Oönopsis wardii
Pittonia 3: 46. 1896.
Common names: Ward’s goldenweed
Basionym: Haplopappus fremontii var. wardii A. Gray in A. Gray et al., Syn. Fl. N. Amer. 1(2): 128. 1884 (as Aplopappus fremonti var. wardi)
Synonyms: Haplopappus fremontii subsp. wardii (A. Gray) H. M. Hall Haplopappus wardii (A. Nelson) A. Nelson Oönopsis condensata (A. Gray) Greene Oönopsis wardii var. condensata A. Nelson
Plants (4–)9–30 cm. Stems glabrous. Leaf blades oblanceolate to narrowly obovate or oblong-oblanceolate, 19–120 × 2–11(–16) mm, cauline bases not auriculate or clasping, distalmost cauline abruptly reduced. Heads not immediately subtended by leaflike bracts. Involucres 10–17 mm. Phyllary apices long-acuminate to long-acute, not apiculate or cuspidate. Ray florets 0. Disc florets 10–45. Cypselae 4.5–6.1(–7) mm, faces glabrous. 2n = 10.
Phenology: Flowering Jul–Sep.
Habitat: Barren selenium hills and flats, alkaline clay flats, shale-alkali ridges, disturbed roadsides
Elevation: 2000–2300 m
Discussion
Oönopsis wardii grows in Albany, Carbon, and Natrona counties.
Selected References
None.
Lower Taxa
None.