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資料編號: | HK-6479 |
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中文名稱: | 熱亞海芋 |
學名: | Alocasia macrorrhizos [找同屬植物] |
植物科名: (APG新系統) | ARACEAE天南星科 [找同科植物] |
標室舊系統 | ARACEAE天南星科[找同科] |
生長習性: | 多年生草本 |
圖片果色: | red |
資料更新: | 20220721 05:27:43 pm |
備註: 相片攝於大馬 柄基部著生-- Alocasia macrorrhizos熱亞海芋 柄盾狀著生--Alocasia odora海芋 Alocasia macrorrhizos FOC link Pachycaul herbs, massive, to 4 m, evergreen, latex slightly milky. Stem erect, to ca. 1.5 m, decumbent. Leaves several together, clustered at tips of stems in larger plants; petiole to 1.3 m, sheathing in proximal 1/3-1/2; leaf blade light green on both surfaces, ovate-sagittate, bluntly triangular, up to 120 × 50 cm, ± erect, margin entire to very slightly sinuous; posterior lobes 1/3-1/2 length of anterior, somewhat rotund, often overlapping, naked in sinus in mature plants, weakly peltate in juveniles; primary lateral veins ca. 9 on each side of anterior lobe, axillary glands distinct, secondary venation not forming interprimary collective veins. Inflorescences paired among leaf bases, subtended by membranous cataphylls; peduncle barely exceeding cataphylls at anthesis. Spathe 13-35 cm, constricted ca. 1/6 from base; proximal spathe green, ovoid; limb cowl-like at anthesis, later reflexed, then deliquescent, pale yellow, broadly oblong-lanceolate, 10.5-29 cm. Spadix slightly shorter than spathe, shortly stipitate; female zone conic-cylindric, 1-2 × ca. 1.5 cm; pistil pale green, ca. 3 mm in diam.; stigma yellow, sessile, 3-5-lobed; sterile zone slightly equaling female zone, whitish; synandrodes rhombic-hexagonal, ca. 2.5 mm in diam.; male zone whitish, cylindric, 3-7 × ca. 2 cm; synandria 5-9-merous, rhombic-hexagonal, convex-topped, ca. 2 mm in diam.; appendix yellowish, slightly tapering, at least 1/2 length of spadix. Fruiting spathe green, oblong-ellipsoid, ca. 8 cm. Fruit ripening scarlet, ellipsoid, ca. 12 × 8 mm. | |
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