特徵描述
作者
CHEN, CHING-HSIA
型態特徵
Trees, shrubs, vines or rarely herbs. Leaves usually alternate, pinnately or palmately compound, rare simple; stipules none or in some climbing species present. Flower usually small, unisexual or bisexual, in racemes, panicles or corymbs, actinomorphic or commonly zygomorphic; calyx 4–5, imbricate or valvate sepals; petals 4–5 or wanting, often with hairs or scales at the base inside; hypogynous discs well developed, situated between petals and stamens; stamens usually 8–10, the filaments distinct or united at base; ovary superior, 2–4-celled, with one or more ovules in each cell; placentation axile or parietal, the style simple or divided. Fruit various, drupaceous or capsular, entire or lobed, sometimes winged. Seeds often arillate globose or compressed, albuminous or exalbuminous.
屬
About 150 genera and over 1,500 species, of wide distribution in the tropics and warm region.
參考文獻
Cardiospermum 倒地鈴屬
作者
CHEN, CHING-HSIA
型態特徵
Annual or biennial herb, creeping, stem slender, many branched, the branches grooved and more or less hairy. Leaves alternate, bi-pinnately compound; leaflets ovate or ovate-lanceolate, triangular in outline. Inflorescence cymes with long pedicel, the lowest peduncle forming a pair of tendrils. Flower small, polygamous; calyx 4; petals 4; stamens 8; ovary 3-celled; style 3-branched. Fruit capsular, 3-ridged truncate. Seed globose, black.
