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

58. Ficus formosana Maximowicz, Bull. Acad. Imp. Sci. Saint-Pétersbourg. 27: 546. 1881.

台湾榕 tai wan rong

Ficus formosana f. lageniformis (H. Léveillé & Vaniot) C. Y. Wu; F. formosana f. shimadae Hayata; F. formosana var. shimadae (Hayata) W. C. Chen; F. lageniformis H. Léveillé & Vaniot; F. taiwaniana Hayata.

Shrubs, 1.5-3 m tall, evergreen. Branchlets, petioles, and venation sparsely covered with short pubescence when young. Branchlets brown or reddish brown, slender; internodes short, shortly pubescent, glabrescent. Stipules caducous, linear-lanceolate, ca. 5 mm, glabrous or slightly pubescent. Petiole 7-10 mm, scurfy or sparsely pubescent; leaf blade oblanceolate to ± linear, 4-12 × 1.5-4 cm, papery to membranous, abaxially graish, sparsely pilose and with cystoliths, adaxially dark green when dry, base narrowly cuneate, margin entire or with some teeth toward apex, apex acuminate; midvein inconspicuous; basal lateral veins 2, short; secondary veins 6-15 on each side of midvein, parallel, inconspicuous, sparsely covered with short pubescence. Figs axillary on normal leafy shoots, solitary, green flushed pale red when mature, with white dots, ovoid-globose, 1.2-1.8 × 0.6-1 cm, glabrous, tuberculate, base attenuate into a short thin stalk, apical pore navel-like, convex; peduncle 2-10 mm, usually pilose; involucral bracts triangular-ovate, margin ciliolate. Male flowers: scattered, pedicellate or sessile; calyx lobes 3 or 4, ovate; stamens 2(or 3); anthers longer than filaments. Gall flowers: calyx lobes 4 or 5, boatlike; ovary stipitate, globose; style lateral, short. Female flowers: pedicellate or sessile; calyx lobes 4; style long; stigma funnelform. Achenes globose, smooth. Fl. Apr-Jul.

Along streams. Fujian, Guangdong, Guangxi, Guizhou, Hainan, Hunan, Jiangxi, Taiwan, Yunnan, S Zhejiang [N Vietnam].

The invalid name“Ficus taiwanicola” (Iconogr. Cormophyt. Sin., ed. 2, 1: 493. 1972) refers to this species.


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