DERMATEA. 339 
Genus II—DeErmatza. Fries. 
Excipulum somewhat corky, at first entirely closed, 
then from urceolate becoming expanded, often erumpent, 
scattered or cespitose, with the stems united into a 
eras stratum; sporidia large; epiphytal. (Plate X. 
g. 65 
Pycnidia and Spermogonia are found in some species. 
Name—8éépua, leather ; from the texture. 
ARRANGEMENT OF THE SPECIES. 
A. Sporidia elliptic, 1-septate oe .» species 1 
B. Sporidia oblongo-elliptic 
(a) Sporidia simple ies . » «2,38 
(b) Sporidia becoming pseudo- septate » 49 
Key To THE SPECIES. 
Hymenium at first orange-red, then pale tan-colour : 
on pine-leaves aa a s -. nectrioides. 
Hymenium livid: on dead wood .. .. livida. 
Hymenium cinnamon-yellow: on dead wood +. einnamomea. 
Hymenium orange-yellow: on beech ai .. Fagt. 
Hymenium dirty-yellow, Peon Bene on 
Portugal laurel a .. Houghtonii. 
Hymenium reddish-brown: on Ulex sa «» Ulicis, 
Hymenium rhubarb-colour: on wild rose .. .. rhabarbarina. 
Hymenium pale flesh-colour: on oak os ». adryina. 
Hymenium reddish clay-volour: on cherry e. Cerasi. 
A, SPORIDIA ELLIPTIC, 1-SEPTATE. 
1. Dermatea Ulicis. Cooke. 
Ceespitose or scattered, substipitate; cups at first 
turbinate, then open; externally reddish-brown, fur- 
furaceous; hymenium darker, concave ; asci cylindracec- 
clavate; sporidia 8, elliptic, uniseptate, brown, 12 x 5p; 
paraphyses subclavate at the tips, and brownish. 
Dermatea Ulicis—Cooke in “ Grevillea,” iii. p. 186. 
On dead twigs of Ulex. 
Cups 4 to 1 line broad; the colour of ground coffee. 
Name—Ulex, the genus to which gorse belongs; 
found on gorse. 
Shere, Surrey (Dr. M. C. Cooke). 
