聚果榕Ficus racemosa

中文名(Chinese Name):聚果榕
学名(Scientific Name):Ficus racemosa L.
英文名(English Common Name):clustertree
别名(Chinese Common Name):马郎果
异名(Synonym):Covellia glomerata (Roxb.) Miq.  Covellia lanceolata (Buch.-Ham. ex Roxb.) Miq.  Covellia mollis Miq.  Ficus acidula King  Ficus glomerata var. elongata King  Ficus glomerata var. miquelii King  Ficus glomerata var. mollis (Miq.) King  Ficus henrici King  Ficus lanceolata Buch.-Ham. ex Roxb.  Ficus lucescens Blume  Ficus racemosa var. elongata (King) M.F.Barrett  Ficus racemosa var. miquelii (King) Corner  Ficus racemosa var. mollis (Miq.) M.F.Barrett  Ficus racemosa var. vesca (F.Muell. ex Miq.) M.F.Barrett  Ficus semicostata F.M.Bailey  Ficus trichocarpa f. glabrescens Engl.  Ficus vesca F.Muell. ex Miq.
科属(Family & Genus):桑科(Moraceae)榕属
形态特征(Description):乔木,高达25-30米,胸径60-90厘米,树皮灰褐色,平滑,幼枝嫩叶和果被平贴毛,小枝褐色。叶薄革质,椭圆状倒卵形至椭圆形或长椭圆形,长10-14厘米,宽3.5-4.5厘米,先端渐尖或钝尖,基部楔形或钝形,全缘,表面深绿色,无毛,背面浅绿色,稍粗糙,幼时被柔毛,成长脱落,基生叶脉三出,侧脉4-8对;叶柄长2-3厘米;托叶卵状披针形,膜质,外面被微柔毛,长1.5-2厘米。榕果聚生于老茎瘤状短枝上,稀成对生于落叶枝叶腋,梨形,直径2-2.5厘米,顶部脐状,压平,基部缢缩成柄,基生苞片3,三角状卵形,总梗长约1厘米;雄花生于榕果内壁近口部,无柄,花被片3-4,雄蕊2;瘿花和雌花有柄,花被线形,先端有3-4齿,花柱侧生,柱头棒状。成熟榕果橙红色。花期5-7月。
分布(Distribution):产广西、云南、贵州,喜生于潮湿地带,常见于河畔、溪边,偶见生长在溪沟中。东南亚、巴布亚新几内亚、澳大利亚也有分布。
用途(Use):本种榕果成熟味甜可食;且为良好紫胶虫寄主树。
引自中国植物志英文版:FOC Vol. 5 Page 47      
Ficus racemosa Linnaeus, Sp. Pl. 2: 1060. 1753.
聚果榕 ju guo rong| Moraceae  | Ficus
Trees, 25-30 m tall, d.b.h. 60-90 cm; monoecious. Bark grayish brown, smooth. Branchlets, young leaf blades, and figs with bent hairs or densely covered with white soft pubescence. Branchlets brown. Stipules ovate-lanceolate, 1.5-2 cm, membranous, pubescent. Leaves alternate; petiole 2-3 cm; leaf blade elliptic-obovate, elliptic, or narrowly elliptic, 10-14 × 3-4.5(-7) cm, ± leathery, abaxially pale green, pubescent when young, glabrescent, and ± scabrous, adaxially dark green and glabrous, base cuneate to obtuse, margin entire, apex acuminate to obtuse; basal lateral veins 2, secondary veins 4-8 on each side of midvein. Figs in a tumorlike aggregate on short branchlets of old stem, occasionally axillary on leafy shoot or on older leafless branchlets, paired, reddish orange when mature, pear-shaped, 2-2.5 cm in diam., basally attenuated into a stalk, apical pore navel-like, flat; peduncle ca. 1 cm; involucral bracts triangular-ovate. Male, gall, and female flowers within same fig. Male flowers: near apical pore, sessile; calyx lobes 3 or 4; stamens 2. Gall and female flowers: pedicellate; calyx lobes linear, apex 3- or 4-toothed; style lateral; stigma clavate. Fl. May-Jul.
Moist areas, beside rivers and streams, occasionally in streams; 100-1700 m. S Guangxi, Guizhou, Yunnan [India, Indonesia, Myanmar, Nepal, New Guinea, Pakistan, Sri Lanka, Thailand, Vietnam; Australia].
聚果榕Ficus racemosa

聚果榕Ficus racemosa

聚果榕Ficus racemosa(责任编辑:徐晔春)

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