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FOC | Family List | FOC Vol. 5 | Moraceae | Ficus

29. Ficus auriculata Loureiro, Fl. Cochinch. 2: 666. 1790.

大果榕 da guo rong

Trees, 4-10 m tall, crown elongated and wide, d.b.h. 10-15 cm; dioecious. Bark grayish brown, rough. Branchlets reddish brown, 1-1.5 cm thick, leafless in middle of stem, pubescent. Stipules reddish purple, triangular-ovate, 1.5-2 cm, adaxially shortly pubescent. Leaves alternate; petiole thick, 5-8 cm; leaf blade broadly ovate-cordate, 15-55 × (10-)15-27 cm, thickly papery, abaxially with short spreading pubescence, adaxially glabrous or puberulent on midvein or secondary veins, base cordate to occasionally rounded, margin regularly shallowly dentate, apex obtuse and mucronate; basal lateral veins 4-6, secondary veins 3 or 4 on each side of midvein, abaxially prominent, and adaxially slightly impressed or flat. Figs on specialized leafless branchlets at base of trunk and main branches, reddish brown, pear-shaped, depressed globose, or top-shaped, with 8-12 conspicuous longitudinal ridges, 3-5(-6) cm in diam., white, shortly pubescent when young, glabrescent when mature; peduncle (2-)4-6 cm, thick, pubescent; involucral bracts triangular-ovate; apical bracts in 4 or 5 rows, broadly triangular-ovate, imbricate, rosulate. Male flowers: sessile; calyx lobes 3, transparent, spatulate, thinly membranous; stamens 2; filaments long; anthers ovoid. Gall flowers: calyx lobes 3, apically free, ± covering ovary; style lateral, hairy; stigma enlarged. Female flowers: pedicellate or sessile; calyx lobes 3; ovary ovoid; style lateral, longer than in gall flowers, with hairs. Achenes with adherent liquid. Fl. Aug-Mar, fr. May-Aug.

Forests in moist valleys; 100-1700(-2100) m. S Guangdong, Guangxi, SW Guizhou, Hainan, SW Sichuan, Yunnan [Bhutan, India, Myanmar, Nepal, Pakistan, Sikkim, Thailand, Vietnam].

The fruit are edible.


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