作者

LIU, TANG-SHUI and LIAO, JIH-CHING

型態特徵

Shrubs or herbs, rarely trees, sometimes scandent; branchlets sometimes spinescent. Leaves alternate, rarely opposite, simple, palmately compound, 3–9 foliolate, mostly entire; stipules 2, spinescent, minute or absent. Flowers usually bisexual, regular or irregular, in axillary or teminal racemes or corymbs or solitary; sepals 4–8, free or united, valvate or imbricate, rarely opening in bud; petals 4–8, rarely 0–2, sessile or clawed, hypogynous or perigynous; disc none or present and ring- or scale-like or sometimes tubular at base of petals; stamens 4, 6 or many, not tetradynamous, inserted on margin of receptacle; ovary of 2 or more carpels, stipitate or sessile, usually 1-celled with 2–4 partietal placentae, many-ovuled, style short to none, stigma depressed or capitate. Fruit a capsule or berry, rarely a drupe, usually on a short or elongate gynophore extending beyond corolla; seeds with scanty or no endosperm, angled or reniform; embryo folded.

屬

About 40 genera and more than 450 species, mostly in the tropics and subtropics; three genera and ten species in Taiwan. A few species are sometimes grown as ornamentals.

參考文獻