ELVELLACEI. 713 



2148. Helotium ochraceum. Fr. " Ochraceous Helotium." 



Ochrey-brown, minute, gregarious, thick, carnose, obconic ; 

 hjmenium minutely granular, at length plane or sub-convex. — 

 Berk. Outl.p. 372. Peziza ochracea, Grev. t. 5. £ng. Fl. Y.p. 204. 



On old stumps. Autumn. 



"Not 1 line broad, thick, puckered, or rugose at the base ; margin equal or 

 irregular, rounded, and depressed ; hymenium sprinkled with minute shin- 

 ing particles, resembling grains of brown sugar. In drying it does not 

 change. — G-Vey. 



2149. Helotium cribrosuxu. Berk. " Black Helotium." 



Black, solitary, rather large, very concave ; hymenium crib- 

 riform, or full of lacerated, irregular pores and sinuses. — Peziza 

 cribrosa, Grev. Fl. ed.p. 423. Eng.Fl. y.p. 203. 



On sandy or gravelly ground. 



Large, ^-1 in. broad, hemispherical, at length partly spreading, but always 

 deeply concave, wholly black, but deeper within, somewhat rugose at the 

 base externally J margin entire, even. — Grev. 



2150. Helotium clazo-flavum. Berk. '' Bright Yellow 



Helotium." 



Yellow, gregarious, minute, obconical, at length somewhat 

 plane ; margin raised, obtuse, externally somewhat paler. — 

 Peziza claro-flava, Grev. Fl. ed.p. 424. Eng. Fl. y.p. 203. 



On decayed wood and branches. 



Very minute, the largest not half a line broad, always concave j whole 

 plant very bright yellow j hymenium darker.— 6^ ret;. 



2151. Helotium salicellum,. Fr. " Willow.twig Helotium." 



Ochraceous, becoming palhd, firm, adpressed, plane ; stem 

 very short, pallid ; sporidia fusoid-oblong with 2-4 nuclei. — 

 Berk. Out. p. 372. Peziza salicella, Fr. S.M.n. p. 133. Ann. 

 N.H. no. 573.* Karst. Mon. Pez.p. 134. Fckl. exs. no. 11 64. 



On willow twigs. Aug. — Oct. 



Sporidia oblong, or fusiform oblong, •023-"03 X "OOS-'OO/ m.m. — Xyl. 

 Sporidia slightly curved with 2-4 nuclei, or 1-3 spurious septa, •025-"029 

 X -OOo-'OOG m.m.— Karst. 



2152. Helotium versiforme . Fr. "Twisted Helotium." 



Gregarious, substipitate ; head deformed, somewhat twisted, 

 yellow -olive, externally purplish ; sporidia elongated and ob- 

 tuse at either end. — Berk. Outl.p. 372, t. 2,/. 6. Peziza versi- 



2h 



