Townsendia glabella A.Gray

Gray's townsend daisy (en)

Species

Angiosperms > Asterales > Asteraceae > Townsendia

Characteristics

Perennials, 1–5 cm (± pulvinate). Stems ± erect; internodes 0.1–1 mm, strigose. Leaves basal and cauline, blades spatulate to oblanceolate, 20–60+ × 2–5(–11+) mm, little, if at all, fleshy (margins strigoso-ciliate), usually glabrous, sometimes sparsely strigillose. Heads usually on scapiform peduncles 10–20(–70) mm, rarely sessile. Involucres hemispheric or broader, 8–12(–24) mm diam. Phyllaries 20–28+ in 3–4+ series, the longer ± lanceolate, 5–9 mm (l/w = 3–5), apices acute, abaxial faces glabrous or sparsely strigillose. Ray florets 12–34+; corollas usually white, sometimes pink or blue adaxially, laminae 5–10(–14+) mm, glabrous abaxially. Disc florets 50–80+; corollas 3.5–5.5 mm. Cypselae 2–4 mm, faces sparsely hairy (mostly at bases), hair tips glochidiform; pappi persistent; on ray cypselae ± 20 lanceolate to subulate scales 0.5–1.8 mm; on disc cypselae 15–35 subulate to setiform scales (4–)5–7 mm. 2n = 18.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 15
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Townsendia glabella world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:255883-1
WFO ID wfo-0000060677
COL ID 57L7Y
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Townsendia glabella