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Gray's Townsend Daisy

Townsendia glabella A. Gray

Comments

provided by eFloras
Distinctions between Townsendia glabella and T. rothrockii are subtle. Types of the two names are probably better considered to be conspecific.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 20: 195, 202, 203 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
project
eFloras.org
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visit source
partner site
eFloras

Description

provided by eFloras
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.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 20: 195, 202, 203 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
project
eFloras.org
original
visit source
partner site
eFloras