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1 期 丁炳扬等: 中国菱属 (菱科) 植物的分类研究 1 3
F. X. Liu 1656 ( NAS)ꎻ Yiwuꎬ B. Y. Ding & W. Anqingꎬ H. Migo s. n. ( NAS)ꎻ Chaohu Lakeꎬ B.
S. Yao 4503 (HZU)ꎻ Zhujiꎬ B. Y. Ding & W. S. Yao Y. Ding et al. 6222 ( HZU )ꎻ Dangtuꎬ Dangtu
4507 (HZU). Exped. 1020 (NAS)ꎻ Wuhuꎬ B. Y. Ding et al. 6218
Distribution. China ( Anhuiꎬ Fujianꎬ Guizhouꎬ (HZU)ꎬ 6219 ( HZU ). Hebei: Chengdeꎬ Y. L.
Henanꎬ Hubeiꎬ Hunanꎬ Jiangsuꎬ Jiangxiꎬ Shanghaiꎬ Chang 2783 ( IFP ). Heilongjiang: Qiqihaerꎬ P.
Sichuanꎬ Yunnanꎬ Zhejiang)ꎬ Japan and Vietnam. Y. Fu 315 ( IFP)ꎻ Yilanꎬ Y. L. Chang 1847 ( IFPꎬ
Note. The phototype of Trapa maximowiczii in P IBSCꎬ IBK). Hubei: Wuchangꎬ Donghu Lakeꎬ a ̄
was checked by the authors. Although the fruits nonymous 79005 (JXU). Hunan: without precise lo ̄
showed immatureꎬ leaf size and shape indicated it calityꎬ L. J. Lee 499 ( IBSC). Jiangsu: Zhenjiangꎬ
should be reduced to synonym. Trapa mammillifera H. Migo s. n. ( NAS ). Jiangxi: Nanchangꎬ W.
was distinguished in its 4 ̄bulged fruitsꎬ which was an H. Wan s. n. ( JXU)ꎻ Yongxiuꎬ B. Y. Ding & R.
unstable morphological character. In Chinaꎬ the name Y. Hu 6268 ( HZU). Jilin: Antuꎬ Y. L. Chou 3658
Trapa incisa in this entity were misusedꎬ but Trapa (IFP)ꎻ Chunhuaꎬ C. S. Wang et al. 2739 ( IFP)ꎬ
incisa was the species with small fruits and incise ̄den ̄ 2408 ( NAS). Liaoning: Andongꎬ Y. Z. Dong 25
tate leaves ( Nakanoꎬ 1964ꎻ Xiongꎬ 1985ꎻ Kadonoꎬ (IFPꎬ NAS)ꎻ Haichengꎬ C. F. Fang 116 ( IFP)ꎻ
1987). Kaiyuanꎬ P. Y. Fu 3061 ( IFP )ꎻ Shenyangꎬ C.
2f. Trapa natans L. var. complana ( Z. T. Z. Zheng et al. 6301 ( HZU)ꎬ G. Q. Guan s. n.
Xiong) B.Y. Ding & X.F. Jinꎬ comb. nov. ( SYAU)ꎻ Tielingꎬ Y. C. Zhu & C. F. Fang 536
Basionym: Trapa pseudoincisa Nakai var. com ̄ (IFPꎬ IBK )ꎻ Xinminꎬ C. Z. Zheng et al. 6309
plana Z. T. Xiongꎬ in J. Wuhan Bot. Res. 3: ( HZU)ꎬ 6310 (HZU). Shaanxi: Ankangꎬ K. T. Fu
163. 1985. Type: CHINAꎬ Hubeiꎬ Wuchangꎬ 1982ꎬ 11814 (WUK)ꎬ P. Y. Li 1228 (WUK)ꎻ Nanzhengꎬ
Z. T. Xiong 431 (holotype: WH!). K. T. Fu 5486 (WUKꎬ IBK)ꎻ Yangxianꎬ J. X. Yang
Synonym: Trapa komarovii V. N. Vassil. in 1379 (WUK)ꎬ 1648 ( WUK)ꎻ Yulinꎬ T. P. Wang
Komarovꎬ Fl. URSS 15: 693. 1949. Type: RUSSIAꎬ 18241 ( NAS ). Shandong: Weishanꎬ Weishan
Oriens Extremusꎬ Regio Austro ̄Ussuriensisꎬ prope Lakeꎬ B. Y. Ding & R. Y. Hu 6346 (HZU). Shang ̄
urb. Voroschilov ̄Ussurꎬ 9 Aug. 1930ꎬ V. L. Komarov hai: Wusongꎬ H. Migo s.n. (NAS). Zhejiang: Han ̄
s.n. (holotype: LE!) gzhouꎬ West Lakeꎬ W. H. Wan 781003 ( JXU )ꎻ
Trapa pseudoincisa Nakaiꎬ in J. Jap. Bot. 18: Yinxianꎬ M. Z. Shi & R. Y. Hu 6236 (HZU).
436. 1942. Type: CHINAꎬ Manshurꎬ Jeheꎬ Distribution. China (Anhuiꎬ Heilongjiangꎬ Hu ̄
Chengteꎬ 21 Aug. 1933ꎬ T. Nakai et al. s.n. ( holo ̄ beiꎬ Hunanꎬ Jiangsuꎬ Jiangxiꎬ Jilinꎬ Liaoningꎬ
type: TI!). Shaanxiꎬ Shandongꎬ Shanghaiꎬ Zhejiang )ꎬ Japanꎬ
Trapa pseudoincisa var. aspinta Z. T. Xiongꎬ in Korae and Far Eastern Region of Russia.
J. Wuhan Bot. Res. 3: 162. 1985. Type: CHINAꎬ Note. Based on the specimens with the fruits
Hubeiꎬ Wuchangꎬ 1982ꎬ Z. T. Xiong 076 being 2 compressed and upper ̄curved hornedꎬ or with
(holotype: WH!)ꎻ syn. nov. degenerated upper hornsꎬ Xiong (1985) respectively
Trapa pseudoincisa var. nanchangensis W. H. described two new varieties: Trapa pseudoincisa
Wanꎬ in J. Jiangxi Univ. ( Nat. Sci.) 15 ( 2): 75. var. complana and T. pseudoincisa var. aspinta. Wan
1991. Type: CHINAꎬ Jiangxiꎬ Nanchangꎬ Tangshanꎬ ( 1991 ) described Trapa pseudoincisa var. nan ̄
W. H. Wan 780012 (holotype: JXU!)ꎻ syn. nov. changensis mainly based on the shape of the
格菱 Fig. 3: B fruits. These varieties were considered as the various
This variety differs from the typical one in having typesꎬ and thus reduced to synonyms here.
the fruits lateral compressedꎬ without lower hornsꎬ or Acknowledgements We are gratitude to
being degenerated to bulges. Sometimes 2 upper horns Prof. FANG Yunyi and Prof. ZHANG Chaofang for
were degenerated in later Autumn. their encouragements and supports. We thank
Additional collections studied. China. Anhui: Prof. ZHENG Chaozong and Prof. CHEN Jiakuan for