[Vor. 11, 1924] 
42 ANNALS OF THE MISSOURI BOTANICAL GARDEN 
EXPLANATION OF PLATE 
PLATE 2 
Fig. 1. Polystictus nothopus from specimens collected by C. Hartley, X 2. Three 
fructifications showing upper surface, а; b, another fructification showing under 
side and pores; c, a fructification divided longitudinally to show the interior and 
depth of the tubes. 
Fig. 2. Hydnum obrutans. Portion of the type specimen showing the teeth, 
X 2, a; diagram of part of vertical longitudinal section, X 10, showing free portions 
of us teeth е on stratified buried teeth, b; three spores, s, X 750. ; 
Fig. 3. Stereum obscurans. Two pilei of type specimen showing upper surface, 
Fig. 4. Protomerulius javensis. Part of type specimen showing hymenial folds 
and pits, X 2, a; vertical section of fructification showing hymenial folds or dissepi- 
ments, d, and pits or pores, p, X 90. The basidia are the 2-11 small, dark, clavate 
organs near the bottom of each pit. Two basidia, X 750, b; two spores, X 750, з. 
