Dioscorea hispida
白薯榔
Dioscorea hispida Dennst.
名彙資訊
特徵描述
典藏標本
數位照片
分布位置
相關資訊
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名彙資訊
學名發表文獻
Dennst., Schlüssel Hortus indicus malabaricus 33. 1818. (Schlüssel Hortus Malab.)
台灣首次記錄發表文獻
Tanaka & Odashima, Journal of the Society of Tropical Agriculture 10: 399. 1938. (J. Soc. Trop. Agr., 熱帶農學會誌)
異名
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Dioscorea daemona Roxb.
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Dioscorea daemona Roxb. var. reticulata Hook. f.Forbes & Hemsl., The journal of the Linnean Society of London. Botany 36: 91. 1903. (J. Linn. Soc., Bot.)
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Dioscorea triphylla L. var. reticulata Prain & Burkill
各語言俗名
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中大苦薯.
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日おおにがいも.
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台Pèh chû nng.
參考資料
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Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan, 台灣植物名彙)
特徵描述
生活型
twiner
形態特徵
- Left-twining (sinistrorse) perennial with tuberous roots; stems rounded, 2-5 mm thick, tomentose, slightly to densely spiny on basal part.
- Leaves compound, alternate, membranaceous, usually pubescent along nerves; leaflets 3; central one cuneate-obovate, apex obtuse, base obtuse to truncate, ca. 22 cm long, 15 cm wide; nerves 5 or 6 usually confluent; petiole terete, 7-14 cm long, vilose, dilated at both ends, older ones quite spiny; petiolules terete, 0.5-1 cm long.
- Staminate flowers in dense head-like spikes, each with one bract at base; bracts villose, unequal, ovate to subrotund, glabrous or obscurely pubescent, inner bracts involute, thick, outer bracts smaller, hyaline, white; stamens 6, short; pistillate spike solitary, elongate; perianth segments 6, thick; style columnar, stigma bilobed; ovary tomentose.
- Capsules long pyriform, 5.5 cm long, 2 cm wide.
- The plats are cultivated for their edible subterritorial tubers.
分布
- 世界 : India, China to Malaysia.
引證標本
TAIPEI: Naihu, Fukuyama 4461.
引用文獻
典藏標本
共有 4 份典藏標本
030930
黃增泉 T.C.Huang
台北 Taipei
黃增泉 T.C.Huang
台北 Taipei
030931
福山伯明 Noriaki Fukuyama
台北 Taipei
福山伯明 Noriaki Fukuyama
台北 Taipei
030950
細川隆英 T.Hosokawa
高雄 Kaohsiung
細川隆英 T.Hosokawa
高雄 Kaohsiung
030951
工藤祐舜 Kudo, Sasaki
南投 Nantou
工藤祐舜 Kudo, Sasaki
南投 Nantou