ANT-SUPPORTING PLANTS. 
39 
EXPLANATION OF PLATE CXVill. 
Fig. 1. Section of tuber of Myrmecodia, from a specimen in the Ivew 
Museum, showing the galleries formed by the ants. 
Fig. 2, Small plant of Hydnophytum formicarum, from a specimen in the 
British Museum. 
Fig. 3. Thorn of Acacia sp., from a specimen lent by F. Smith, Esq. 
Fig. 4. Petiole of Tococa macrophysca, Spruce, from the British Museum 
Herbarium. 
Fig. 5. Petiole of Tococa yuianensis, Aubl., from the British Museum 
Herbarium. 
Fig. 6. Leaf-base of Tococa bullifera, Mart, and Schrenk, from the British 
Museum Herbarium. 
Fig. 7. Leaf-base of Tococa macrosperma, Mart., from Martins’ “ Nova 
Genera et Species Plantarum.” 
Fig. 8. Leaf-base of Maieta hypophysca, Mart, (back view), from Martins’ 
“Nova Genera et Species Plantarum.” 
Fig. 9. The same, opened, from Martius’ “Nova Genera et Species 
Plantarum.” 
