1894. ] Briefer Articles. 245° 
um. The basidia resemble somewhat those of Cylindrodendrum,? are 
less regular in form, while those of Cy/indrodendrum are subopposite 
and sometimes whorled, and the conidia are strictly cylindrical. 
or 16-25 in diameter. On decaying carpels of Gossypium herbaceum, 
Brundage, Ala., Sept. 1891. 
The characters of O. carpophilum are shown in plate xxi, figures 1 
104. Rhinotrichum macrosporum Farlow and R&. tenellum B. & C. are 
also represented in the same plate. The spores of 2. macrosporum 
arl. measure 1 5-30 X I10-20/, and those of R. zenel/um B. & C. meas- 
ure 6-12 X 10-20/4. The ends of the fruiting hyphe or their branches 
aré Somewhat enlarged and denticulate or spiculigerous in &. senellum. 
eS aORCE ATKINSON, Botanical Department, Cornell University. 
ATE XXIII. : 
~~ ries Rhinotrichum macrosporum Farlow Figs. 9-13, &. ‘enellum, 
sume and a higher scale, 
— on germinating myxomycetous spores.—The paper upon the 
semination of spores of Enteridium Rozeanum, by E. J. Durand, in 
the March number of the Gazerre, suggested to me that possibly my 
OWN experience was worthy of record. 
a el perl : art of April, 1893, I brought. in a specimen of Reticu- 
Were "2 Bibi Fries. As soon as it was mature, five days later, spores 
to ‘eae In ordinary drinking water, and in a few hours were found 
TSN hes ei Further experiments showed that some spores 
minutes : : within from fifty-five to sixty minutes. Within ninety 
ated hick agate of the spores usually germinated, and few germin- 
chamber : D he Swarm cells remained active several days in the moist 
of Reticul ae the past year the spores of this and other specimens 
tory by aie umbrina have been frequently germinated in my seid 
By placin erent students, no difficulty ever having been experienc : 
glass, ein quantity of the spores in some distilled water ina see 
orm a cons ns of the Swarm-cells will appear in an hour or two an 
germinated Picuous white layer, with the ruptured epispores and un- 
: Spores as a substratum. 
Sei, Nat Be Handbook, Pragaas Reproduction des Ascomycetes, etc., Ann. d. 
among the di of cotton from Alabama, under the 
sea 
Mme Phi, 7 : i was 
a y notri which name 
€ver publis} chum macrosterigmatum Atkinson, whic 
Mien 0s Pt. 9. Ag: #2. : < 
Chicago, Pag appeared in the exhibit of the Agr. Dept. at the World’s F oo 
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