中国伞形科植物在线

致力于伞形科分类学研究的网络化和分类学知识的传播和利用!

Chamaesium wolffianum

General description: 

Plants 40–70 cm. Root short thick. Lower petioles nearly as long as blades; sheaths narrow, membranous; blades oblong-ovate in outline, 10–20 × 2–8 cm; ultimate segments linear, 1.5–4 × 0.1–0.2 cm, acute. Uppermost leaves sessile; sheaths slightly inflated, white-margined. Umbels 2–3 cm across; pe-duncles 3–6 cm; bracts and bracteoles absent or aborted (squamuliform); rays 5–8, slender, 8–50 mm, very unequal. Calyx teeth small, triangular-ovate, ca. 0.3 mm, partly hidden by stylopodiumi. Petals broadly obovate, greenish, ca. 1 × 0.8 mm, base long-clawed, apex obtuse or acute. Stylopodiumi de-pressed, margin conspicuously spreading, crenulate, dark green to deep purple; ovary glabrous, ribbed. Fruit ovoid, ca. 2.5 × 1.3 mm; ribs prominent. Fl. Aug, fr. Sep.

● Open stony grasslands, damp open woodlands; 3300–3600 m. NW Yunnan.

This poorly known taxon is recorded only from a few collections.

周三, 2016-11-16 13:47 -- admin
http://www.gravatar.com/avatar/7e71ae62cd16441203203930186e887a.jpg?d=http%3A//apiaceae.onlineflora.cn/sites/all/modules/contrib/gravatar/avatar.png&s=100&r=G
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith