Comprehensive Description
provided by North American Flora
Phyllosticta hymenocallidis Seaver, sp. nov
Spots at first circular or subcircular in form, blood-red, spreading, the color fading, finally killing a large portion of the leaf, the red color then confined to the margins of the infected areas, the whole leaf-surface becoming abnormally crumpled and contorted; pycnidia very numerous and quite evenly distributed over the dead areas and occurring on both sides of the leaf, reaching a diameter of 100-125 n, immersed or subimmersed but rather conspicuous; spores very numerous, ellipsoid or short-cylindric, densely filled with a granular contents, about 4 X 15 m-
On Amaryllidaceae:
Hymenocallis sp., Bermuda, Great Bahama. ? Amaryllis purpurea Ait., Louisiana. Type collected in Bermuda, on Hymenocallis sp., November 29-December 14, 1912, by Stewardson Brown, N. L. Britton & Fred J. Seaver.
Distribution: Louisiana; Bermuda; Bahamas.
- bibliographic citation
- Fred Jay Seaver. 1922. PHYLLOSTICTALES; PHYLLOSTICTACEAE (pars). North American flora. vol 6(1). New York Botanical Garden, New York, NY
