特徵描述
作者
HUANG, SHING-FAN and HUANG, TSENG-CHIENG
型態特徵
Climbing or twining, rarely erect, woody or suffruticose, dioecious plants. Leaves alternate, usually palmately veined and often lobed; stipules absent. Flowers small, usually in axillary racemes, sometimes panicles, solitary cymes or discoid heads, regular or rarely slightly irregular, 3-bracteolate; sepals usually 6, in 2 whorls, imbricate, outer whorl often smaller; petals 6, usually smaller than sepals, sometimes wanting, free or connate. Male flowers: stamens 3-12, free or connate, 2-celled; rudimentary carpels small or absent. Female flowers: staminodes 6 or absent; carpels usually 3, rarely 1 or 6 or more, free, sessile or stipitate; style terminal, simple or divided; ovule solitary, usually amphitropous. Ripe carpels drupaceous, usually strongly curved, stipitate or sessile, endocarp usually sculptured, bony or chartaceous. Seeds usually hook-shaped or reniform, often curved; endosperm smooth or ruminate or absent; embryo usually curved, cotyledons flat or semiterete.
屬
About 63 genera and over 200 species, chiefly in the tropics; six genera in Taiwan.
參考文獻
- HUANG, SHING-FAN and HUANG, TSENG-CHIENG, Flora of Taiwan, second edition 2: 591. 1996. (Fl. Taiwan 2nd edit.)
- Yamamoto, Y., Transactions of the Natural History Society of Formosa 34: 1-34. 1944. (Trans. Nat. Hist. Soc. Formos.)
Cyclea 土防己屬
作者
HUANG, SHING-FAN and HUANG, TSENG-CHIENG
型態特徵
Climbing shrubs. Leaves deltoid-ovate, peltate. Flowers in axillary panicles. Male flowers: sepals 4, connate into an inflated 4-lobed calyx; petals 4, small, connate or free; stamens connate into a column; anthers 4, sessile, connate, crowning the staminal column. Female flowers; sepal 1, petal 1, opposite the sepal; ovary 1, style short, 3-lobed, lobes radiating. Drupes subglobose; style scar subbasal; endocarp compressed, dorsally tubercled, convex. Seeds curved; embryo linear, the cotyledons appressed.
