habitat present. Spanish needle onion –/–/1B.3/–/W Southern high Sierra Nevada: Rocky areas in pinyon-juniper Jun No potential, outside Allium shevockii Spanish Needle Peak in woodland and upper montane range of species, no northeastern Kern County coniferous forest; 1,465-2,500 meters suitable habitat present. Small-flowered –/–/2.3/–/W Eastern Desert with occurrences in Desert dunes, bajadas in Mohavean Mar–Apr Potential, suitable androstephium Inyo, Riverside, and San desert scrub; 220–640 meters habitat present; known Androstephium Bernardino Counties; Arizona, to occur close to study breviflorum Nevada, Utah area. Darwin rock cress –/–/2.3/S/NE Great Basin, Mojave Desert Carbonate soils in chenopod scrub, Apr Potential but unlikely, Arabis pulchra var. regions, including portions of Inyo, Mohavean desert scrub; 1,100-2,075 suitable habitat munciensis San Bernardino Counties; Nevada meters present. Shockley’s rock cress –/–/2.2/–/NE San Bernardino Mountains, Mojave Carbonate or quartzite, rocky or May-Jun No potential, no Arabis shockleyi Desert: Inyo and San Bernardino gravelly soils in pinyon-juniper suitable habitat Counties; Nevada, Utah woodland; 875-2,205 meters present. F-Q-1 Federal/State/ Potential for Common Name CNPS/BLM/ Geographic Distribution/Floristic Blooming Occurrence in the Scientific Name HCPa Province Habitat Requirements Period Biological Study Area White bear poppy –/–/2.2/–/NE Northeastern Mojave desert; Rocky soils in chenopod scrub, Apr–May Potential, suitable Arctomecon merriamii southern Nevada Mojavean desert scrub; 490–1,800 habitat present. meters Charleston sandwort –/–/1B.3/–/– Desert mountains; southwest Sandy soils in pinyon-juniper woodland; Jun No potential, no Arenaria congesta var. Nevada 2,200–2,225 meters suitable habitat charlestonensis present. Cloak fern –/–/2.3/–/NE Eastern Desert mountains; Utah, Carbonate, rocky soils in pinyon-juniper Sporolates No potential, no Argyrochosma limitanea New Mexico, northwestern Mexico woodland; 1,800 meters from Apr–Oct suitable habitat var. limitanea present. Mojave milkweed –/–/2.3/–/– Mojave Desert; New Mexico Mojavean desert scrub, pinyon-juniper May–Jun Potential, suitable Asclepias nyctaginifolia woodland; 1,000–1,700 meters habitat present. Cushenbury milk-vetch E/–/1B.1/–/W Known from fewer than 20 Carbonate or granitic soils in Joshua Mar-May No potential, outside Astragalus albens occurrences in San Bernardino tree woodland, Mohavean desert scrub, known range of this County, including the Northeast pinyon-juniper woodland; 1,095-2,000 highly localized San Bernardino Mountains and meters species. Cushenbury Canyon Playa milk-vetch –/–/2.2/–/NE Eastern Mojave Desert in San Sandy areas in Mohavean desert Apr Potential, suitable Astragalus allochrous Bernardino County; Arizona, New scrub; 800 meters habitat present. var. playanus Mexico, Texas, Utah Darwin Mesa milk-vetch –/–/1B.1/S/NE Desert mountains north and west Volcanic clay or gravelly soils in Great Apr-Jun No potential, outside Astragalus atratus var. of Panamint Valley, Inyo County Basin scrub, Joshua tree woodland, range of species. mensanus pinyon-juniper woodland; 1,340-2,315 meters Cima milk-vetch –/–/1B.2/–/– Eastern Desert mountains Clay soils in pinyon-juniper woodland, Apr–May Potential, suitable Great Basin scrub, Joshua tree habitat present. Astragalus cimae var. woodland; 890–1,850 meters cimae Walker Pass milk-vetch –/–/1B.3/–/W Reported occurrences near Walker Pinyon-juniper woodland on sandy, Apr-May No potential, outside Pass in Kern County in the granitic soils; 1,705-1,900 meters range of species, no Astragalus ertterae Southern High Sierra suitable habitat present. Black milk-vetch –/–/1B.2/S/NE Northeastern desert mountains, Mojavean desert scrub, sometimes on Mar-May No potential, outside Funeral mountains (east of Death carbonate, gravelly, clay, or rocky soils; range of species. Astragalus funereus Valley) in Inyo County; also 1,280-1,500 meters Nevada F-Q-2 Federal/State/ Potential for Common Name CNPS/BLM/ Geographic Distribution/Floristic Blooming Occurrence in the Scientific Name HCPa Province Habitat Requirements Period Biological Study Area Geyer’s milk-vetch –/–/2.2/S/NE East of Sierra Nevada: Inyo, Sandy soils in chenopod scrub, Great May-Aug No potential, outside Lassen, and Mono Counties; Basin scrub; 1,160-1,550 meters range of species. Astragalus geyeri . var Nevada, Oregon, Washington, and geyeri elsewhere Gilman’s milk-vetch –/–/1B.2/S/NE Northern desert mountains, Gravelly or rocky soils in Great Basin May-Aug No potential, outside Panamint Mountains in Inyo scrub, pinyon-juniper woodland; 2,000- range of species, no Astragalus gilmanii County; also Nevada 3,050 meters suitable habitat present. Lane Mountain milk- E/–/1B.1/–/W Vicinity of Lane Mountain, San Granitic, sandy or gravelly substrates in Apr-Jun No potential, outside vetch Bernardino County Joshua tree woodland and Mohavean range of species. desert scrub, on dry stony hillsides and Astragalus jaegerianus desert mesas, usually under shrubs; 900-1,200 meters Shining milk-vetch\ –/–/1B.2/–/NE Northern Mojave Desert, Eureka Desert dunes; 770-1,175 meters Mar-Jun No potential, outside Valley in Inyo County range of species. Astragalus lentiginosus var. micans Sodaville milk-vetch –/E/1B.1/–/NE Northern Mojave Desert, northern Alkaline meadows and seeps; 955-965 Apr-Jul No potential, outside Death Valley, eastern slope of Last meters range of species. Astragalus lentiginosus Chance Mountains in Inyo County; var. sesquimetralis also adjacent Nevada Curved-pod milk-vetch –/–/1A/–/NE Formerly known from desert Carbonate soils in Joshua tree Apr-Jun No potential, outside mountains, Darwin Mesa, west of woodland, Mohavean desert scrub; range of species. Astragalus mojavensis Death Valley in Inyo* County; 1,250-1,600 meters var. hemigyrus Nevada Little big-pod or broad- –/–/2.2/–/NE East of Sierra Nevada: Inyo and Rocky areas in alpine boulder and rock Jun-Sep No potential, outside keeled milk-vetch Mono Counties; Idaho, Nevada, field, pinyon-juniper woodland, range of species, no Oregon, Utah, and elsewhere subalpine coniferous forest; 2,345- suitable habitat Astragalus platytropis 3,550 meters present. Preuss’s milk-vetch –/–/2.3/–/NE Eastern Mojave Desert, Clay soils in chenopod scrub, May-Jun Potential, suitable southeastern Inyo County, Mohavean desert scrub; 750-780 habitat present. Astragalus preussii var. northeastern San Bernardino meters preussii County; Arizona, Nevada, Utah F-Q-3 Federal/State/ Potential for Common Name CNPS/BLM/ Geographic Distribution/Floristic Blooming Occurrence in the Scientific Name HCPa Province Habitat Requirements Period Biological Study Area Naked milk-vetch –/–/2.2/–/NE White and Indio mountains, Alkaline, granitic alluvium soils in May-Jul No potential, outside northern desert mountains: Inyo chenopod scrub, Great Basin scrub, range of species Astragalus serenoi . var and Mono Counties; Nevada pinyon-juniper woodland; 1,500-2,250 shockleyi m Triple-ribbed milk-vetch E/–/1B.2/–/W Riverside and San Bernardino On sandy or gravelly soils in alluvial Feb-May No potential, outside Counties, near Whitewater and deposits along desert washes in range of species Astragalus tricarinatus Morongo Valley Joshua tree woodland and Sonoran desert scrub; 450-1,190 meters Scaly cloak fern –/–/2.3/–/NE Desert mountains with reported Carbonate soils in pinyon-juniper Apr–Oct Potential, suitable occurrences in San Bernardino woodland, Joshua tree woodland; 900– habitat present. Astrolepis cochisensis County; Arizona, Baja California, 1,800 meters cochisensis ssp. New Mexico Ayenia –/–/2.3–/NE Eastern desert mountains, In sandy, gravelly desert washes and Mar-Apr Potential, suitable Providence mountains, western dry rocky canyons in creosote bush habitat present. Ayenia compacta and central Sonoran Desert, Eagle scrub, Mojavean and Sonoran desert Mountains, in Riverside, San scrub; 150-1095 meters Bernardino, and