S1
Critically Imperiled
Ipomopsis sancti-spiritus (Holy Ghost Ipomopsis)
Biennial to short-lived monocarpic perennial, erect, 3-8 dm tall; stems mostly solitary, occasionally branched from the base; basal leaves in a rosette, senescent at flowering; basal leaves ovate in outline, 3-5 cm long, pinnatifid in 9-15 linear div...
Justicia wrightii (Wright's Water-Willow)
Suffrutescent perennial, 8-15 cm tall; leaves sessile, linear to oblanceolate, strigillose, mostly 10-15 mm long, 1.5-4 mm wide, acute to rounded at the apex, margins flat; flowers solitary, sessile in the leaf axils, bractlets linear-subulate to lin...
Lepidospartum burgessii (Gypsum Scalebroom)
Broomlike shrub up to 1.5 m tall; stems many-branched, covered with silvery, matted, feltlike hairs out of which protrude numerous small oil blisters; leaves needlelike, alternate, 5-12 mm long; heads 3-4, terminal on stems; flowers 3, rarely 4, per ...
Limosella pubiflora (Chiricahua Mudwort)
Annual; possibly stoloniferous; glabrous (or nearly so); leaves 1-6 cm long, 3-5 mm wide, the elongated petioles widening to oblanceolate, entire, slightly fleshy blades; flowers on slender peduncles; calyx 3-3.5 mm long, glabrous, the lobes ovate-ac...
Linum allredii (Allred's Flax)
Long-lived perennial, suffrutescent from a woody branching base, sometimes sprouting shoots from thick, lateral roots; stems up to 25 cm tall, puberulent or glabrescent at the base and glabrous for at least the upper two-thirds; leaves linear to line...