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!

Acronema handelii/中甸丝瓣芹

General description: 

Plants 15–20 cm. Root tuberous, oblong, ca. 10 × 3–5 mm. Stem solitary, slender and ribbed. Basal leaves petiolate, petioles 2.5–3.5 cm, slender, sheaths short; blade broad-ovate, 1.5–2.5 × 1.5–2.5 cm, 1–2-ternate-pinnate; pinnae petiolulate; ulti-mate segments obovate or ovate, ca. 1 × 0.7 cm, base cuneate, margin irregularly pinnate or apex 3-lobed. Umbels 2.5–5 cm across; peduncles 2.5–4 cm, slender; bracts and bracteoles ab-sent; rays 4–6, 1–3 cm, unequal; umbellules 5–10 mm across, 3–9-flowered; pedicels ca. 5 mm. Calyx teeth obsolete. Petals white, ovate or ovate-lanceolate, 2–2.5 × ca. 0.5 mm; apex li-near, 1–1.5 mm. Young fruit broad-ovoid, base cordate, ca. 1.5 mm (mature fruit unknown). Fl. and fr. Jul–Aug.

Diagnostic description: 

This rather poorly known taxon is recorded only from a few col-lections.

Distribution: 

 NW Yunnan [?NE India, Myanmar].

Habitat: 

Damp forests, open pastures; 3400–4000 m.

周日, 2014-08-31 15:45 -- 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