WEAKLY CONSERVED
Mentzelia humilis var. guadalupensis (Guadalupe Stickleaf)
Densely tufted perennial 5-25 cm tall, covered with minute, harsh, retrorsely barbed hairs that give the surface the texture of shark skin or a cat's tongue; basal leaves spatulate, dentate, with 2-4 teeth per side, or sometimes the smallest leaves n...
Muhlenbergia villiflora var. villosa (Hairy Muhly)
Rhizomatous perennial; stems much branched above, wiry, 4-30 cm tall, usually growing in isolated clumps and seldom forming dense stands; blades short, less than 3 cm long, strongly involute; inflorescence a narrow contracted panicle, 1-5 cm long, us...
Nerisyrenia hypercorax (Crow Flats Fanmustard)
Dense, more or less hemispherical, perennial herb or sub-shrub from a branched, woody caudex, 1-3 dm high; stems and leaves pubescent with appressed, 3-rayed to dendritic trichomes; leaves alternate, succulent, (18-)22-40(-48) mm long, (4-)6-12(-14) ...
Packera cliffordii (Clifford's Groundsel)
Tufted perennial, 4-15 cm tall, forming clumps up to 2 dm across, covered with white, felty or woolly tomentum; basal leaves linear or linear-oblanceolate, 2-4 cm long, 1-3 mm wide, flat or with margins rolled inwards; stem leaves reduced to small sc...
Packera neomexicana var. metcalfei (Metcalfe's Groundsel)
Subrhizomatous perennial; stems 1-4 dm tall; leaves mostly basal, oblanceolate to obovate, dentate towards apex, lightly tomentose or glabrate at maturity; stem leaves few and much reduced upwards; heads radiate, erect, several to many in a corymbose...
Paronychia wilkinsonii (Wilkinson's Nailwort)
Small, cushion-forming perennial herb with a branched caudex; stems erect or ascending, 2.5-6(-10) cm high, hirtellous, mostly obscured by the opposite leaves; stipules lanceolate, scarious, 5-8 mm long and generally equaling the leaves, to 1.5 mm wi...
Pediomelum pentaphyllum (Chihuahua Scurfpea)
Perennial herb up to about 25 cm tall, grayish-hairy with straight hairs that lie against the surface of the foliage; stems with a thin, cord-like, easily broken, subterranean portion bearing a few small bracts, and a very short aerial, leafy portion...
Penstemon bleaklyi (Bleakly's beardtongue)
Plants perennial, forming loose mats from numerous branched and tangled woody rhizomes; stems ascending-decumbent, 2-8 cm tall, minutely puberulent; stem leaves opposite, sessile, glabrous or with a few trichomes at the base, entire to serrulate, nar...
Penstemon linarioides ssp. maguirei (Maguire's Beardtongue)
Plants perennial, mat-forming; stems 1-5 dm tall, tufted, leafy, pubescent; leaves oblanceolate, 2-4 mm wide (possibly with flattened, scale-like, appressed hairs); inflorescence glandular; corolla (probably) blue-lavender, 16-20 mm long, floor 2-rid...