Flora of North America species comparison

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Pentachaeta lyonii

Lyon's pentachaeta, Lyon's pygmydaisy
Habit Plants 6–48 cm.
Stems

branched.
Leaf

blades linear to narrowly elliptic or oblanceolate, 20–50 × 3–6 mm.
Involucres

campanulate.
Ray florets

17–42;

corollas yellow, laminae 3–8 mm.
Disc florets

21–91;

corollas yellow, narrowly funnelform, not contracted at lobes, lobes 5.
Phyllaries

in 2–3 series, narrowly lanceolate, sparsely hirsuto-pilose.
Pappi

of 8–12 bristles, weakly dilated at bases.
2n

= 18.

Pentachaeta lyonii
Phenology Flowering Mar–Apr.
Habitat Grassy coastal hills
Elevation 20–700 m (100–2300 ft)
Distribution
from FNA
CA
[BONAP county map]
Discussion

Of conservation concern.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 20, p. 48.
Parent taxa Asteraceae > tribe Astereae > Pentachaeta
Sibling taxa
P. alsinoides, P. aurea, P. bellidiflora, P. exilis, P. fragilis
Synonyms Chaetopappa lyonii
Name authority A. Gray: in A. Gray et al., Syn. Fl. N. Amer. 1(2): 445. (1884)
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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