Comments
(
Inglês
)
fornecido por eFloras
Pyrrocoma apargioides is distinguished by its sharply serrate or laciniate leaves, subscapiform stems with bractlike cauline leaves, and heads usually borne singly. It is thought to be closely related to P. racemosa (H. M. Hall 1928; R. A. Mayes 1976).
- licença
- cc-by-nc-sa-3.0
- direitos autorais
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Description
(
Inglês
)
fornecido por eFloras
Plants 5–18(–30) cm. Stems 1–7, procumbent to decumbent or ascending, red tinged, scapiform, glabrous or sparsely tomentose. Leaves: basal petiolate, blades lanceolate to narrowly oblanceolate, 30–100 × 2–18 mm (leathery), margins usually coarsely dentate to laciniate, rarely entire, ciliate; cauline sessile, blades linear-lanceolate (bractlike), 10–20 × 1–2 mm; faces glabrous, eglandular. Heads usually borne singly, terminal, rarely 1–2 smaller proximally. Peduncles 2–3 cm. Involucres hemispheric, 7–13 × 13–20 mm. Phyllaries in 3–4 series, green, oblanceolate to narrowly oblong, 4–10 mm, unequal, margins white to purplish, entire, ciliate, apices green, broad, acute, faces glabrous. Ray florets 11–40; corollas 7–16 mm. Disc florets 45–90; corollas 5–7 mm. Cypselae fusiform, slightly flattened, 5–7 mm, 3-angled, faces striate, glabrous; pappi tawny, 5–7.5 mm. 2n = 12.
- licença
- cc-by-nc-sa-3.0
- direitos autorais
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Synonym
(
Inglês
)
fornecido por eFloras
Haplopappus apargioides A. Gray, Proc. Amer. Acad. Arts 7: 354. 1868 (as Aplopappus); Pyrrocoma demissa Greene
- licença
- cc-by-nc-sa-3.0
- direitos autorais
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA