Comprehensive Description
(
Inglês
)
fornecido por North American Flora
Asteriscium flexuosum Hemsl. Diag. PL Nov. 16. 1878
Dipterygia Hemsleyana Kuntze. Rev. Gen. 1: 267. 1891.
Loosely branched, 4.5 dm. or more high; basal leaves unknown; lower cauline leaves cuneate-rounded in general outline, excluding the petioles 1.5-2 cm. long, about 2 cm. broad, 3-lobed with shallow rounded sinuses, the lobes oblong, dentate, palmately 3-nerved, the nerves pinnately branched; petioles 3.5-5 cm. long, obscurely sheathing at the base; upper cauline leaves 3-dentate, much reduced, short-petiolate to subsessile and amplexicaul; peduncles 3.5-8 cm. long; involucre of several lanceolate to ovate, entire or 3-dentate bracts, shorter than or about equaling the pedicels; pedicels about 10, slender, subequal, 3-4 mm. long; immature fruit ovoid, about 2 mm. long, the dorsal and lateral ribs filiform, the intermediate ribs slightly winged.
Type locality: South Mexico, Bales. Distribution: Known only from the type locality.
- citação bibliográfica
- Albert Charles Smith, Mildred Esther Mathias, Lincoln Constance, Harold William Rickett. 1944-1945. UMBELLALES and CORNALES. North American flora. vol 28B. New York Botanical Garden, New York, NY
