THE THELEPHORACEAE OF NORTH AMERICA. XIII 1 



Cladoderris, Hypolyssus, Cymatella, Skepperia, Cytidia, 



Solenia, Matruchotia, Microstroma, Protocoro- 



nospora, and asterostroma 



EDWARD ANGUS BURT 



Mycologist and Librarian to the Missouri Botanical Garden 



Professor in the Henry Shaw School of Botany of 



Washington University 



CLADODERRIS 



Cladoderris Persoon in Gaudichaud, Voy. Urania Bot. 176. pi. 

 l,f.4. 1826 ; Berkeley, Hooker's London Jour. Bot. 1 : 152. 1842 ; 

 Leveilte, Ann. Sci. Nat. Bot. III. 2: 213. 1844; Fries, Fungi 

 Natal. 20, in K. Sv. Vet. Akad. Handl. 1848; Sacc. Syll.' Fung. 6: 

 547. 1888; Engl. & Prantl, Nat. Pflanzenfam. (1 :1**) : 126. 1898; 

 Lloyd, Myc. Writ. 4: Syn. Cladoderris 2. 1913. Cymatoderma 

 Junghuhn, Fl. Crypt. Javae. 1838. Translation of description 

 of the new genera and species by Montagne, Ann. Sci. Nat. Bot. 

 II. 16: 320. 1841, Cymatoderma being designated as a synonym 

 of Cladoderris, Actinostroma Klotzsch, Nova Acta Acad. Leop.- 

 Carol. 19: 236. 1843. Beccariella Cesati, Atti Accad. Sci. Napoli 

 8 3 : 9. 1879. 



Fructification coriaceous, pileate, stipitate or sessile; hymenium 

 inferior, with radiating or branched folds, ribs, or veins, verrucose 

 also in some species; basidia simple; spores white, even. 



The type species is Cladoderris dendritica. 



Issued July 25, 1924. 



Ann. Mo. Bot. Gakd., Vol. 11, 1924 W 



