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Ericaceae

杜鵑花科

特徵描述
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特徵描述

作者

LI, Hui-Lin, LU, Sheng-You, YANG, Yuen-Po and TSENG, Yen-Hsueh

型態特徵

Shrubs, occasionally subshrubs or trees, or rarely vines. Leaves opposite or alternate, simple, estipulate. Flowers bisexual, actinomorphic or slightly zygomorphic, solitary or in racemes or panicles. Perianth biseriate, parts of each series usually more or less connate. Calyx 4–7-lobed, usually persistent. Corolla 4–7-segmented, often funnelform-campanulate, convolute or imbricate. Stamens as many or twice as many as petals, free or connate at base; anthers 2-celled, each theca dehiscing introrsely by a terminal pore or longitudinally. Ovary superior or inferior, 4–10- or typically 5-celled; ovules usually numerous per locule; style single, conical to filiform, rarely as many as carpels, stigma simple. Fruit a capsule or berry; seeds usually small, embryo straight, endosperm fleshy.

About 70 genera, widely distributed on acid soils throughout temperate regions; six genera in Taiwan.

參考文獻

Vaccinium 越橘屬

作者

LI, Hui-Lin, LU, Sheng-You, YANG, Yuen-Po and TSENG, Yen-Hsueh

型態特徵

Shrubs, terrestrial or sometimes epiphytic. Leaves alternate, sometimes pseudo whorled. Flowers usually small, axillary or terminal, in racemes, rarely solitary, usually bracteate and 2-bracteolate; calyx tube globose, lobes 5, small; corolla tubular or ovoid, 4 or 5-lobed; stamens 10, epigynous, free, anthers oblong, apex with 2 cylindrical tubes with terminal slits or spurs, or not spurred; ovary 5-celled or falsely 10-celled, style cylindric, stigma simple; ovules few or several in each cell. Berry globose, crowned with calyx teeth; seeds 1 or more per cell, ellipsoid, compressed, testa firm, smooth.

參考文獻

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