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中国蜘蛛抱蛋属植物一新记录种——垂花蜘蛛抱蛋
引用本文:彭帅,丛义艳,魏能,胡光万,王青锋.中国蜘蛛抱蛋属植物一新记录种——垂花蜘蛛抱蛋[J].植物科学学报,2018,36(6):790-793.
作者姓名:彭帅  丛义艳  魏能  胡光万  王青锋
作者单位:1. 湖南师范大学生命科学学院, 长沙 410081;
2. 中国科学院武汉植物园, 武汉 430074;
3. 中国科学院大学, 北京 100049;
4. 中国科学院中-非联合研究中心, 武汉 430074
基金项目:国家自然科学基金面上项目(31270244);湖南省自然科学基金项目(2016JJ2083);湖南省生态学重点学科建设项目(0713)。
摘    要:报道了产自云南屏边的中国蜘蛛抱蛋属一新记录种——垂花蜘蛛抱蛋(Aspidistra nutans Aver.&Tillich)。该种是2017年发表的新种,采集于越南西北部地区,原文缺少果实描述,现补充描述该种果的形态特征。本种与辐花蜘蛛抱蛋(A.subrotata Y.Wan&C.C.Huang)在形态上相近,但其叶片中脉和侧脉明显突出,花梗近先端向下弯曲,长0.8~4.5 cm,花下垂,常贴生于地面,花被紫褐色,常平展,柱头纯白色(后者叶脉凹陷,花梗直立,长约5 mm,花斜向上开,花被暗紫色,内面具有小乳突,柱头白色带紫色斑点)而显著有别于后者。

关 键 词:垂花蜘蛛抱蛋  蜘蛛抱蛋属  新记录  中国
收稿时间:2018-07-25

Aspidistra nutans,a newly recorded species of Aspidistra from China
Peng Shuai,Cong Yi-Yan,Wei Neng,Hu Guang-Wan,Wang Qing-Feng.Aspidistra nutans,a newly recorded species of Aspidistra from China[J].Plant Science Journal,2018,36(6):790-793.
Authors:Peng Shuai  Cong Yi-Yan  Wei Neng  Hu Guang-Wan  Wang Qing-Feng
Institution:1. College of Life Sciences, Hunan Normal University, Changsha 410081, China;
2. Wuhan Botanical Garden, Chinese Academy of Sciences, Wuhan 430074, China;
3. University of Chinese Academy of Sciences, Beijing 100049, China;
4. Sino-Africa Joint Research Center, Chinese Academy of Sciences, Wuhan 430074, China
Abstract:Aspidistra nutans Aver. & Tillich (Asparagaceae), a new species published in 2017, is reported here as a new record species for China. It was first found in northwestern Vietnam and has now been found in Pingbian, Yunnan Province, China. Its fruit characteristics are described here for the first time. This species is similar to A. subrotata Y. Wan & C. C. Huang, but differs by its midveins and secondary veins being prominent on lamina (vs. veins concave); peduncles 0.8-4.5 cm long, hook-like curved distally (vs. ca. 5 mm long, straight); nutant flowers often flowering in underground or semi-underground position (vs. flowering obliquely upward, face up); perigone lobes smooth, purplish-brown (vs. inside papillate, dark purple); and stigma pure white (vs. white with purple spots).
Keywords:Aspidistra nutans  Aspidistra  New record  China
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