[Vor. 11, 1924] 
410 ANNALS OF THE MISSOURI BOTANICAL GARDEN 
EXPLANATION OF PLATE 
PLATE 11 
Fig. 1. Leucogaster rubescens Zeller & Dodge. 
a. Section of peridium and septa showing роодон d. of the perid- 
ium, sections of fibrils on the surface, and the 4-spored basidia. Young 
material, X 150. 
b. Young and mature basidium and spores, X 500. 
. Basidiospore prs the echino-reticulate character of the surface with 
ни sheath, X 750 
Fig. 2. Leucogaster araneosus Zeller & Dodge 
а. Section of fibrous peridium and niaan of septa showing the 4-spored 
basidia. Young material, X 150. 
` Basidia, x 500. 
ing the alveolat ulate character of the surface, with 
bkat spines projecting from the d of the alveoli and gelatinous sheath, 
X 1000. 
Fig. 3. Leucogaster luteomaculatus Zeller & Dodge. 
a. Section showing the duplex character of the peridium (the outer partly 
sloughed edi , the scissile septum and basidia, X 150. 
` Бараа 00. 
g tl haraeter of the surface with gelatinous 
basi: x 1000. 
Fig. 4. Leucogaster fulvimaculosus Zeller & Dodge 
а. Section showing the thick peridium, with portion of fibril on surface, 
septa, definite layer of basidial stalks embedded in а к layer within the 
cavities and the basidiospores lining the 2,2: x 150 
b. Basidia showing the typical 3-spored tips 00. 
c. Basidiospore showing the simple reticulite aine with gelatinous sheath, 
750. 
Fig. 5. Basidiospore of Leucogaster odoratus (Harkn.) Zeller & Dodge, X 750. 
Кір. 6. Basidiospore of Leucogaster foveolatus (Harkn.) Zeller & Ба x 750. 
Fig. 7. Basidiospores of Leucogaster citrinus (Harkn.) Zeller & 
a. Mature spore, X 750. 
b. Young spore, x 750. 
Fig. 8. Basidiospore of Leucogaster anomalus (Peck) Zeller & Dodge, showing 
the pitted surface, х 750. 
Fig. 9. Basidiospore of Leucogaster badius Matt. showing the pitted кеме 
X 750. ҒО 
Fig. 10. Basidiospore of Leucogaster floccosus Hesse, showing the echinula 
reticulate character of the exospore and thick gelatinous sheath, x 750. idial 
Fig. 10a. Тһе conidia from young cavities of Leucogaster arte This con? 
stage cannot be distinguished from Leucophlebs Harkness, X 
Fig. 11. Basidiospore of Leucogaster Tozziana (Cav. & тех ) „у Matt, x 750. mark- 
_ Fig. 12. Conidium of Leucophlebs magnata Harkn. showing the peculiar m 
Fig.12a. Shows the conidia and conidiophores of L. magnata, Х 
Fig. 13. Conidia and conidiophores of Leucophlebs candida Harkn., DX 500. 
