中国大陆一苔类新记录种——糙叶拟蒴囊苔

Saccogynidium muricellum (Geocalycaceae, Saccogynidium), A New Record to Mainland of China

摘要:

报道产自中国大陆贵州省的拟蒴囊苔属(Saccogynidium)一新记录种——糙叶拟蒴囊苔[S. muricellum (De Not.) Grolle]。本种与刺叶拟蒴囊苔(S. irregularospinum Gao, Cao & Lai)主要的区别特征在于侧叶先端具2枚短齿, 齿仅由1个细胞组成;其腹叶先端的齿也较短。依据贵州的标本, 提供了详细的形态描述和线条图。

Abstract:

The liverwort Saccogynidium muricellum (De Not.) Grolle (Geocalycaceae) is reported as a new record from mainland of China. It differs from the species Saccogynidium irregularospinum Gao, Cao & Lai by its short, single-celled dentate in the leaf apex, and also the shorter teeth of the underleaf apex. The species is illustrated and described based on the Guizhou material.