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Parry's Townsend daisy, Parry's townsendia

sword Townsend daisy

Habit Biennials or perennials, (2–)5–12(–25+) cm. Perennials, 1–2 cm (usually ± pulvinate).
Stems

decumbent to erect;

internodes (0.1–)2–12(–25+) mm, strigose.

± erect;

internodes 0.1–1 mm, ± villous.

Leaves

basal and cauline, blades spatulate to oblanceolate, 15–35(–60+) × 2–5(–8+) mm, not fleshy, faces ± strigose or glabrate Heads at tips of stems (usually surpassed by leaves).

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

Involucres

± hemispheric or broader, 12–25(–35+) mm diam.

± urceolate, 6–12(–16) mm diam.

Ray florets

21–67+;

corollas usually blue or purplish, rarely white or pinkish, adaxially, laminae 7–15(–20+) mm, glabrous abaxially.

12–30+;

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

Disc florets

150–200+;

corollas 4.5–6 mm.

16–30+;

corollas 4–5+ mm.

Phyllaries

40–64 in 4–7+ series, the longer ± lanceolate to lance-linear, 10–15+ mm (l/w = 4–6), apices acute to attenuate (soft, not apiculate), abaxial faces ± 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

± sessile.

Cypselae

3–4.5+ mm, hairy, hair tips forked or entire;

pappi persistent, of 24–30+ subulate to setiform scales 3.5–4(–7.5) 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 parryi

Townsendia spathulata

Phenology Flowering May–Aug. Flowering May–Jun.
Habitat Meadows, grassy slopes, gravelly benches, talus Open ridges
Elevation 1500–3000 m (4900–9800 ft) 1600–2300 m (5200–7500 ft)
Distribution
from FNA
ID; MT; NV; OR; UT; WY; AB; BC
[WildflowerSearch map]
[BONAP county map]
from FNA
MT; WY
[WildflowerSearch map]
[BONAP county map]
Source FNA vol. 20, p. 197. 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. leptotes, T. mensana, T. microcephala, T. minima, T. montana, 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
Name authority D. C. Eaton: Amer. Naturalist 8: 212. (1874) Nuttall: Trans. Amer. Philos. Soc., n. s. 7: 305. (1840)
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