208 
Journal of Mycology 
[Vol. 12 
to 2/x, hyaline, elliptical, borne from the ends of alternately 
branched hyphae in the stromatal heads; heads with mucous 
sheath, spherical, 40/x to 600/x, without sheath, fungiform, often 
with the edges recurved; stalks simple and gregarious, imm. to 
2mm. by 8 /x to 90/x, often enlarged in the center, sterile Anthina- 
like outgrowths of the stroma often present. 
On the wood of Liquidambar styraciflua L., Marianna, Ark., 
staining it black. Collected by H. von Schrenk, July, 1905. 
12 . Graphium rigidum (Pers.) Sacc. Syll. Fung. 4:610, 
Stilbum rigidum Pers. Uster Annal. 1 '.32. Emended, Hedgcock, 
Mo. Bot. Gard. Rept. 77:92-94, pi. 7, fig. 6-10. Colonies white, 
changing to brown or black in stromata; hyphae, 2/x to 4/x in 
diam., hyaline to gray or olive; secondary conidia, 3/x to 4.5/x by 
i/x to 1.5 fx, hyaline, elliptical, borne continuously and terminally 
from erect simple or branched hyphae, falling at once into mucoid 
masses; primary conidia, 3.5/x to 1.5/x, elliptical to cylindrical, 
hyaline, borne on alternately branched hyphae in stromatal heads; 
heads spherical, with mucous sheath, 20/x to 500/x in diam., white 
to a dingy yellow; stalks, 1 mm. to 2mm. by 10/x to 40/x, gray to 
brown or black, solitary or gregarious, rigid, not expanded. 
On the sapwood of Quercus rubra L., staining the wood 
brown. Collector, P. Spaulding, Indiana, Sept., 1905. 
13. Graphium aureum Hedgcock, Mo. Bot. Gard. Rept. 
77:94-96, pi. 9, fig. 5-7. Colonies white, changing to pale yellow 
or light brown in the stromata; filaments, 2/x, to 3/x, hyaline to 
light brown; secondary conidia, 4/x to 8/x by i/x to 2/x,, obovate to 
clavate, hyaline, guttulate when old, borne in short, branching 
moniliform chains or in clusters of simple conidia; primary 
conidia, 4/* to 5/1 by i/x to 2/x,, hyaline, obovate, borne terminally 
on filaments of the flattened, oval head; head with mucous white 
to yellow, spherical, 15/x to 240/x in diameter; stromatal stalks, 
simple or gregarious, 50 /a to 750/x by 10/x to 90/x; sterile, Anthina- 
like stalks are often present. 
On sapwood of Pinus strobus L., Ashland, Wisconsin, stain¬ 
ing it a dirty color. Collected by H. von Schrenk, April, 1905. 
14. Graphium album (Corda) Sacc. Syll. Fung. 4:618, 
Ceratopodium album Corda Ic. Fung. 1:20. Emended, Hedg¬ 
cock, Mo. Bot. Gard. Rept. 77:96-97, pi. 9, fig. 1-4. Colonies 
white, changing to light yellow or orange in the stromata; 
filaments hyaline to yellow or light brown, 2/x, to 3/x in diameter; 
secondary conidia, 4/x to 6/x by i/x to 2/x, hyaline, obovate to 
clavate, guttulate when old, borne in short, branching moniliform 
chains terminally from erect hyphae; primary conidia 3/x to 5/x 
by i/x to 1.5/x, hyaline, obovate, borne terminally on the fila¬ 
ments of the stromatal heads; heads white to creamy yellow, or 
even a light brown when old and dry, spherical with mucous, 20 /x 
to 600/x, in diameter, without mucous a flattened oval to fungi- 
