Chamaesyce maculata
斑地錦
naturalized
Chamaesyce maculata (L.) Small
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
Small, Flora of the Southeastern United States 713. 1903. (Fl. S.E. U.S.)
台灣首次記錄發表文獻
Lin et al., Botanical bulletin of Academia Sinica 32: 239. fig. 15. 1991. (Bot. Bull. Acad. Sin., 中央硏究院植物學彙刊)
異名
無
各語言俗名
無
參考資料
特徵描述
生活型
herb
形態特徵
- Herb; stem prostrate to ascending, sericeous on the upper side; stipules free, linear-lanceolate, ca. 1 mm long, sparsely sericeous.
- Leaves green, usually with an elongate purple spot centrally, elliptic or oblong to falcate, 6–13 mm long, to 3 mm wide, acute to obtuse at apex, obliquely rounded at base, serrulate or rarely entire, sparsely sericeous to glabrous above, sericeous below; petiole ca. 1 mm long, sparsely sericeous abaxially.
- Cyathia solitary at nodes, usually on short, congested lateral branches; involucres 0.7–1 mm long, sericeous outside, pilose inside; stalks 0.5–1.2 mm long, lobes deltoid to linear-lanceolate, ciliate at margin; glands 4, yellowish green, rounded to transversely elliptic or oblong, ca. 0.3 mm long; appendages white to reddish, depressed obovate, entire or undulate, up to 0.5 mm long, 0.3 mm wide; bracteoles acicular to linear. Male flowers 4–5; anthers red. Female flowers with sericeous pedicel and ovary; style and stigma to 0.3 mm long.
- Capsules trigonal-ovoid, to 2 mm long, 2 mm diam., exserted, slightly nutant, sericeous, the pedicels to 1.2 mm long; seeds grayish to reddish, tetragonal, oblong-ovoid, ca. 1.1 mm long, 0.7 mm diam., transversely rugose.
分布
- 台灣 : Taiwan. Locally, the species grows along street sides, median strip of street, and crevices of tile-paved roads.
- 世界 : his species is distributed throughout North America except the extreme north, and naturalized in Taipei City.
引證標本
TAIPEI: Neihu, Lin et al. 687; Nankang, Chaw & Lin 995.
引用文獻
典藏標本
共有 6 份典藏標本
279954
黃瑜齡 Yu-Ling Huang, 賴嬿如 Yen-Ju Lai, etc.
台北 Taipei
黃瑜齡 Yu-Ling Huang, 賴嬿如 Yen-Ju Lai, etc.
台北 Taipei
289653
賴嬿如 Yen-Ju Lai, 吳維修 Wei-Hsiu Wu, 黃瑜齡 Yu-Ling Huang
Lienchiang
賴嬿如 Yen-Ju Lai, 吳維修 Wei-Hsiu Wu, 黃瑜齡 Yu-Ling Huang
Lienchiang
280009
高美芳 Mei-Fang Kao
台北 Taipei
高美芳 Mei-Fang Kao
台北 Taipei
252418
林叔芊 Shu-Chien Lin, Wei-Hsin Teng, Yun-Chen Lin
台北 Taipei
林叔芊 Shu-Chien Lin, Wei-Hsin Teng, Yun-Chen Lin
台北 Taipei
219152
高木村 M.T.Kao
高雄 Kaohsiung
高木村 M.T.Kao
高雄 Kaohsiung
218429
高木村 M.T.Kao
高雄 Kaohsiung
高木村 M.T.Kao
高雄 Kaohsiung