256 CALIFORNIA ACADEMY OF SCIENCES. [Proc. 3D Ser 



Mill Valley, Marin County, Calif., April; Auburn, 

 Placer County, Calif., May. 



37. Hysterangium stoloniferum TuL 



Hysterangium stoloniferum Tul., Fungi Hypo., p. 84, Tab. XI, fig. 8. 



Sphaericum leve glabrum candidum, radice unica funiformi instructum; 

 carne e coeruleo fusca, tenaci; septis crassis; sporis acervatim sordide fuscis. 



No. 158, Harkness Coll. 



Collected during April, under oaks, at the following local- 

 ities in California: Calistoga, Napa County; Mt. Tamalpais 

 and Camp Taylor, Marin County; Auburn, Placer County. 

 Previously collected at Tamalpais, March-May. 



38. Hysterangium Clathroides Vitt. 



Hysterangium Clathroides Vitt., Monog. Tub., p. 13, Tab. IV, fig. 2. 



Globosum; peridio albido, mycelii gratia polyrrhizo, facile solubili; carne 

 olivaceo-virente. (Tul. Fungi Hypo., p. 80.) 



No. 156, Harkness Coll. 



Collected in damp ground at the following localities in 



California during April: Calistoga, Napa County; Bishops 



and Tamalpais, Marin County; Wire Bridge, Placer 



County. 



39. Hysterangium australe Sfeg. 



Hysterangium australe Spec, Fungi Argent. Pug. IV, n. 237. 



Primo subglobosum dein ob terrae pressionem irregulariter compressum, 

 varie gibbose expansum, magnitudine ludens 5-20 diam., basi manifesta nulla, 

 fibrillis radicalibus perfecte destitutum, album, levissimum, glaberrimum, 

 peridio tenui a pulpa non v. difficile secedente, gleba autem pallide fulvo- 

 olivascente, tremelloideo-subceracea, tubulis numerosis, minutissimis undique 

 irregulariter percursa; tubulis gracilibus 150-250 /.z diam., varie elongatis, 

 vacuis, parietibus sporiferis cinnamomeis; sporis elliptico-elongatis, sursum 

 plus minusve attenuato-rotundatis, deorsum acute attenuato-cuneatis basique 

 truncatis, episporio ubique majuscule undulato-subverruculoso, saturate oliva- 

 ceo-fuligineis, protoplasmate grosse granuloso farctis v. i-guttulatis 15-20= 

 8-10 Ai; stipite longiusculo, gracili hyalino, monospermo fultis. (De Toni in 

 Sacc. Sylloge Fung., Vol. VII, 1888, p. 157.) 



No. 84, Harkness Coll. 



