J Integr Plant Biol. ›› 2005, Vol. 47 ›› Issue (5): -.DOI: 10.1111/j.1744-7909.2005.00079.x

• Research Articles •    

Bolboschoenus (Ascherson) Palla (Cyperaceae) from Pliocene of China

Xiu-Qun LIU, Cheng-Sen LI,Yu-Fei WANG   

Abstract: Tubers, culms, rhizomes, and leaves of Bolboschoenus cf. yagara (Ohwi) YC Yang et M Zhan were reported from the sediments of Zhangcun Formation, Late Pliocene in Shanxi Province, China. The fossil species possesses trigonous culms. And tubers are cordiform, spindle shaped, or round, and are covered by roots in internodes and often connected by rhizomes. This is the first convincing fossil record of Cyperaceae in China.

Key words: Bolboschoenus (Ascherson) Palla, Pliocene, tuber, Yushe, Zhangcun Formation

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