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董棕 Caryota obtusa Griffith

目前为止,中国西南野生生物种质资源库共保藏该物种: DNA材料2份; DNA5份;

  • 科:棕榈科    Arecaceae
  • 属:鱼尾葵属   Caryota
  • 种:董棕   Caryota obtusa

1志书描述

4. Caryota obtusa Griffith, Calcutta J. Nat. Hist. 5: 480. 1845. 董棕 dong zong Caryota gigas Hahn; C. obtusidentata Griffith; C. rumphiana Martius var. indica Beccari.Stems solitary, to 40 m tall, 50-90 cm in diam., often swollen. Leaves borne in a compact crown at top of stem; petioles 1-2 m; rachis 4-5.5 m; primary pinnae 19-22 per side of rachis; secondary pinnae 20-27 per side of secondary rachis, with scarcely jagged margins and blunt apices. Inflorescences borne among leaves, to 6 m; rachillae to 200, 2-2.9 m; male flowers to 15 mm; sepals 5-7 mm; petals yellowish, ca. 14 mm; stamens ca. 80; female flowers to 10 mm; sepals ca. 5 mm; petals ca. 8 mm. Fruits reddish, globose, to 3.5 cm in diam., often 2-seeded.Scattered localities in montane rain forests, usually on limestone soils; 1400-1800 m. Yunnan [India, Laos, Myanmar, Thailand, Vietnam].Material of this species was previously misidentified as Caryota urens Linnaeus (FRPS 13(1): 116. 1991).The palm heart is rich with starch and eaten locally.【引自:Flora of China】

2分布信息

采集编号 国家 区县 详情
14CS8578 中国 云南 怒江 贡山 详细
18CS16819 中国 西藏 林芝 墨脱 详细

3DNA样品信息

序列号 采集编号 保藏类型 份数 保藏温度 提取方法 数据来源
35650 YDDXSA017 DNA 5 -80℃ 改良CTAB法 DNA库
  • 数据统计

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  • 创建者:种质资源库
  • 最近更新:2024年5月17日