显脉罗伞 xian mai luo san

Heptapleurum tripteris H. Léveillé, Bull. Acad. Int. Géogr. Bot. 24: 145. 1914; Acanthopanax phanerophlebius Merrill & Chun; Brassaiopsis phanerophlebia (Merrill & Chun) P. N. Hô; Eleutherococcus phanerophlebius (Merrill & Chun) S. Y. Hu.

Shrubs, to 2 m tall, hermaphroditic. Branches with short conic prickles. Leaves palmately compound, with 3(-5) leaflets; petiole 8-13 cm; petiolules very short or leaflets subsessile; leaflets obovate-oblong, 10-18 × 4-8 cm, lateral ones asymmetric, papery, both surfaces glabrous, base attenuate to cuneate, margin setose-serrulate, apex acute or acuminate. Inflorescence terminal, erect, unarmed, bristly and ferruginous tomentose or nearly glabrous; primary axis 2-4 cm, with 2 or 3 umbels; peduncles 1-4 cm; umbels 1.5-2.5 cm in diam. at anthesis; pedicels 1-1.5 cm, slender. Ovary 2-carpellate; styles columnar, ca. 2 mm. Fruit not seen. Fl. Oct.

● Forest margins on mountain slopes; below 1000 m. Guangdong, Guangxi, Guizhou, Yunnan.