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IBSC | Family List | Angiospermae | Eriocaulaceae

Eriocaulon Linn.

谷精草属

Description from Flora of China

Herbs scapigerous, aquatic or growing in marshes, rarely on dry ground. Stems very short and disciform, rarely elongate. Leaves radical, linear. Scapes 3--8-ribbed; sheath oblique at mouth. Bracts scalelike. Flowers unisexual, with both sexes in same head, minute. Male flowers: sepals 2 or 3, usually connate into an abaxially split tube, rarely free; petals basally connate and funnelform, large, margin usually ciliate, apex distinctly or indistinctly 2- or 3-lobed, usually bearing a gland; stamens in 2 whorls, adnate to petals; anthers black or rarely yellowish. Female flowers: sepals 2 or 3, free, basally connate, or connate into an adaxial spathe, flat, boatlike, or crested, equal or unequal; petals absent to 3, linear, oblanceolate, or spatulate, margin ciliate, apex often bearing a large gland; ovary 1--3-loculed; style 1--3-branched. Seeds yellowish or brown, 1 per valve; testa usually hexagonally reticulate, prickles small and in rows or absent; embryo minute.

Eriocaulon occurs throughout most of China except for Ningxia, Qinghai, and Xinjiang.

About 400 species: mainly in tropical and subtropical regions, with a concentration in Asia; 35 species (13 endemic) in China.

Lower Taxa


 

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Flora of China  
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