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common Townsend daisy, common townsendia, slender townsendia

sword Townsend daisy

Habit Perennials, 1–3 cm (± pulvinate). Perennials, 1–2 cm (usually ± pulvinate).
Stems

± erect;

internodes 0.1–1 mm, strigose.

± erect;

internodes 0.1–1 mm, ± villous.

Leaves

basal and cauline, blades spatulate to narrowly obovate, (8–)12–25(–40+) × 1–2(–3+) mm, ± fleshy, faces ± strigose to strigillose or glabrate.

basal and cauline, ± spatulate, 7–10(–20) × 1.5–2(–4) mm little, it at all, fleshy, faces ± villous or sericeous.

Involucres

± campanulate, 8–12(–20+) mm diam.

± urceolate, 6–12(–16) mm diam.

Ray florets

13–34+;

corollas usually white or pinkish, seldom blue, adaxially, laminae 5–7(–12+) mm, abaxially usually glabrous, sometimes sparsely glandular-puberulent.

12–30+;

corollas white to pinkish adaxially, laminae 3–12 mm, abaxially usually glandular-puberulent, sometimes glabrous.

Disc florets

40–80+;

corollas 4–6+ mm.

16–30+;

corollas 4–5+ mm.

Phyllaries

40–50+ in 4–5+ series, the longer ± lanceolate, 7–9(–12) mm (l/w = 2.5–5), apices acute to attenuate, abaxial faces sparsely strigose or glabrous.

16–24+ in 3–4 series, the longer lance-ovate to lanceolate, 6–8(–9) mm (l/w = 4–7), apices usually acute, sometimes attenuate, abaxial faces ± villous to strigillose.

Heads

usually ± sessile, rarely on scapiform peduncles 5–15+ mm.

± sessile.

Cypselae

3+ mm, faces glabrous or sparsely hairy (hairs mostly at bases), hair tips glochidiform;

pappi persistent;

on ray cypselae ca. 25 lanceolate or subulate to setiform scales 0–1 or 5–8 mm;

on disc cypselae ca. 30 subulate to setiform scales 5–8 mm.

2.5–4 mm, faces hairy, hair tips glochidiform or forked;

pappi readily falling, of 14–30 subulate to setiform scales 4.5–6+ mm (± connate basally).

2n

= 18.

Townsendia leptotes

Townsendia spathulata

Phenology Flowering Jun–Jul. Flowering May–Jun.
Habitat Rocky ridges, sandy slopes Open ridges
Elevation (2300–)2900–3800 m ((7500–)9500–12500 ft) 1600–2300 m (5200–7500 ft)
Distribution
from FNA
CA; CO; ID; MT; NM; NV; UT; WY
[WildflowerSearch map]
[BONAP county map]
from FNA
MT; WY
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 20, p. 203. FNA vol. 20, p. 196.
Parent taxa Asteraceae > tribe Astereae > Townsendia 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. incana, T. jonesii, T. mensana, T. microcephala, T. minima, T. montana, T. parryi, T. rothrockii, T. scapigera, T. smithii, T. spathulata, T. strigosa, T. texensis
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. incana, T. jonesii, T. leptotes, T. mensana, T. microcephala, T. minima, T. montana, T. parryi, T. rothrockii, T. scapigera, T. smithii, T. strigosa, T. texensis
Synonyms T. sericea var. leptotes
Name authority (A. Gray) Osterhout: Muhlenbergia 4: 69. (1908) Nuttall: Trans. Amer. Philos. Soc., n. s. 7: 305. (1840)
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