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hoary Townsend daisy, hoary townsendia, silvery townsendia

Habit Perennials, (1–)2–8(–12+) cm.
Stems

decumbent to erect;

internodes (0.5–)2–6(–12+) mm, usually densely piloso-hirsute, sometimes strigoso-scabrellous (surfaces usually hidden by hairs).

Leaves

basal and cauline, blades spatulate to narrowly oblanceolate, 3–12(–40+) × 1–2(–4+) mm, not fleshy, ± strigoso-scabrellous to strigillose.

Involucres

± campanulate to hemispheric, (6–)10–15(–20) mm diam.

Ray florets

(8–)13–34+;

corollas white or pinkish adaxially, laminae 5–8(–12+) mm, abaxially usually glabrous, sometimes glandular-puberulent at bases.

Disc florets

60–80+;

corollas 4.5–6.5+ mm.

Phyllaries

16–28+ in 3–4+ series, the longer ± lance-ovate to lanceolate, (6–)8–9(–12+) mm (l/w = 2.5–5), apices acute, abaxial faces strigose.

Heads

at tips of stems (usually surpassed by leaves).

Cypselae

3.5–4.5+ mm, faces hairy, hair tips glochidiform;

pappi persistent;

on ray cypselae 15–30 lanceolate or subulate to setiform scales 0.3–0.6 or 4–6+ mm;

on disc cypselae 15–30+ subulate to setiform scales 4–6+ mm.

2n

= 18.

Townsendia incana

Phenology Flowering Apr–Jul.
Habitat Sandy soils, rocky benches, shales, with pinyons and junipers
Elevation 1100–2200 m (3600–7200 ft)
Distribution
from FNA
AZ; CO; MT; NM; NV; UT; WY
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 20, p. 199.
Parent taxa Asteraceae > tribe Astereae > Townsendia
Sibling taxa
T. annua, T. aprica, T. condensata, T. eximia, T. exscapa, T. fendleri, T. florifera, T. formosa, T. glabella, T. grandiflora, T. gypsophila, T. hookeri, T. jonesii, T. leptotes, T. mensana, T. microcephala, T. minima, T. montana, T. parryi, T. rothrockii, T. scapigera, T. smithii, T. spathulata, T. strigosa, T. texensis
Synonyms T. arizonica
Name authority Nuttall: Trans. Amer. Philos. Soc., n. s. 7: 305. (1840)
Web links