西藏菝葜 xi zang ba qia

Smilax parvifolia Wallich ex J. D. Hooker.

Vines climbing, unarmed. Stem branched, to more than 1 m, woody, smooth; young branches zigzagged. Petiole 0.5--1.5 cm, narrowly winged for 1/3--1/2 its length; wings apically lanceolate-auriculate; abscission zone apical; tendrils commonly present. Leaf blade abaxially glaucous, ovate-lanceolate or broadly lanceolate, 3--9 × 1--3.5 cm, main veins 5--7. Inflorescence of 1 umbel, basally not prophyllate; peduncle slender, 1--5 cm; umbels of both sexes 1--4-flowered, base not thickened; bracteoles 2 or 3, lanceolate. Male flowers: tepals greenish, ca. 1.5 × 0.7 mm; stamens rather short. Female flowers: tepals ca. 1.2 × 0.5 mm; staminodes 6, subulate. Fl. Jun. 2 n = 32.

Broad-leaved forests, Tsuga forests; 2200--2800 m. S Xizang [Bhutan, India, Myanmar, Nepal].

This species was misidentified in FRPS as Smilax glaucophylla Klotzsch.