The flora of the Little Picacho Wilderness located in southeastern Imperial County, Southern California. It is within the Colorado Desert subregion, of the Sonoran Desert ecoregion
The Little Picacho Wilderness is located in the southern portion of the Lower Colorado River Valley, with its eastern side along the Colorado River (Little Picacho Wash runs ~ downstream); and is north of Yuma, Arizona and Winterhaven, California. The wilderness area protects a region of the southeastern Chocolate Mountains.
Complete list of flora: Genus-species-(binomials)
Acacia greggii Amsinckia menziesii var. intermedia Asclepias subulata Bebbia juncea Cercidium floridum Chaenactis fremontii Chorizanthe rigida Cryptantha angustifolia Dalea albiflora Encelia farinosaColorado DesertLandforms, Picacho Mountains., "ReDir" Eriogonum ssp. Desert trumpet "ReDir" Euphorbia albomarginata Fagonia laevis Ferocactus wislizeni "ReDir" Fouquieria splendens (Ocotillo) Geraea canescens Hibiscus denudatus Hyptis emoryi Krameria grayi Larrea tridentata Lupinus arizonicus Nicotiana obtusifolia Olneya tesota Opuntia acanthocarpa (syn: Cylindropuntia acanthocarpa Opuntia basilaris Parkinsonia florida — (Blue Paloverde) Peucephyllum schottii Phacelia spp. — (Scorpionweed) Phacelia crenulata subsp. Prosopis ssp. — (Mesquite) Psyllium ssp. Psorothamnus spinosus Sphaeralcea ambigua
Perennials
Perennials: Common name
Beavertail CactusPicacho SRA, Beavertail Cactus Bebbia—Chuckwalla's Delight Brittlebush Buckhorn Cholla Catclaw Acacia Creosote bush Desert firPeucephyllum schottii, Sonoran Desert Plants, packrat middens, Whipple Mountains, 11,500 bp; Picacho Peak, 11,000 bp; p 315-317. Desert Globemallow Desert Ironwood Desert Lavender Fishhook Barrel Cactus Mesquite — (Prosopis ssp.) Rush Milkweed Desert Milkweed, Leafless Milkweed OcotilloBur. of Land Management, Little Picacho Wilderness. (photo gallery) Blue Palo Verde Rock Hibiscus Smoketree (Psorothamnus) Smokethorn' White Ratany
Perennials: Genus-species-(binomials)
Acacia greggii Asclepias subulata Bebbia juncea Cercidium floridum Encelia farinosa Ferocactus wislizeni "ReDir" Fouquieria splendens Hibiscus denudatus Hyptis emoryi Krameria grayi Larrea tridentata Olneya tesota Opuntia acanthocarpa (syn: Cylindropuntia acanthocarpa Opuntia basilaris Peucephyllum schottii Prosopis ssp. — (Mesquite) Psorothamnus spinosus Sphaeralcea ambigua
Trees, perennials: Common name
Catclaw Acacia Desert IronwoodWinter 2005-2006, Indian Pass Wilderness & Little Picacho; Blue Palo VerdeWinter 2005-2006, Indian Pass Wilderness & Little Picacho; Smoketree (Psorothamnus) Smokethorn
Trees, perennials: Genus-species-(binomials)
Acacia greggii Cercidium floridum Olneya tesota Parkinsonia florida Psorothamnus spinosus
Annuals
Common name
Arizona Lupine California Fagonbush 'Chicura Common Fiddleneck Desert Sunflower Desert Tobacco Desert trumpet Fremont's pincushion Narrow-leaved Popcorn Flower Plantago — (Psyllium ssp.) Rattlesnake Weed Rigid Spiny Herb Scorpionweed — (Phacelia spp.) Notch-leaved Phacelia Scruffy Prairie Clover White-bract Stick Leaf White-bract Blazing Star
Genus-species
Amsinckia menziesii var. intermedia Chaenactis fremontii Chorizanthe rigida Cryptantha angustifolia Dalea albiflora "ReDir" Eriogonum ssp. Eriogonum inflatum — (Desert trumpet) "ReDir" Euphorbia albomarginata Fagonia laevis Geraea canescens Lupinus arizonicus Mentzelia involucrata Nicotiana obtusifolia Phacelia spp. — (Scorpionweed) Phacelia crenulata subsp. Psyllium ssp.
See also List of southern LCRV flora by region
References
Creosote bush and Bursage, Lower Colorado River Valley-(with photo). Turner, Bowers, & Burgess. Sonoran Desert Plants; an Ecological Atlas, Raymond M. Turner, Janice E. Bowers, Tony L. Burgess, c 1995, Univ. of Arizona Press, Tucson. 504 pages.
External links
BLM: Little Picacho Peak Wilderness—(Ocotillo at foothills); BLM photo gallery — Ocotillo, on mountains). Winter 2005-2006: — Trip 1: Indian Pass Wilderness, Little Picacho, and Cargo Muchacho Mountains — with Desert Ironwood (Oleneya tesota) & Blue Paloverde (Parkinsonia florida) images. Picacho SRA: Beavertail Cactus Colorado Desert Landforms: Picacho Mountains; UCSB: "Colorado Desert, Picacho Mountains" — Brittlebush next to Ocotillos.