舟山新木姜子 zhou shan xin mu jiang zi

Laurus sericea Blume, Bijdr. 554. 1826; Litsea glauca Siebold; Malapoënna sieboldii Kuntze; Neolitsea glauca (Siebold) Koidzumi; N. sieboldii (Kuntze) Nakai; Tetradenia glauca (Siebold) Matsumura.

Trees up to 10 m tall. Young branchlets and petioles with dense golden yellow sericeous pubescence and becoming glabrous. Leaves alternate; petiole 2-3 cm; leaf blade elliptic to lanceolate-elliptic, 6.6-20 × 2-4.5 cm, with dense golden yellow sericeous hairs on both surfaces when young and becoming glabrous, shiny adaxially, glaucous abaxially with yellow-brown or orange-brown appressed sericeous hairs, triplinerved, lateral veins 4 or 5 pairs, lowermost pair arising 6-10 mm from base, with 4-6 curved thin veinlets at one side near margin, apex shortly acuminate, acumen obtuse. Umbels axillary or lateral, sessile, clustered, 5-flowered. Pedicel 3-6 mm, densely villous. Perianth segments 4, elliptic. Male flowers: fertile stamens 6; filaments villous at base, of 3rd whorls each with 2 stipitate reniform glands at base; rudimentary pistil glabrous. Fruit globose, ca. 1.3 cm in diam., seated on shallowly discoid perianth tube. Fl. Sep-Oct, fr. Jan-Feb.

Forests on mountain slopes. Taiwan, Zhejiang [Japan, Korea].