Difference between revisions of "Yermo xanthocephalus"
Madroño 38: 199, fig. 1. 1991.
Common names: Desert yellow-head
Treatment appears in FNA Volume 20. Treatment on page 634.
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|tribe=Asteraceae tribe Senecioneae | |tribe=Asteraceae tribe Senecioneae | ||
|genus=Yermo | |genus=Yermo | ||
Revision as of 20:25, 16 December 2019
Taproots penetrating to 20–25+ cm. Stems hollow. Leaf blades 4–25 × 1–6 cm. Peduncles 3–15 mm. Involucres 8–15 mm. Disc florets slightly exserted from involucres; corollas: tubes 3.5 mm, throats 2.5 mm, lobes 2–3(–3.5) mm. Cypselae 6–7 mm; pappi 5 mm.
Phenology: Flowering Jun(–Aug).
Habitat: Barren, white silty-clay
Elevation: 2000 m
Discussion
Of conservation concern.
Yermo xanthocephalus is known only from one site in central Wyoming. It is in the Center for Plant Conservation’s National Collection of Endangered Plants.
Selected References
None.
Lower Taxa
None.