Flora of North America species comparison

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Wyethia glabra

Coast Range mule's ears, Coast Range mule-ears, smooth mule ears
Habit Plants 15–40(–60) cm.
Basal leaves

blades oblong-lanceolate to elliptic-ovate, 20–30(–40) cm, margins entire or ± serrate-dentate (often undulate), faces glabrous or finely stipitate-glandular, sometimes sparsely pilosulous as well (usually shining);

cauline leaves similar, smaller.
Involucres

hemispheric or broader, 35–60+ mm diam.
Ray florets

(8–)12–27;

laminae 15–25(–35) mm.
Phyllaries

22–24+, unequal, herbaceous, margins not ciliate, faces glabrous or abaxial finely stipitate-glandular;

outer (30–)40–70 mm (foliaceous, much surpassing discs).
Heads

usually borne singly (–2+).
Cypselae

10–13 mm, puberulent and/or finely stipitate-glandular (at least distally).

Wyethia glabra
Phenology Flowering Mar–May(–Jun).
Habitat Shady sites, dry foothills
Elevation 10–800 m (0–2600 ft)
Distribution
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
Discussion

Wyethia glabra grows in the Coast Ranges, often in the fog belt.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 21, p. 101.
Parent taxa Asteraceae > tribe Heliantheae > subtribe Ecliptinae > Wyethia
Sibling taxa
W. amplexicaulis, W. angustifolia, W. arizonica, W. helenioides, W. helianthoides, W. longicaulis, W. mollis
Name authority A. Gray: Proc. Amer. Acad. Arts 6: 543. (1865)
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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