FERNS OF THE MALAY PENINSULA. 25 



DORYOPTERIS. 



D. ludens Wall. Selangor, Limestone rocks at the Caves 

 (Ridley 8135); Perak, Batu Kurau (Scortechini 507). 

 Distrib. Indo-Malaya. 



The Selangor form is a very curious one with thick 

 ovate cordate quite obtuse sterile fronds and all the 

 pinnules of the fertile ones narrow and entire. 



LlTOBROCHIA. 



L. incisa Thunb. Singapore, Tanglin, Holland Road ; Johor, 

 Tanjong Kupang (Ridley) ; Perak (Scortechini 471), 

 Larut (King's Coll. 2363, Scortechini 102, 419), Max- 

 well's Hill abundant. 



var. integrifolia. Grows with the ordinary form on 

 Maxwell's Hill. Distrib. all tropics. 



L. marginata Bory. Malacca (fide Beddome) ; Selangor, 

 Batu Caves, Kwala Lumpur (Ridley 8146), Bukit Kutu 

 (Ridley 7836). Distrib. Africa, Asia, Australia, 

 Polynesia. 



Ceratopteris. 



C. thalictroides L. In ditches. This plant has a habit of 

 disappearing altogether at certain times of the year and 

 reappearing in abundance. Singapore, Gardens, Ang 

 Mo Kio, Seletar, Changi (Ridley 4227) ; Pahang, Pekan 

 (Ridley 1509) ; Malacca (Hervey) ; Selangor, Bukit Bin- 

 tang (Goodenough) ; Penang, Tanjong Bunga (Curtis) ; 

 Kelantan, Kamposa (Ridley); Lankawi isles (Curtis). 

 Distrib. whole world tropics. 



LOMARIA. 



L. procera var vestita. Perak, Gunong Batu Putih (3-4000 

 feet) (King's Coll. 8065). 



R. A. Soc, No. 50, 1908. 



