Didymodon tibeticus (Bryophyta, Pottiaceae), a new species from Tibet, China

被引：5
作者：
Kou, Jin [1 ]
Feng, Chao [2 ]
Shao, Xiao-Ming [1 ]
机构：
[1] China Agr Univ, Coll Resources & Environm Sci, Beijing Key Lab Biodivers & Organ Farming, Beijing 100193, Peoples R China
[2] Inner Mongolia Agr Univ, Coll Grassland Resources & Environm, Hohhot 010011, Peoples R China
来源：
NOVA HEDWIGIA | 2018年 / 106卷 / 1-2期
关键词：
bryophytes; Didymodon; eastern Asia; taxonomy; TORTULA;
D O I：
10.1127/nova_hedwigia/2017/0421
中图分类号：
Q94 [植物学];
学科分类号：
071001 ;
摘要：
A new species, Didymodon tibeticus, is described and illustrated from Dagze County in south central Tibet of China. It is characterized mainly by ovate or ovate-triangular leaves that are appressed when dry, a narrowly acute or acuminate leaf apex, lamina red or reddish orange with KOH, unistratose lamina throughout, plane and unistratose leaf margins, percurrent costa with a ventral costal pad of cells and 0-1 layer of ventral stereids, upper and middle laminal cells with papillae on dorsal side, and basal laminal cells not differentiated from the median cells. The new species is contrasted with similar species in the genus.
引用
收藏
页码：73 / 80
页数：8
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