| 資料編號: | HK-7036 |
|---|---|
| 中文名稱: | 藎草_毛竹 |
| 學名: | Arthraxon hispidus [找同屬植物] |
| 英文名稱: | White Heart-leaf |
| 植物科名: (APG新系統) | POACEAE禾本科 [找同科植物] |
| 標室舊系統 | POACEAE禾本科[找同科] |
| 生長習性: | 草本 |
| 原生/外來: | 香港原生植物 |
| 資料更新: | 20240413 11:04:55 pm |
| 備註: 香港植物標本室: Arthraxon hispidus (Thunb.) Makino Synonym Arthraxon hispidus (Thunb.) Makino var. cryptatherus (Hack.) Honda FOHK: Annual herb. Culms slender, glabrous, sprawling, creeping and rooting at lower nodes, 30–60 cm tall, many-branched. Leaf sheaths shorter than internode, glabrous or tuberculate-hispid; leaf blades ovate-lanceolate, 2–5 × 0.6–1.5 cm, glabrous, pubescent or tuberculate-pilose, base amplexicaul, margins pectinate-setose at least around base; ligule membranous, margins ciliate. Racemes slender, 2–10 or more, digitate or fascicles, terminal. Sessile spikelet greyish green or purplish, ovate-lanceolate, laterally compressed; lower glume lanceolate, herbaceous, abaxially rounded, margins membranous, 6–9-veined, veins scabridhispidulous to spinulose; upper glume boat-shaped, as long as lower glume, 3-veined; lower lemma oblong, 2/3 lower glume length, hyaline membranous, acute; upper lemma as long as lower palea, hyaline membranous, with a geniculate awn near the base; awn up to 12 mm, well developed and exserted from glumes, or sometimes reduced and included. Pedicellate spikelet usually absent; pedicel reduced to a minute stump, sometimes up to 2 mm or more. | |
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