Mycosphaerella arbuticola (Peck) House

W ’V,	t> i	/few YORK
o. Mycosphaerella arbuticola reck.
botanical
. On leaves of Arbutus Menziesii, Josephinj^co^^fi^i^Waldbj
••VO
U OJ
^ # ^ 'Oregon. February and Juhe.
i—I O Ch
© >sCvi
This is a very destructive parasite sometimes causing nearly a
complete defoliation of the trees, (plate 33, fig. 2.)
HERBARIUM DF
THE NEW YDRK BOTANICAL GARDEN
fung. or CALIFORNIA, USA
Sphaerella arbuticola Pk,
on Umbellularia
Jackson,
EX Herb. Ellis
Collected by
Determined by
NEW YORK BOTANICAL GARDEN
03632722
03632722