Cercosporoid leaf pathogens from whorled milkweed and spineless safflower in California

Two cercosporoid species are respectively described from Mexican whorled milkweed (Asclepias fascicularis), and spineless safflower (Carthamus tinctorius) from California. Passalora californica represents a new pathogen on Asclepias fascicularis, while Ramularia cynarae is confirmed on Carthamus tin...

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Bibliographic Details
Main Authors: S.T. Koike, A. Baameur, J.Z. Groenewald, P.W. Crous
Format: Article
Language:English
Published: BMC 2011-06-01
Series:IMA Fungus
Subjects:
ITS
Online Access:http://www.ingentaconnect.com/content/ima/imafung/2011/00000002/00000001/art00012
Description
Summary:Two cercosporoid species are respectively described from Mexican whorled milkweed (Asclepias fascicularis), and spineless safflower (Carthamus tinctorius) from California. Passalora californica represents a new pathogen on Asclepias fascicularis, while Ramularia cynarae is confirmed on Carthamus tinctorius and Cynara cardunculus (Asteraceae), and an epitype designated. Pathogenicity is also established for both pathogens based on Koch's postulate.
ISSN:2210-6340
2210-6359