310 
' Hexagonia subvelutina, Wakef. 
~ Pileus dimidiatus vel pseudo-stipitatus, lobatus, rigidus, con- 
centrice zonatus, radiatim adpresse strigosus, igang gee 
lignicolor, 5- em. diametro, a z3) 
erassus. J'ubuli ad 3 mm. longi, intus glaucescentes. Pon 
angulati, 2-3 mm. diametro. Sporae non visae. 
Tropica Arrica. East Africa Protectorate; on wood, W. J. 
Dowson 530 (1916). 
The specific name is chosen to indicate its close relationship 
to H. velutina. It is distiguished from — species by the muc 
arger pores, thicker substance, and strigose pileus. 
rigida, Berk. it differs in the velvety ee towards the base 
of the pileus. 
Helicobasidium longisporum, Wakef. 
rophorum effusum, pulverulentum, purpureum. Basidia 
Spo 
uncinata, 4-6-septata, 1- ‘4-sterigmatica, 5-7 p diametro, demum 
a Basidia. b.” Spores. x 850. 
purpurea. Sterigmata 10-25 x 2-3 yp. Hyphae basales pur- 
ok 5-5°5 ms crassae, septatae, non nodosae, laxe intertextae. 
cat Arrica. Uganda; r . 
s aie fe (1913). ga on roots of Theobroma Cacao 
This is distinguished from all other ener species of Helico- 
basidium by the long, coloured spor The colour of the 
hymenium is between “livid purple” ere ‘naphthalene violet ”’ 
Ridgway’s colour standards. 
The affected roots show internal mycelium, especially —e 
the medullary rays. Mr. Small states that he is inclined to 
regard the fungus as a parasite. 
