224 LIST 01 PLATES 



Pi \n S. 



V Young plant ol Helminthostachyi zeylunica (L.) Ilk. Reduced about one-half. 

 B. Full-grown plant of Helminthostaehys, reduced about two-thirds. Collected in thi Hanwella 

 Reserve I orest, Cej Ion. 



Pi ATE i). 



A. i, .small plant "I Dantea jenmam Underwood; i, rhizome "I tin same species; ,, apex i>l sterile 



leaf; 4, fertile leaf; s- sterile leaf of D. iamaicensis Underwood. 



B. 1, young plant ol Dantea clliptica Sin". (?); 2, sporophyll of I), jamaicensis; 3, 4, very young 



plants of /). jamaicensii (?). 



All specimens collected in Jamaica. 



I'm 1 10. 



Adult sporophyte i>i Dancea elliptica. [amaica. 



Plate 11. 



K aulfussia test ulifolia Bl. 



1. Young plant showing the rhizome. 



1. Sporophyll. Specimens collected neai Buitenzorg, [ava. 



Plate 1 1. 



A. Marattia alata Swz. 



1. Part of fertile leaf. 



2. A single fertile pinna. 



3. Fallen leaf-base with adventitious buds, k. 



B. Marattia alata. 



1. Leaf from young plant developed from an adventitious bud. 

 2, }. Young sporophytes arising from fertilization. 

 All specimens from Jamaica. 



Plate [3. 



Angioptens evecta (Forst.) Hoffni. 

 1-3. Specimens from Australia; 4, 5, specimens from Peradeniya, Ceylon. 



1. caudexofa small plant; 2, part of a sporophyll; 3, cross-section of the petioleofa full-grown 

 leaf; 4, young sporophyte arising from the prothallium; 5, single leaf from a similar sporo- 

 plivte. 



