252 Annals of the Carnegie Museum. 



May 5. 1 910, 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 Linn^us, 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. Schwenkia americana Linnaeus. 

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



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

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

 (Millspaugh), Brazil. 



Family SCROPHULARIACE.E. 



Key to the Species Enumerated. 



Leaves one cm. or more long. 



Calyx-tube longer than its lobes. 



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



647. Buchnera elongate. 

 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. Ilysanthes 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 pinelorum. 



