Comments
(
Inglês
)
fornecido por eFloras
Pyrrocoma linearis is easily distinguished by its linear, entire, grasslike leaves, and terminal, single heads. This species is similar to P. uniflora and was formerly included there as a subspecies. Pyrrocoma uniflora differs in having lanceolate or oblanceolate leaves with dentate margins.
- 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 5–20 cm. Stems 1–4, ascending, reddish, slender, lightly tomentose, glabrescent, eglandular. Leaves: basal sessile to winged-petiolate, blades linear (grasslike), 40–120 × 2–5 mm, margins usually entire, rarely with a few small teeth; cauline sessile, blades linear, 10–20 × 1–3 mm; faces sericeous to sparsely shaggy-tomentose, eglandular. Heads usually borne singly, terminal. Peduncles 4–8 cm. Involucres hemispheric, 7–10 × 13–18 mm (bases white-tomentose). Phyllaries in 2 series, loosely appressed, linear to linear-lanceolate, 8–9 mm, equal, bases chartaceous, margins entire, ciliate, apices green, acute, faces sparsely villous. Ray florets 25–50; corollas 6–10 mm. Disc florets 30–60; corollas 5–7 mm. Cypselae subcylindric, 2–4 mm, faces sericeous; pappi tawny, 3–4 mm.
- 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 uniflorus (Hooker) Torrey & A. Gray subsp. linearis D. D. Keck, Aliso 4: 103. 1958
- licença
- cc-by-nc-sa-3.0
- direitos autorais
- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA