SEN
Sensitive
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...
Mentzelia sivinskii (Sivinski's Blazingstar)
Biennial taprooted herbs; stems solitary, erect, straight; branches distal or along entire stem (candelabra-form); leaf blades 32.8-112.2 x 2.9-11.4 mm, intersinus distance at widest point 1-2.9 mm; proximal oblanceolate to elliptic, margins pinnate,...
Mentzelia todiltoensis (Todilto Stickleaf)
Perennial herb; stems several from the base, white, stout, leafy, 2.2-8 dm tall, sparsely covered with minute, reflexed or spreading barbed hairs; basal leaves not persistent; stem leaves entire or with a few short laciniate lobes, linear to narrowly...
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) ...
Opuntia arenaria (Sand Prickly-Pear)
Stem consisting of loosely attached flattened joints up to 8 cm in length by 2-3 cm in width, the joints highly varied in size and shape, bearing areoles with dense clumps of yellowish glochids; rhizomes and often larger roots also often bearing gloc...
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...
Peniocereus greggii var. greggii (Night-Blooming Cereus)
Root large, fleshy, round at the top, tapering; stems 2 m long, pale gray-green, slender, 1-2.5 cm in diameter, strongly angled by the 4-6 low, broad ribs; areoles narrowly oval about 4 mm long, white to gray woolly, bearing approximately 12 gray to ...
Penstemon alamosensis (Alamo Beardtongue)
Perennial; stems solitary or few, glabrous, 3-7 dm tall; leaves entire, opposite, basal leaves elliptic to lanceolate, stem leaves much reduced, 2-4 pairs, sessile, lanceolate; inflorescence slightly glandular, more orless secund, usually as much as ...