32 ACOTYLEDONS. FLKGI. PeZlZa. 



o. Tr. sarcoides, sessile gelatinous reddish purple at first club- 

 shaped then rounded lobed plaited or curled finally blackish. 

 Sm. in E. B. t. 2450. 



Hab. On rotten wood in damp shady places, rare. On the stump of 

 a tree near the pond, Dalbeth, Hopk. 



Mr. Hopkirk has preserved specimens of this plant in ;;pirits of wine 

 for four years, without the lea^t change in its appearance. 



4. Tr. Sahince^ sessile prominent oblong tooth-shaped tawny 

 somewhat powdery. S7n. in E. B. t. 710. 



Hab. On living plants of the Jun'tperm Sabina and cammunis. May. 

 Hopk. 



From Mr. Hopkirk's remarks that " on examining this pknt with a 

 good microscope, it seemed to consist of a mass of fibres running 

 irregularly across each other, interspersed with many opaque glo- 

 bular bodies, probably the seed," I suspect it will prove to belong 

 to a rather higher order of vegetables, and to be of the genus Nostoc. 



5. Tr. mesenterica, sessile clustered plaited lobed waved orange- 

 coloured. Sm. in E. B. t. 709. 



Hab. On dead wood occasionally. Hopk. 



6. Tr.ferruginea, sessile clustered lobed waved of a rusty brown 

 the surface finely pubescent. Sm. in E. B. t. 1452, 



Hab. On dead wood, rare. Found on the pales before the baths, 

 Helensbvrgh. October. Hopk. 



7. Tr. intumesceyis, sessile clustered twisted tumid brown shining 

 and gelatinous, when dry tliin and membranous. Sm. in E. 

 B. t. 1870. 



Hab. On the roots of beech trees at Carmyle, Hopk. 



8. Tr. Auricula, sessile leathery reddish brown rough beneath 

 rugged and plaited above resembling an ear. Sm. in E. B. 

 t. 2447. Peziza Auricula, With. p. 344. Lighlf. t. 1054. 



Hab. Upon the bark of old decayed trees, particularly upon the Elder, 

 Ligli'f. Rotten tree at Dalbeth, Glasgow, Hopk. 



Mr. Hopkirk's plant was of a dark red colour. 



9.Tr.? cruenta, minutely granulated diffuse indeterminate shining 

 dark purple. Sm. in E. B. t. I SCO. 



Hab. About tlie bottom of walls in damp situations in winter. North 

 side of St. George's Church, Glasgow, Hopk. 

 Sr. PEZIZA. 



/?ece/j/ocZe hemisphterical, concave, slightly tumid, bearing the 

 seed in the smooth disk, and dispersed in the form of an ex- 

 tremely fine dust. 

 A. TREMELLoiDE.fi. SulstancB more or less gelalinous. 



1. P. inquinans, gregarious large blackish and staining when 

 touched at length convex obconical rugose and brownish ex- 

 ternally. Pers. p. 631. P. polymorpha, Sou/, t, 428. 

 Light f. p. 631. 



Hab. Trunks of trees in November, Light/, 



