Difference between revisions of "Hymenopappus mexicanus"
Proc. Amer. Acad. Arts 19: 29. 1883.
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|subtribe=Asteraceae (tribe Heliantheae) subtribe Hymenopappinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Hymenopappinae | ||
Latest revision as of 20:14, 5 November 2020
Perennials, 20–90 cm. Leaves: basal simple or 1-pinnate, 6–20 cm, lobes 5–15+ × 1–9 mm; cauline 0 or 3–6. Heads 1–8(–20+) per stem. Peduncles 1–10 cm. Phyllaries yellowish to whitish or red-tinged, 6–9 × 2–3 mm. Ray florets 0. Disc florets 20–40; corollas yellow, 3–4.5 mm, tubes 2–2.5 mm, throats campanulate, 1–1.5 mm, lengths 3–4 times lobes. Cypselae 4–6 mm, glabrous or sparsely hirtellous; pappi of 12–20 scales 0.1–0.4 mm. 2n = 34.
Phenology: Flowering Jun–Oct.
Habitat: Openings in pine, spruce, and aspen woodlands
Elevation: 2100–3000 m
Distribution
Ariz., N.Mex., Mexico.
Discussion
Selected References
None.
Lower Taxa
None.