Species in Talaromyces section Trachyspermi are isolated from a wide range of substrates,including soil,house dust,leaf,wood and fruit from temperate region to tropical areas.During a survey of fungal diversity in Zoi...Species in Talaromyces section Trachyspermi are isolated from a wide range of substrates,including soil,house dust,leaf,wood and fruit from temperate region to tropical areas.During a survey of fungal diversity in Zoige wetlands,three isolates with biverticillate adpressed penicilli and spheroidal conidia belonging to Talaromyces are isolated from peat soil.Phylogenetic analyses based on a combined ITS,BenA,CaM and RPB2 sequence data suggests they represent a novel taxon in Talaromyces section Trachyspermi,namely Talaromyces peaticola.In spite of T.peaticola has a close affinity to T.diversus in phylogeny,it is readily distinguished from the later,resulted from growing slowly on CREA at 25℃,exudating small clear droplets on MEA,and producing smaller conidia than that of T.diversus.展开更多
A hyperparasitic fungus was found on uredinia of Coleosporium plumeria on leaves of Plumeria rubra in Thailand.The hyperparasite was identified as Ramularia coleosporii following an examination of its morphological ch...A hyperparasitic fungus was found on uredinia of Coleosporium plumeria on leaves of Plumeria rubra in Thailand.The hyperparasite was identified as Ramularia coleosporii following an examination of its morphological characters and a phylogenetic analysis by using ITS sequence data.This is the first record of R.coleosporii on C.plumeriae in Thailand.Ramularia coleosporii has the potential for biocontrol management strategies of the rust.展开更多
基金supported by the National Key Research and Development Program of China(No.2016YFC0501802)the Natural Science Foundation of China(no.31600024).
文摘Species in Talaromyces section Trachyspermi are isolated from a wide range of substrates,including soil,house dust,leaf,wood and fruit from temperate region to tropical areas.During a survey of fungal diversity in Zoige wetlands,three isolates with biverticillate adpressed penicilli and spheroidal conidia belonging to Talaromyces are isolated from peat soil.Phylogenetic analyses based on a combined ITS,BenA,CaM and RPB2 sequence data suggests they represent a novel taxon in Talaromyces section Trachyspermi,namely Talaromyces peaticola.In spite of T.peaticola has a close affinity to T.diversus in phylogeny,it is readily distinguished from the later,resulted from growing slowly on CREA at 25℃,exudating small clear droplets on MEA,and producing smaller conidia than that of T.diversus.
基金supported by the Natural Science Foundation of China(No.31600024)。
文摘A hyperparasitic fungus was found on uredinia of Coleosporium plumeria on leaves of Plumeria rubra in Thailand.The hyperparasite was identified as Ramularia coleosporii following an examination of its morphological characters and a phylogenetic analysis by using ITS sequence data.This is the first record of R.coleosporii on C.plumeriae in Thailand.Ramularia coleosporii has the potential for biocontrol management strategies of the rust.
