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資料編號: | HK-1394 |
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中文名稱: | 石胡荽 |
中文別名: | 鵝不食草(中醫名稱) |
學名: | Centipeda minima [找同屬植物] |
植物科名: (APG新系統) | ASTERACEAE菊科 [找同科植物] |
標室舊系統 | ASTERACEAE菊科[找同科] |
生長習性: | 草本 |
原生/外來: | 香港原生植物 |
圖片花色: | yellow |
發現開花: | June |
資料更新: | 20230611 10:48:55 pm |
備註: 石胡荽花同魚眼草(No.1398)有些相似,但兩者葉不一樣. FOHK: Small annual herbs, branches many; stem decumbent, 4–20 cm or longer, glabrous or covered with cobwebby hair. Leaves alternate, sessile, oblanceolate to spatulate, 5–18 × 1–7 mm, base cuneate, apex obtuse to rounded, margin entire or with 1–2 pairs of teeth in upper half, glabrous or cobwebby hairy on both surfaces, abaxially glandular‑punctate. Capitula[頭狀花序] small, depressed globose, 3–4 mm in diam., solitary and axillary, sessile or subsessile. Involucres depressed hemispherical; phyllaries in 2–3 series, outer 1–2 layers oblong and larger in size, inner layers obovate‑oblong, all herbaceous green, with hyaline and lacerate margins and apices, glabrous or loosely cobwebby on abaxial side. Marginal florets pistillate, many‑seriate, corolla narrowly tubular, 0.2 mm, shorter than the ovary, pale greenish yellow in colour, minutely 2–3‑toothed at apex. Central florets bisexual, corolla tubular, 0.5 mm, apex 4‑lobed, colour pale purple. All florets fertile. Cypselae narrowly and obliquely oblong, 1–1.2 mm in length, 4‑angulate, base cuneate, brown in colour, ribs pale brown and hairy. Pappus wanting. | |
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