252 Annals of the Carnegie Museum. 



May 5. 1910, 0. E. Jennings; in open savanna near Nueva Gerona, 

 May 13, 1910, 0. E. Jennings, No. 240. General Distribution: Cuba, 

 the Isle of Pines, Santo Domingo, Porto Rico, Mexico, and naturalized 

 in Florida and Texas, 



As found in the Isle of Pines this plant is a shrub reaching a height 

 of at least ten feet, with white, sweet-scented flowers and black 

 shining berries. 



639. Nicotiana Tabacum Linnaeus. Tobacco. 

 Nicotiana Tabacum Linnaeus, Species Plantarum, 1753, p. 180. 



"Apparently indigenous in scrubland at Pedernales Point, Isle of 

 Pines (1435)" (Millspaugh). General Distribution: Native to tropi- 

 cal America and now cultivated and escaped widely through the 

 tropics. 



640. Schwenkla americana Linnaeus. 

 Schwenkia americana Linn^us, Genera Plantarum, Ed. VI, p. 567. 



Near Nueva Gerona, March 12, 1904, A. 11. Curtiss, No. 401. 

 General Distribution: Cuba (Grisebach), the Isle of Pines, Yucatan 

 (Millspaugh), Brazil. 



Family SCROPHULARIACE^. 



Key to the Species Enumerated. 

 Leaves one cm. or more long. 



Caljrx-tube longer than its lobes. 



Corolla salver-form; the capsule mostly included in the calyx. 



647. Buchnera elongata. 

 Corolla more or less campanulate; capsule not very much enclosed in the 



calyx 645. Agalinis albida. 



Calyx-tube very short or practically none. 



Pedicels straight, 3-6 mm. long; corolla about 3 mm. wide. 



644. Scoparia dulcis. 

 Pedicels often finally strongly recurved; corollas much larger. 



Stems somewhat pubescent below, essentially glabrous towards the 



summit 641. Angelonia cubensis. 



Stems viscid-pubescent 642. Angelonia salicarifolia. 



Leaves less than one cm. long. 



Corolla several times longer than the calyx; anther-bearing filaments 2. 



643. Ilysanlhes sp. 

 Corolla little longer than the calyx; anther-bearing filaments 4. 



646. Monniera Monniera. 

 Corolla-tube about twice the length of the calyx 649, Gerardia pinetorum. 



