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題 名 | Hainanecio, a New Genus of the Senecioneae, Asteraceae from China=中國菊科千里光族一新屬:海南菊屬 |
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作 者 | 劉瑩; 楊親二; | 書刊名 | Botanical Studies |
卷 期 | 52:1 2011.01[民100.01] |
頁 次 | 頁115-120 |
分類號 | 377.2215 |
關鍵詞 | 菊科; 海南菊屬; 新屬; 千里光族; 蒲兒根屬; 分類學; Asteraceae; Hainanecio; New genus; Senecioneae; Sinosenecio; Taxonomy; |
語 文 | 英文(English) |
中文摘要 | 本文描述了中國海南產菊科千里光族一新屬:海南菊屬 (Hainanecio Y. Liu&Q.E.Yang)。本屬從蒲兒根屬中分出,僅包含 1種,即海南菊 (Hainanecio hainanensis (Chang & Tseng) Y. Liu & Q. E. Yang)。海南菊屬的主要區別特徵為:葉具羽狀脈,卵形至倒卵形,總苞半球形,花白色,舌狀花頂端漸尖 ,常具 2小齒,染色體基數為 x = 29,花粉具 3孔,花粉壁超薄結構為向日葵型。 |
英文摘要 | Hainanecio Y. Liu & Q. E. Yang, a new genus of Senecioneae, Asteraceae, from Hainan Island, China, is described based on Sinosenecio hainanensis (Chang & Tseng) C. Jeffrey & Y. L. Chen. Distin guishing characters include pinnately-veined, ovate to obovate leaves, hemispherical involucres, white florets, apically acuminate and often 2-denticulate rays, basic chromosome number of x = 29, typically triporate pollen, and helianthoid type of pollen wall ultrastructure. |
本系統中英文摘要資訊取自各篇刊載內容。