Difference between revisions of "Hymenoxys richardsonii var. richardsonii"
Endemic
Treatment appears in FNA Volume 21. Treatment on page 441.
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|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Gaillardiinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Gaillardiinae | ||
Latest revision as of 21:08, 5 November 2020
Plants 7–24 cm. Stems 1–10, ± hairy. Leaves ± hairy. Heads 5–35+ per plant. Involucres 8–11 × 9–14 mm. Phyllaries: outer 9–13, weakly to moderately keeled, lanceolate, 5–8 mm, apices acuminate to acute; inner 9–18, 4–8 mm. Ray florets 8–14; corollas 11–17 mm. Disc florets 30–75+; corollas 3–5 mm. Cypselae 2–3 mm; pappi of 5–6(–8) usually lanceolate, aristate scales 2–3.5 mm. 2n = 30.
Phenology: Flowering (May–)Jun–Jul(–Sep).
Habitat: Roadsides, open areas, edges of forests
Elevation: (1000–)1500–2500(–3400) m
Distribution
Alta., Sask., Colo., Mont., N.Dak., Utah, Wyo.
Discussion
Selected References
None.
Lower Taxa
None.