NOTES ON ALTERNARIA SPECIES ON EUPHORBIACEAE IN IMI ANDK I.TAXA ON EUPHORBIA,
ACALYPHA AND SAUROPUS
ZHANG Tian-yu
Systematic Mycology & Lichenology Laboratory Institute of Microbiology,Academia Sinica Department of plant protection.Shandong Agricultural University, Taian, Shandong271018
J.C.DAVID
International Mycological Institute Bakeham Lane, Egham,.Surrey TW 20 9TY,UK.

ABSTRACT:Four Species of Alternaria occuring on Euphorbia spp.were studied:A.euphorbiae (Batholomew)Simnons & S.M.Francis,A.euphorbiicola Simmons & Engeclkhard,A. angustiovide Simmons and A.pulcherimae T.Y.Zhang David,sp.nov.Three taxa in this hyphomycete genus on Acalypha L.and Sauropus Bl.were also examined:Rxa -mination of the type material of Alternaria acalyphae(Nelen)E.Simmons has been made .Supplementary descriptions have been made for A.acalyphicola E.Simmon -s ,and the teleomorph state of this fungus is described as a new species,Lewia T.Y. Zhang & J.C.David.

KEY WORDS: Altenaria, Euphorbiaceace, Lewia,Euphorbia Acalypha,Sauropus