被子植物蜜距的多样性及进化生态学研究
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Diversity and evolutionary ecology of nectar spurs in angiosperms
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图2. 花瓣卷缩形成的蜜距(翠雀属、乌头属)和被丝托蜜距的结构解剖。A, 中甸乌头的花瓣蜜距。B, 中甸翠雀花的花瓣蜜距(被包裹在萼距里面)。C, 旱金莲的被丝托蜜距。NS, 蜜距; P, 花瓣; S, 萼片。拍摄者: 金晓芳。 |
Fig. 2. Nectar spur formed by petal rolling (Aconitum, Delphinium) and hypanthium spur. A, Petal spur of A. piepunense. B, Petal spur of D. yuanum (encased in calyx spur). C, Hypanthium spur of Tropaeolum majus. NS, nectar spur; P, petal; S, sepal. Photoed by JIN Xiao-Fang. |
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