[ 50 ]. 
DIRECTIONS 
FOR 
PLACING THE PLATES 
OF 
THE TWENTIETH VOLUME. 
Tas. 1. Ovulum of Avicennia. . . - . - + + + + « e « « to face page 8 
2. Streptolirion volubile . 92 
3. Balanophora Burmannica 
4. Balanophora affinis 
5 Balanophora alveolata . . + + +) PE ee ea 
6. Balanophora picta ar 
7. Balanophora (Polyplethia) polyandra 
8 
Pheocordylis areolata - 
9. Species of Lentinus . . +. > . 114 
10. 
11. $ Cryptocoryne ciliata . . . 276 
12 
13. Gamoplexis orobanchoides . . - . 296 
14. Development of Meloé, &c. . . 958 
382 
15. Ophiomeris Macahensis,&. - « + >: * * * ee ee 
16. Jansonia formosa. - ++ *-**** Eco. 4. vc. 0 BO 
17. Structure of Ascidia of Dischidia Rafflesiana . c4 0 [4 o MM 
18. Impregnation of Dischidia Raffiesiana . 
