Gerdemannia gen. nov., a genus separated from Glomus, and Gerdemanniaceae fam. nov., a new family in the Glomeromycota

被引:47
作者
Walker, C
Blaszkowski, J
Schwarzott, D
Schüssler, A
机构
[1] Royal Bot Gardens, Edinburgh EH3 5LR, Midlothian, Scotland
[2] Acad Agr, Dept Plant Pathol, PL-71434 Szczecin, Poland
[3] Tech Univ Darmstadt, Inst Bot, D-64287 Darmstadt, Germany
来源
MYCOLOGICAL RESEARCH | 2004年 / 108卷
关键词
D O I
10.1017/S0953756204000346
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
Molecular, morphological, and cytological evidence show that the arbuscular mycorrhizal fungus Glomus scintillans is more closely related to the genera Gigaspora and Scutellospora (Gigasporaceae) than it is to Glomus s. str., and consequently it contributes to the non-monophyly of the genus Glomus. We transfer the species to Gerdemannia gen. nov., with consequent autonymy of an appropriate family, Gerdenumniaceae fam. nov. Small subunit (SSU) rDNA analysis places Gerdemannia in a clade sharing common ancestry with the Gigasporaceae, and therefore within the Diversisporales (Glomeromycota). Glomus dominikii is considered to be conspecific with G. scintillans, and these species are synonymised. Glomus chimonobambusae is also transferred to the new genus as Gerdemannia chimonobambusae comb. nov.
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页码:707 / 718
页数:12
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