Botany. 217 



U. flcariae, Schum. On Ranuculus ficaria, Avery Hill. 

 U. poae, Rabh. Fairly common. 

 U. polygon!, Pers. Common. 

 U. rumicis, Schum. Uncommon. 

 U. trifolii, Alb. and Schw. Keston. 



Group 2. Tremellineae. 



No recent records ; see general remarks under Fungi. 



Class III. HEMIBASIDIOMYCETES. 



(See remarks under UREDINEJE.) 



USTILAGO antherarum, Fr. (VIOLACEA). Common on anthers of 



Caryophs (Silenoideae), Avery Hill. 

 U. carbo, Tul. On the smaller grasses, Avery Hill. 

 UROCYSTIS violae, B. & Br. On pansies, Avery Hill. 



Section II. ASCOMYCETES. 



(See remarks under UREDINE^E.) 



Group 1. Discomycetes. 



MORGHELLA esculenta, Pers. Common ; Elmstead Lane Coppice ; 



orchard, Avery Hill (sporadically). 

 HELVELLA crispa, Fr. Crown Woods, Eltham ; Shooter's Hill, 



J.F.B. 



VERPA conica, Sw. Rare ; Keston Common. 

 MITRULA paludosa, Fr. Common on decaying wood ; Avery Hill, 



Keston bog. 



M. cucullata, Fr. On decaying pine leaves, Eltham. 

 PEZIZA acetabulum, L. On wet ground ; fields, Avery Hill. 

 P. aurantia, Oed. On decaying wood (doors of pig-styes, etc.), 



Eltham. 



P. cerea, Sow. On the ground, coppice, Elmstead Lane. 

 P. coccinia, Jacq. On hazel twigs. Crown Woods. 

 BULGARIA polymorpha, Wett. Very common on dead and fallen 



poplars, etc, Eltham, Catford. 

 RHYTISMA acerinum, Pers. On sycamores, Holwood Park; 



common, Bickley. 



