Sphacelotheca chrysopogonis G. P. Clinton 1904

Sphacelotheca chrysopogonis Clinton, Proc. Bost. Soc
Nat. Hist. 31 : 387. 1904.
Sori usually in all the ovaries of the panicle, linear-oblong, about 3-5 mm. in length, showing between the spreading glumes, with sterile membranes as well as the semi-agglutinated black-brown spore-mass gradually wearing away, leaving behind the small but evident columella ; sterile cells hyaline, often separating into groups, subspherical, averaging slightly larger than the spores; spores reddish-brown, ovoid to chiefly subspherical, occasionally angled, often with punctate contents, apparently smooth, chiefly 8-11 fi in length.
On Poaceae :
Sorghastrtini nutans {Chrysopogon nutans)^ Mexico. Type locality: Chapala, Mexico, on Chrysopogon nutans {Sorgkastrutn nutans). Distribution : Mexico.