1908] ATKINSON—POLYPORUS LUCIDUS 337 
brittle crust, shining as if varnished (laccate), dark reddish brown 
(seal brown to clove brown, R with reddish tinge), sulcate, rings 
distant on the surface, crowded at the margin, more or less rugose; 
trama white, cinnamon next the hymenophore, very soft, punky, and 
yielding like chamois skin, the cinnamon-colored portion firmer; 
hymenophore of long slender tubes, up to 2-5°™ long, often with a 
stratified appearance, the strata 3-4™™ and marked off by faint lighter 
lines, brown, near cinnamon to Mars brown (R), firm, woody, tubes 
angular, 4~5 to a mm., dissepiments thin, entire; spores elliptical to 
subovate, rounded at the broader end, in age truncate at the smaller 
end, attached one side of the broader end, wall perforated by numer- 
ous short lines of a brownish substance, giving a verrucose appearance 
to the spore which is really smooth, 11-15 X 7-8 #; stem stout, I-T am 
X3-6°™, irregular, surface like that of the pileus; trama white, soft 
like the white part of the pileus, with a radiate, fibrous growth from 
the middle line and continuing into trama of the pileus. Fig. 4. 
On dead Picea sitkensis near Seaside, and on dead root (of conifer ?), Cor- 
vallis, Oregon. 
Ganoderma subperforatum Atkinson, n. sp.—Sporophore medium 
‘ize, stipitate. ileus lateral, simple or lobed, subcircular to reni- 
form, convex, brick red to bay, vinaceous cinnamon toward margin, 
and the margin lighter color when young, laccate, broadly sulcate; 
spores ovate-cuneate, content brownish, wall thin, very faintly per- 
lorate with slender dark lines, which are seen with difficulty, 8-12 
S84. Fig. 5. 
(Sporophorum stipitatum. Pileo suberoso lignoso, sulcato-rugoso stipiteque 
laterali, laccato, rubro-castaneo; sporae ovato-cuneatae, membraneo leviter per- 
*rato ab lineis brunneis, 8-12 5-8 ps.) : 
On dead oak wood, Chillicothe, Ohio. Type specimen no. 19560 in herb. 
Cornell University. 
CoRNELL Universiry 
EXPLANATION OF PLATE XIX 
: Photomicrographs . f spores af sev: eral species of Ganoderma, ocu lar die objec- 
a. oil immersion, Zeiss microscope, plate-holder 370°” a oe the 
text omicrographs were made by the author. The photog ao agree hor’s 
figures were produced were made by E. J. PETRY — 
. 
. 
