KEYS TO THE FERNS OF BORNEO 
315 
e. Fronds firm in texture. 
/. Ultimate segments tooth-like 
/i. Ultimate segments setiform 
32. T. cupressoides. 
33. T. setaceum. 
<?i. Fronds herbaceous. 
/. Frond ample, segments linear 
/i. Frond not over 5 cm. wide, seg- 
34. T. apiipolium. 
ments setiform 
35. T. Merrillii. 
19. T. serrulatum Baker. 
“ On Lobong Peak.” 
Local. 
20. T. vestitum Baker. 
Sarawak (Gunong Gading, Lundu). 
Local. 
21. T. Hosei Baker. 
Sarawak (Mt. Matang). 
Local. 
22. T. microchilum Baker. 
Kinabalu, alt. 7,000 ft. 
Local. 
23. T. pyxidiferum L. 
Sarawak, North Borneo. 
Pantropical. 
Hose remarks that this name is given at Kew to 
three apparently distinct Bornean ferns. This and the 
four preceding species have the habit of Didymoglossum , 
from which they are distinguished only by the absence of 
false veins. 
24. T. AURICULATUM Bl. 
Kinabalu. 
Malaya to India, China and Japan. 
In form, but not in texture, the fronds resemble 
those of Cephalomanes. 
25. T. MAXIMUM Bl. 
Common. 
Malaya to Polynesia and Queensland (?). 
