Assam and W Yunnan southwards to Burma and Thailand: present W Malesia: present
Assam and W Yunnan southwards to Burma and Thailand; W Malesia.
The type of T. decurrentialata is an unusually large specimen but not much larger than some from Assam and does not differ appreciably in other ways.
Tectaria vasta in Philipp. J. Sci. 2: Bot. 411. 1907
- ≡Aspidium vastum, Enum. PL Javae: 142. 1828
- Type: Blume s.n.
- Type: Blume s.n. (L).
- =Aspidium alatum, Icon. Filic.: t. 184. 1831
- ≡Sagenia alata, Ferns Brit. India: pl. 169. 1866
- Unknown type category: Sylhet, Wallich 378.