Flora of North America species comparison

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Hymenothrix wislizeni

trans-Pecos thimblehead
Habit Annuals, 30–70 cm.
Disc florets

15–30;

corollas creamy to bright yellow, mostly 5–7 mm, lobe lengths 0.3–1 times throats;

anthers yellowish.
Phyllaries

8(–12), mostly linear to narrowly oblanceolate.
Cypselae

3–5 mm;

pappus scales 1.5–6 mm.
Rays

3–8.
2n

= 24, 48.

Hymenothrix wislizeni
Phenology Flowering summer–fall.
Habitat Open slopes and washes, sandy or gravelly soils
Elevation 600–1500 m (2000–4900 ft)
Distribution
from FNA
AZ; NM; Mexico (Chihuahua, Sonora)
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 21, p. 387.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Chaenactidinae > Hymenothrix
Sibling taxa
H. loomisii, H. wrightii
Name authority A. Gray: Mem. Amer. Acad. Arts, n. s. 4: 102. (1849)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Fabaceae, Apiaceae, Boraginaceae, and Polemoniaceae.)

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