33» 
KEYS TO THE FERNS OF BORNEO 
6. H. pectinata (Sm.) Desv, 
“ Borneo,” teste van Alderwerelt. 
New Guinea, Polynesia. 
7. H. puberula Copel. 
Sarawak (Mt. Penrissen). 
Endemic. 
8. H. repens (L.f.) Diels. 
Common. 
Malaya to the Seychelles and Japan. 
■9. H. alpina (Bl.) Moore. 
Sarawak, Dutch Borneo and British North Borneo. 
Malaya, Polynesia (?). 
10. H. PUSILLOIDES Copel. 
“Borneo,” (teste van Alderwerelt?). 
Mindanao. 
What van Alderwerelt ascribes to Borneo and 
Mindanao is H. pnsilla (Mett.) Carr., a fern of Western 
Polynesia. As H. pusilloides is a Mindanao fern which 
has been mistaken for H. pnsilla, it seems likely that the 
Borneo plant is the same. 
11. H. kinabaluensis Copel. 
Kinabalu. 
Local. 
12. H. parvula (Wall.) Mett. 
Sarawak (common.) 
Malaya. 
22. OLEANDRA Cavanilles. 
a. Stipe articulate above the middle. 
b. Rhizome creeping 
b*. Rhizome erect or sprawling. 
1. O tricholepis. 
c. Frond broadly oblanceolate, 
2. 0 . oblctnceolata. 
3. 0 . colubrina. 
coriaceous 
a . Frond narrower and thinner 
■a 1 . Stipe articulate below the middle. 
b. Frond narrow or coriaceous. 
a. Sori nearer to margin than to costa 
b 1. Frond broad and thin 
c. Sori nearer to costa than to margin 
4. O. neriiformis. 
5. 0 . c or i ace a. 
6. 0. musifolia. 
