Pluchea sagittalis |
|
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wing-stem camphorweed |
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Habit | Perennials, 50–200 cm; fibrous-rooted. |
Stems | minutely hirtellous to strigillose and sessile-glandular (winged by decurrent leaf bases). |
Leaves | sessile; blades usually lanceolate to lance-elliptic (proximal sometimes spatulate or oblanceolate), mostly 5–15 × 1–3(–4) cm, margins shallowly and closely toothed, faces minutely hirtellous to strigillose and sessile-glandular. |
Involucres | hemispheric to cupulate, 4–7 × 8–10 mm. |
Corollas | white or rose-purple. |
Phyllaries | greenish to cream, ± stipitate-glandular (outer oval-oblong to linear-attenuate). |
Heads | in corymbiform arrays. |
Pappi | persistent, bristles distinct. |
2n | = 20. |
Pluchea sagittalis |
|
Phenology | Flowering Jul–Aug. |
Habitat | Moist or wet, open habitats, ballast deposit areas |
Elevation | 0–10 m (0–0 ft) |
Distribution |
AL; FL; South America; West Indies [Introduced in North America] |
Discussion | Pluchea sagittalis is adventive, probably a waif; it was collected as a ballast weed by C. Mohr near Mobile (1891, 1894, 1896) and by A. H. Curtiss near Pensacola (1886, 1901). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 19, p. 480. |
Parent taxa | Asteraceae > tribe Plucheeae > Pluchea |
Sibling taxa | |
Synonyms | Conyza sagittalis, P. quitoc, P. suaveolens |
Name authority | (Lamarck) Cabrera: Bol. Soc. Argent. Bot. 3: 36. (1949) |
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