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sword Townsend daisy

Jones' Townsend daisy, Jones' townsendia

Habit Perennials, 1–2 cm (usually ± pulvinate). Perennials, 1–2(–4) cm (usually ± pulvinate).
Stems

± erect;

internodes 0.1–1 mm, ± villous.

± erect;

internodes 0.1–1 mm, ± scabrellous to strigose.

Leaves

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

basal and cauline, blades ± spatulate to oblanceolate, 7–15(–35+) × 1–2(–4+) mm, not fleshy, faces ± scabrellous to strigose.

Involucres

± urceolate, 6–12(–16) mm diam.

± campanulate, 8–14 mm diam.

Ray florets

12–30+;

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

13–21;

corollas white adaxially, laminae 5–7+ mm, ± densely glandular-puberulent abaxially.

Disc florets

16–30+;

corollas 4–5+ mm.

40–80+;

corollas 4.5–5+ mm.

Phyllaries

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.

20–28 in 3–4+ series, the longer ± lanceolate, 4–8 mm (l/w = 2.5–5), sometimes glabrate, apices acute, abaxial faces usually sparsely strigillose.

Heads

± sessile.

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

Cypselae

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).

2–3(–4+) mm, faces hairy, hair tips glochidiform or forked;

pappi persistent;

on ray cypselae 20–24 subulate to setiform scales 3–4+ mm;

on disc cypselae 20–24 subulate to setiform scales 4–6(–8) mm.

Townsendia spathulata

Townsendia jonesii

Phenology Flowering May–Jun. Flowering Apr–Jun.
Habitat Open ridges Rocky slopes, limestone slopes with pinyons
Elevation 1600–2300 m (5200–7500 ft) 2100–3000 m (6900–9800 ft)
Distribution
from FNA
MT; WY
[WildflowerSearch map]
[BONAP county map]
from FNA
AZ; NV; UT
[WildflowerSearch map]
[BONAP county map]
Discussion

The current circumscription of Townsendia jonesii is, perhaps, too lumpy. Some lumps might be better treated as distinct species and/or included within the circum-scription of T. scapigera.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 20, p. 196. FNA vol. 20, p. 202.
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. parryi, T. rothrockii, T. scapigera, T. smithii, 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. 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. mensana var. jonesii
Name authority Nuttall: Trans. Amer. Philos. Soc., n. s. 7: 305. (1840) (Beaman) Reveal: Great Basin Naturalist 30: 35. (1970)
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