找植物
找標本
電子書

Myrsinaceae

紫金牛科

特徵描述
屬列表
標本列表

特徵描述

作者

YANG, Yuen-Po and LU, Sheng-You

型態特徵

Shrubs, trees or vines, rarely semi-herbaceous. Leaves simple, usually alternate, rarely opposite or subverticillate, estipulate, usually pubescent. Inflorescence axillary or terminal or at apex of lateral flowering branches, paniculate, racemose, subumbellate, or fasciculate. Flowers bisexual or unisexual, usually white or reddish, usually 4- or 5-merous; sepals usually connate at base, persistent, usually punctate; petals usually connate at base, usually punctate; stamens adnate to base or throat of corolla tube, as many as and opposite corolla lobes, anthers dorsifixed, dehiscent usually longitudinally; ovary superior, rarely semi-inferior, 1-locular; placenta basally attached, free-central; ovules many or few, imbedded; style single, stigma single, slightly capitate or sometimes lobed. Fruit a globose drupe or berry or rarely an elongated capsule; embryo covered by fleshy or horny endosperm.

About 42 genera in tropical and subtropical regions of both hemispheres; four genera in Taiwan.

參考文獻

Embelia 藤木槲屬

作者

YANG, Yuen-Po and LU, Sheng-You

型態特徵

Shrubs, usually dioecious, usually scandent, rarely erect. Leaves alternate, distichous or subverticillate. Inflorescences racemose, paniculate, or subumbellate, bracteate. Flowers unisexual or bisexual; sepals free or shortly united at base; petals free or united at base; stamens usually adnate to base of petals, rarely free, filaments free, elongate, anthers ovoid or oblong, dehiscent longitudinally; ovary globose or ovoid, much reduced in staminate Flowers, style elongate, stigma discoid or capitate; ovules few, uniseriate. Fruit a drupe, globose, 1-seeded; seed with ruminate endosperm.

參考文獻

標本列表

學名 中名 標本數