Difference between revisions of "Hymenoxys richardsonii var. floribunda"
Madroño 10: 159. 1950.
Common names: Colorado rubberweed olivaceous bitterweed
Endemic
Basionym: Actinella richardsonii var. floribunda A. Gray Mem. Amer. Acad. Arts, n. s. 4: 101. 1849
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|publication year=1950 | |publication year=1950 | ||
|special status=Endemic | |special status=Endemic | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V21_1104.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Gaillardiinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Gaillardiinae | ||
Latest revision as of 20:08, 5 November 2020
Plants 19–34 cm. Stems (2–)5–20(–30+), glabrous or ± hairy. Leaves glabrous or sparsely hairy. Heads (30–)80–250(–300+) per plant. Involucres 7–8 × 7–9 mm. Phyllaries: outer 8–9, strongly keeled, obovate, ovate, or lanceolate, 3.5–6 mm, apices acute; inner 8–12, 3–5 mm. Ray florets 7–9; corollas 7–11 mm. Disc florets 25–50+; corollas 3–4 mm. Cypselae 2 mm; pappi of (4–)5 obovate, aristate scales 1.8–2.8 mm. 2n = 30.
Phenology: Flowering (May–)Jul–Aug(–Oct).
Habitat: Roadsides, open areas, edges of forests
Elevation: (1600–)1800–2700(–3400) m
Distribution
Ariz., Colo., N.Mex., Tex., Utah.
Discussion
Selected References
None.
Lower Taxa
None.