Hymenochate 



THELEPHORACE^E 



407 



LXXXIV. HYMENOCH^TE Lev. 



(From the bristly hymenium ; Gr. hnmcn, a membrane, 

 chaitc, a bristle.) 



Pilcus coriaceous, variable in form. Hymenium plane to papillose, 

 velvety, with minute, rigid, persistent, bright brown setse or modified 



Fig. 99. A, B, HyincnocJuete rubiginosa Lev., entire and in section, one-half natural 

 size, c, part of hymenium, showing cystidium, basidium and spores, X 500. 



cystidia, three or four times the length of the basidia; in 1830 the 

 setse at first very pale. Basidia tetrasporous. Spores white or olive. 



(F J g- 99-) 



Allied to Pcniophora. Species 1819 1831 



a. Apodcs. No stem. Spores white, cystidia acuminate, plane. 



1819, 1820 



b. Res-upinattz. With a resupinate habit, except 1827. 



Spores white, cystidia acuminate, plane or rough. 1821 1824 

 Spores olive. 1825 1827 



Cystidia subclavate, sometimes rough. 1828 1831 



a. Apodcs. 



1819. H. rubiginosa Lev. (from the iron-rust colour of the hymenium ; 



rubigo, rust) a b c. 

 P. effused, reflexed, somewhat imbricate, zoned, velvety, deep 



orange-sienna ; marg. orange. Hym. papillose, ferruginous or 



umber, sometimes deep claret-brown. 

 Hard wood, twigs, oak, alder, sometimes spreading to moss. Jan.-Dec. 6 in. 



1820. H. Avellana Lev. ex Cooke (from the habitat, hazel, Coryhis 



Arellano) a c. 



P. effused, reflexed, zoned, villous, bay-brown ; marg. obtuse, 

 free, narrowly reflexed. Hym. papillose, pale ferruginous or 

 pale brown, here and there bleeding, sometimes minutely 

 cracked all over. 



Hazel, beech, fir, etc. 



-i n. 



