Page 9 - 《广西植物》2022年第10期
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10 期 舒江平等: 中国水韭属两个四倍体新种 1 6 2 7
A. Habitatꎻ B. Microsporangiumꎻ C. Megasporangiumꎻ D. Chromosomes (2n= 4x = 44)ꎻ E. Transection of leaf baseꎻ F. Liguleꎻ G. Transection
of rhizome (2 ̄lobed).
Fig. 1 Morphological and anatomic characteristics of Isoëtes longpingii Y.H. Yanꎬ Y.F. Gu & J.P. Shu
Etymology: — The specific epithet “xiangfei” is King Shun at the same time.
derived from the name of Xiangfeiꎬ who are two IUCN Red List category: — Isoëtes xiangfei is
respectable goddesses of the Xiangjiang River in Hunan found in Tongdao and Huitong countiesꎬ Hunan
Provinceꎬ where the aquatic plant was discovered. Province. There are about 200 individualsꎬ which are
“Xiang” is the name of the longest river in Hunan well conserved by the local forestry department. It is
Provinceꎬ and “ fei ” is the wife of the king in vulnerable (VU) [B2ab(iii)ꎻ C2a(i)] according to
Chinese. Xiangfeiꎬ two sistersꎬ married the legendary the Red List Categories and Criteria (IUCNꎬ 2022).