Xanthisma spinulosum var. paradoxum
Sida 20: 1409. 2003.
Endemic
Basionym: Machaeranthera pinnatifida var. paradoxa B. L. Turner & R. L. Hartman Wrightia 5: 314. 1976
Synonyms: Haplopappus spinulosus var. paradoxus (B. L. Turner & R. L. Hartman) Cronquist
Perennials, (15–)30–60 cm, often woody proximally or at crowns. Stems erect to spreading, branching in proximal 1/3–2/3; mid internodes 5–20+ mm. Leaves relatively sparse, crowded proximally, mostly spreading to loosely ascending, often reduced distally, margins pinnatifid to 2-pinnatifid, lobes linear, 2–5 mm, often toothed, faces glabrous or puberulent, stipitate-glandular. Heads mostly borne singly. Peduncles short [elongate], 2–15 cm, leafy. Involucres 15–25+ mm wide.
Phenology: Flowering spring–summer.
Habitat: Rocky to sandy slopes, washes, disturbed areas
Elevation: 1400–1700 m
Distribution
Colo., N.Mex., Utah.
Discussion
Selected References
None.
Lower Taxa
None.