Leprocaulon beechingii (Leprocaulaceae), a new species from the southern Appalachian Mountains of eastern North America

被引:8
|
作者
Lendemer, James C. [1 ]
机构
[1] New York Bot Garden, Inst Systemat Bot, Bronx, NY 10458 USA
来源
BRYOLOGIST | 2020年 / 123卷 / 01期
基金
美国国家科学基金会;
关键词
Asexual reproduction; biodiversity hotspot; cliff community; granite dome; endemism; leprose thallus; LEPRARIA STEREOCAULACEAE; LICHENICOLOUS FUNGI; CRUSTOSE LICHEN; GENUS LEPRARIA; TAXONOMY; LECANORALES; ASCOMYCOTA; OVERHANGS; LEPROSE; FORM;
D O I
10.1639/0007-2745-123.1.001
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Leprocaulon beechingii is described as new to science based on collections from exposed rock outcrops in the southern Appalachian Mountains in eastern North America. Taxonomic placement in Leprocaulon, and delimitation from other members of the genus with usnic acid, is supported by molecular phylogenetic analyses of ITS and mtSSU sequence data. The species is readily recognized by its occurrence on non-calcareous rocks, normandinoides-type placodioid thallus, and the production of usnic acid and zeorin.
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页码:1 / 10
页数:10
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