勃生木姜子 bo sheng mu jiang zi

Evergreen trees, ca. 10 m tall. Young branchlets covered with yellow pubescence. Leaves alternate; petiole 0.7-2 cm, densely yellow pubescent; leaf blade long elliptic, 11.6-21 × 3-6.3 cm, covered with gray pubescence on both surfaces, especially along veins, pinninerved, lateral veins 5-7 pairs. Umbels axillary or axillary on short branchlets, ca. 20-flowered; peduncle stouter, 1.5-2 cm, yellow pubescent; involucral bracts decussate, appressed pubescent on both surfaces. Male flowers (bud): pedicel appressed pubescent; perianth segments 6, subequal, appressed pubescent on both surfaces; fertile stamens 9; filaments pubescent, of 3rd whorl each with 2 stipitate glands at base; rudimentary pistil small, glabrous. Female flower and fruit not seen.

● Evergreen broad-leaved forests; ca. 2100 m. SE Xizang.