258 Annals of the Carnegie Museum. 



Family LENTIBULARIACE^. 



Key to the Species Enumerated. 



Terrestrial herbs with erect filiform leaves 658. Pinguicula filifolia. 



More or less completely aquatic herbs with finely-dissected leaves bearing bladders. 



Flowers one cm. or more across 659. Ulricularia spirandra. 



Flowers about 5 mm. in diameter 660. Ulricularia obtusa. 



658. Pinguicula filifolia Wright. 



Pinguicula filifolia Wright, in Grisebach, Catalogus Plantarum Cubensium, 1866, 

 p. 162. 



Near Nueva Gerona, December 19, 1903, A. H. Curtiss, No. 243; 

 in large patches on acid soil (white sand and gravel) in pine-barrens 

 one mile north of Los Indios.. May 18, 1910. Flowers blue, 0. E. 

 Jennings, No. 386; near Los Indios, November 4, 1912, G. A. Link. 

 General Distribution: Western Cuba and the Isle of Pines. 



The specimens from the Isle of Pines indicate that the species has a 



flowering period of considerable duration, 7. e., from November to 



May. 



659. Utricularia spirandra Wright. 



Ulricularia spirandra Wright, in Grisebach, Catalogus Plantarum Cubensium, 

 1866, p. 161. 



In the Majagua River at Los Indios, May 19, 1910, 0. E. Jennings, 

 No. 3q6. General Distribution: Cuba and the Isle of Pines. 



660. Utricularia obtusa Swartz, 



Ulricularia oblusa Swartz, Prodromus Descriptionum Vegetabilium Indise Occi- 

 dentalis, 1788, p. 14. 



At edge of shallow pond about two miles east of Nueva Gerona, 

 May 6, 1910, 0. E. Jennings, No. 6y. General Distribution: Cuba 

 and through the West Indies to Trinidad and continental tropical 

 America. 



Family ACANTHACE^. 



Key to the Species Enumerated. 



Rosette-plants; the bracts of the inflorescence not imbricate, flowers white, less 



than I cm. in diameter 662. Slenandrium droseroides. 



Branched annuals, not in rosettes. 



Bracts large and imbricated; leaves ovate 661. Blechum Brownei. 



Bracts subulate, not imbricated. 



Calyx glandular-pubescent, 5-7 mm. long 664. Jtisticia Rugeliana. 



Calyx not glandular, 1.5 mm. long 663. Justicia diversifolia. 



Outer bracts spatulate or linear-spatulate, not conspicuously imbricate. 



665. Diapedium assurgens. 



