REPORT OF THE STATE BOTANIST I912 49 



granular within, 2-5 fi broad, sterile branches or mycelium grad- 

 ually or sometimes abruptly tapering to a long slender point, the 

 fertile often fasciculately combined ; spores oblong or subcylin- 

 dric, frequently narrowed toward one end. very variable, 6-16 x 

 2-4 fi. 



On kernels of Indian corn, Z e a mays L. Lexington, Ky. 

 H. Garnian. 



This is a remarkable species by reason of the peculiar color of 

 the mature fungus. 



Mycelium late effusum; hyphae in matrice stratum molle to- 

 mentosum formantes, primum album, deinde rubruni vel atro- 

 purpureum, ramulis paucis irregularibusque, 2-5 /x latis, saepe 

 intra granularibus, scptatis, sterilibus praelonge attenuatis, fer- 

 tilibus in maturitate frequenter et fasciatim combinatis ; sporae 

 oblongae vel subcylindaceae, saepe infra attenuatae, variabiles, 



6-16 X 2-4 fJ.. 



Stropharia umbilicata 



Pileus fleshy, convex, deeply umbilicate, shining, squamose 

 with scattered appressed brownish scales, umber brown, tinged 

 with olive green when dry, the margin sometimes adorned with 

 fragments of the veil, flesh yellowish ; lamellae close, adnexed or 

 almost free, sinuate, 2-3 mm broad, becoming sooty brown with 

 a white edge; stem subequal, slightly broader at the top, stuffed 

 or hollow, fibrillosely scaly, whitish above, rusty brown below, 

 annulus superior, membranaceous ; spores ellipsoid, 7-8 x 4-5 fi. 



Pileus 4-5 cm broad ; stem 2.5-4 cm long, 4-6 mm thick. 



Cespitose. Chips and sawdust. Minnesota. September. 

 Doctor Munger. Communicated by ^Irs M. S. Whetstone. 



Pileus carnosus, convexus. profunde umbilicatus. nitidus, 

 squamulis sparsis appressis, brunneis ornatus, umbrinus, demum 

 olivaceo-viride tinctus. interdum margine fragmentis veli trian- 

 gularibus ornatus, carne lutescente ; lamellae confertae, adnexae 

 vel subliberae, sinuatae, 2-4 mm latae, demum fuliginosae, acie 

 albidae ; stipes subaequalis, farctus vel cavus, fibrilloso-squamu- 

 losus, supra albidus, infra ferrugineo-brunneus, annulo superiore, 

 membranaceo ; sporae ellipsoideae, yS x 4-5 /u,. 



Pileus 4-5 cm latus ; stem 2.5-4 cm longus, 4-6 mm crassus. 



Volvaria perplexa 



Pileus thin, convex or nearly plane, umbonate, slightly de- 

 pressed around the umbo, dry, adorned with minute erect hairy 



