Aliciella formosa (Aztec Gilia)
Perennial, 7-30 cm tall, older plants woody at the base, glandular; stems numerous, branched; leaves entire, 25 mm long, sharp-pointed; flowers pinkish-purple, trumpet-shaped, about 22 mm long. Flowers April and May.
G2
Imperiled
Allium gooddingii (Goodding's Onion)
Herbaceous perennial with 1-3 elongate bulbs terminating in a thick, iris-like rhizome; outer bulb coats veined with parallel, not net-like, persistent fibers; leaves obtuse, flat, strap-like 12-30 cm long, 8mm wide; flower stalk erect, longer than t...
Apacheria chiricahuensis (Cliff Brittlebush)
Shrub to 50 cm tall; leaves opposite, entire to 3-lobed, oblanceolate to spatulate, 3.5-7.5 mm long, 1.0-2.3 mm wide, apiculate, glabrous; stipules minute; flowers radially symmetric, borne singly, sessile or short pedunculate; sepals 4, 3.0-3.5 mm l...
Aquilegia chrysantha var. chaplinei (Chapline's Columbine)
Perennial herb; stems 2-5 dm long, glabrous except for the glandular-pubescent upper parts, openly branched; basal leaves biternately to triternately divided into 3 or 6 leaflets, leaflets lobed, glabrous, dark green above, somewhat paler beneath; pe...
Astragalus altus (Winged Milkvetch)
Perennial; stems several, reddish, ascending, up to 1.2 m long, the tallest plants often supported by adjacent vegetation; leaves to 12 cm long, pinnately compound, with 15-25 ovate leaflets, sparsely pubescent with fine, straight, appressed hairs; f...
Astragalus kerrii (Kerr's Milkvetch)
Tufted perennial from a taproot; stems numerous, wiry, 1-4 cm long; herbage strigulose with basifixed to obscurely dolabriform hairs; leaves crowded, 2-4 cm long; leaflets 9-15, 2.5-8 mm long, 1.5-2 times longer than wide; stipules connate (fused, fo...
Astragalus knightii (Knight Milkvetch)
Tufted perennial herb; stems numerous, ascending, 1-5 cm long, arising from a taproot; herbage gray-strigose with dolabriform hairs; stipules of the lower nodes connate; leaves pinnately compound, 2.5-8.5 cm long; stalks long, wiry, and sometimes per...
Astragalus nutriosensis (Nutrioso Milk-Vetch)
Dwarf, acaulescent, perennial herb from a well-developed, short, but knotty caudex on a simple taproot; leaves 3-11 cm long, pinnately compound with 5-9 pairs of leaflets, each leaflet grayish pubescent below and nearly glabrous on the upper surface;...
Chaetopappa hersheyi (Hershey's Cliff Daisy)
Matted perennial from woody rootstocks; stems to 5 cm high; sparsely pubescent with ascending or loosely appressed hairs, terminated by a solitary flower head; basal rosettelike leaves clustered, spatulate or lance shaped, spiny at the tip, 1.5-6 mm ...