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FOC | Family List | FOC Vol. 7 | Myristicaceae | Knema

2. Knema linifolia (Roxburgh) Warburg, Monogr. Myristic. 558. 1897.

大叶红光树 da ye hong guang shu

Myristica linifolia Roxburgh, Fl. Ind., ed. 1832, 3: 847. 1832; Knema linifolia var. clarkeana (King) Warburg; M. clarkeana King; M. longifolia Wallich ex Blume.

Trees to 20 m tall, 25-35 cm d.b.h.; bark rough, grayish brown; branches slightly drooping, arising at top, with dense rusty pubescence. Petiole 1-2 cm, with rusty powdery pubescence; leaf blade obovate-lanceolate, (15-)24-40 × 7-13 cm, widened at middle, papery or subleathery, finely hairy, glabrescent on both surfaces, base rounded, apex acuminate or long acuminate; lateral veins 20-25 pairs, prominent on both surfaces. Male inflorescences 0.8-1 cm. Male flowers 2-5-fascicled on short peduncle; buds ovoid or obovoid, 7-10 × 5-6 mm, with dense brown pubescence; pedicel 1.2-1.5 cm; bracteole inserted at about middle or in lower part of pedicel; perianth lobes 3; staminate disk concave; anthers 13-18, sessile. Female flowers 2-4-fascicled, ca. 6 mm; ovary broadly ovoid, pubescent; stigma bifid, each lobe again shallowly 2-lobulate. Infructescences short, often with 1 fruit. Fruit nearly sessile, ellipsoid or ovoid, 2.5-4 × 2.2-2.5 cm, with rusty hairs 0.5-1 mm; pericarp 2-3 mm thick. Aril red, laciniate at apex. Fl. Aug-Sep.

Moist dense forests, ravines; 800-900 m. SW Yunnan [Bangladesh, NE India, Myanmar].


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