250 BRITISH DISCOMYCETES. 



stipitate, 8-spored, nearly 60/x long, 6/m broad ; sporidia 

 in two rows, fusiform, acute at each end, straight or 

 curved, or sigmoid. 



Peziza echinulata — Awd., "Hedwig." 1868, p. 136. 

 Peziza patula — Pabh., " Fung. Eur.," 1009, nee 425, quse 

 vera. P. patula — P. sec et Desm., " Ann. Sc. Nat.," 2, 

 xv. p. 132. P. ciliaris, (3. globulifera — P. sec. Desm., 1. 

 1. p. 130. 



Name — Echinatus, set with prickles ; from the angular 

 knobs of oxalate of lime on the hairs. 



28. Lachnella Bhytismce. Phil. 



Cups gregarious, stipitate, at first globose, then hemi- 

 spherical, white ; clothed with short villose hairs, bearing 

 on their summits globular crystalline beads ; hymenium 

 white ; stem rather long, villose to the base ; asci cylin- 

 drical or cylindraceo-clavate ; sporidia 8, oblong-fusiform, 

 3 — 5 x 1/u ; paraphyses acerose, exceeding the asci. 



Peziza Bhytismce — Phil, in " Grevillea," viii. p. 101 j 

 " Scott. Nat.," vi. 124. 



On dead leaves of Acer on Rhytisma acerinum. 



Cups SOO/ul broad ; stem about 400/t long. The hairs 

 of the cup are short, non-septate, colourless, and the 

 globular crystalline heads are perfectly even, not angular, 

 as in most other species, though slightly rough. 



Name — Rhytisma, the genus of fungi on which it 

 grows. 



Forres, N.B. ! (Rev. Dr. Keith). 



29. Lachnella crucifera. Phil. 



Cups gregarious, stipitate, white, at first globose, then 

 expanded ; clothed with short, septate, colourless hairs, 

 the summits of which are subclavate, and each crowned 

 with a cruciform crystal ; stem rather long, villose to the 

 base ; asci cylindraceo-clavate ; sporidia 8, cylindrical or 

 narrowly fusiform, straight, 6 — 8 x 1/^ ; paraphyses 

 acerose, exceeding the asci. 



Peziza crucifera — Phil, in Gavel. Chron., 1878, p. 397, 

 fig. 71. 



