ELVELLACEl. 375 



1. inquinans, Fr. (Plate 23, fig. 7.) On oak-trunks, etc. 



2. sarcoides, Fr. (Plate 18, fig. 0.) On old stumps. 



2G1. AGYRIUM, Fr. 

 Receptacle compact, homogeneous, waxy, gelatinous when 

 moist, iimate, sessile, sphaerical, even, smooth, and fructifying 

 all round. Asci fixed. 

 1. rufiun, P.; Grev. t. 232. On old, dry fir-wood, 



262. STICTIS, P. 



Receptacle obsolete. Hymenium even, determinate, orbi- 

 cular and elliptic, immersed in the matrix, at first veiled. 



Subgenus 1. Eustictis. — Often margined, suborbieular. Hymenium 

 persistent. 



1. radiata, P.; Grev. t. 227. On wood, twigs, etc. 



2. pallida, P. On wood. 



3. microstoma, Carm. On wood, 



4. nivea, P, («o. 167). On fir-leaves, 



5. lichenicola, Mont. {iio. 163). On foliaceous Cenomyces. 



6. hysterioides, Desm. {no. 3 l-i). On C'arices. 



Subgenus 2. Xylographa. — Elliptic or elongated. Hymenium 

 deliquescent, 



7. parallela, Fr. On dead fir- wood, 



8. longa, Fr. On wood. 



Subgenus 3. Peopolis. — Waxy, firm, round or irregular. HynKMiiuin 

 even, at length dusty. 



9. versicolor, Fr. On pales, sticks, fir-cones, etc, 



10. phacidioides, Fr. (tio. 162). On Arbidus Uva-ursi. 



11. Waucliii, B. ; Grev. t. 20G, On willow-branches. 



