BoT.— Vol. I.] HARKNESS—CALIFORNIAN HYPOGALI. 249 



14. Hymenogaster olivaceus Vitt. 



Hymenogaster olivaceus Vitt., Monog. Tub., p. 24. 



Globose, but angular; peridium whitish, then tinged with yellow, rufous 

 when bruised; substance white, then of a dull buff, then rufous-olive, varie- 

 gated with the white trama; spores pedicellate, mucronate, generally smooth. 

 (Berk. Outlines Brit. Fung., p. 296.) 



No. 167, Harkness Coll. 



Collected during April, under Sequoia semfervirens, at 

 Mill Valley, Marin Co., Calif., and under oaks, at Wire 

 Bridge, Placer County, Calif. 



15. Hymenogaster monticolus Hk. Mss. 



Gautiera inonticola Hk., Bull. Cal. Acad. Sci., Vol. I, No. i, 1884, p. 30. 



Dark brown, irregularly lobed, 10 cm. in breadth, uniformly about 3 cm. in 

 thickness, nearly plane above and below; stipe short and slender; stroma fer- 

 ruginous brown, basidia apparently two-spored; sterigmata filiform; spores 

 pale brown, elliptic or obovate, apiculate, longitudinally or somewhat obliquely 

 striate, 10-12 by 7-8 /z. With the odor of decaying onions. 



Type. No. 113 (3543), Harkness Coll. 



Under Sequoia gigantea, Mariposa Big Tree Grove, 



Calif., July. 



16. Hymenogaster Bulliardi Vitt. 



Hymenogaster Bulliardi Vitt., Monog. Tub., p. 23, Tab. HI, fig. 5. 



Globosus, ex albido aquilus; gleba firma densa, minutissime cellulosa, 

 demum saturate ferruginea; loculis suboppletis; sporis levibus, late ovatis, 

 breviter obtuseque acuminatis, basi rotundato-obtusis, guttulam crassam 

 saepius foventibus. (Tul. Fungi Hypo., p. 71.) 



No. 233, Harkness Coll. 

 Mt. Tamalpais, Marin County, Calif., January. 



17. Hymenogaster Behrii De Toni. 



Hymenogaster Behrii De Toni., Syll. Fung., Vol. VII, p. 174. 

 Splanchnojiiyces Behrii Hk., Bull. Cal. Acad. Sci., Vol. I, No. i, 1884, p. 30. 



Cinnamon-brown, irregularly lobed, lacunose, 1-4 cm. in diam.; absorbing 

 base inconspicuous; basidia 2-spored; sterigmata short, filiform; spores very 

 unequal in size, yellowish brown, oval or elliptic, apiculate by the remains of 

 the sterigmata, pitted all over with minute irregular depressions. 10-15 x 10 /i. 



No. 104 (2911), Harkness Coll. 



