Comprehensive Description
(
anglais
)
fourni par North American Flora
Phyllosticta sphaeropsispora Ellis & Ev. Bull
Torrey Club 24: 286. 1897.
Spots subcircular or irregular in form, white or whitish, surrounded by a slightly elevated, narrow, brown border, the surrounding tissue slightly discolored, reaching a diameter of 3 mm. to 1 cm., about equally visible on either side of the leaf; pycnidia numerous, scattered over the infected spot, reaching a diameter of 100-150 ju; spores ellipsoid, 6-7 X 13-16 u, on a pedicel about 15 m long.
On CarduaceaE:
Solidago con finis A. Gray, California.
Type locality: Pasadena, California, on Solidago confinis.
Distribution: Known only from, the type locality.
- citation bibliographique
- Fred Jay Seaver. 1922. PHYLLOSTICTALES; PHYLLOSTICTACEAE (pars). North American flora. vol 6(1). New York Botanical Garden, New York, NY
