406 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. . 
for considering Fstilago Fimbristylis distinct. The specimen 
reported by Berkeley from Alabama as Ustilayo axicola var., on 
Cyperus sp., according to the Curtis collection is on Fimbristylis 
autumnalis. The germination of the species appears not to have 
been reported. Literature: 38, 39. 
Cintractia axicola var. minor Clint. 
Cintractia axicola var. minor Clint., Jonrn. Myc., 8: 143. 1902. 
0 
Exsiccati: Ustilago (Cintractia) axicola Berk., on Cyperus Grayii , Ell. 
& Ev., N. A. Fungi, 2423. 
Sori and spores as in the species except latter smaller, chiefly 
10-13 [x in length. 
Host: Cyperus Grayii , 1ST. Y. (type) ; C. sphacelatus, Porto Rico. 
This smut sometimes occurs in the base of the spikelets that are 
sessile forming a conspicuous smutty mass. The variety agrees 
in some respects with Spegazzini’s description of Cintractia peribe- 
buyensis , especially the specimen from Porto Rico which may 
prove to be it. Literature : 29. 
Cintractia utriculicola (P. Henn.) Clint. 
Cintractia leucoderma f. utriculicola P. Henn., Hedw., 34 : 336. 1895. 
Cintractia axicola f. spicularum Juel, Bih. Iv. Svensk. Yet. Akad. Handl., 
23 (3 9 ): 7. 1897. 
Cintractia utriculicola Clint., Journ. Myc., 8 : 143. 1902. 
Exsiccati : Cintractia axicola f. spicularum Juel, on Rhynchospora sp., 
Syd., Ust., 220. 
Sori in ovaries, ovoid to subspherical, chiefly 3-6 mm. in length, 
covered by evident whitish false membrane that ruptures irregularly 
from the apex disclosing a semi-agglutinated black spore mass; 
sterile cells hyaline, chiefly subspherical, usually semigelatinized; 
spores dark reddish brown, often subopaque, with irregular lighter 
areas, somewhat compressed laterally and so appearing oblong to 
circular according to view, smooth, 11-16 fx in length. 
Hosts : -Rhynchospora aurea , Porto Rico ; Rhynchospora sp., 
Mex. 
r i his form is described from specimens issued in Sydow’s Usti- 
lagineen, no. 220, from Mexico. The synonyms are those assigned 
