1284 CONTEIBUTTONS FROM THE ITATIONAL HERBAEIUM. 



1. Swartzia guttata (Don) Standi. 



Solandra guttata Don in Edwards, Bot. Reg. pi. 1551. 1832. 



Durango and Zacatecas, and perhaps elsewhere. 



Plants subscandent, 7 meters long or more, the stems 5 to 7 cm. in diameter ; 

 leaves petiolate, lance-elliptic to broadly elliptic, 7 to 15 cm. long, abruptly 

 short-acuminate, glabrate above, loosely tomentose beneath or finally glabrate ; 

 calyx 6 to 7 cm. long ; corolla about 20 cm. long, cream-colored, changing in 

 age to snuff-colored and orange, with bands of purple inside. " Floripondio 

 del monte " (Durango). 



The flowers are fragrant. 



2, Swartzia nitida (Zucc.) Standi. 



Solandra nitida Zucc. in Roem. Coll. Bot. 128. 1809. 



Datura maxima Sess6 & Moc. PI. Nov. Hisp. 25. 1887. 



Solandra selerae Dammer ; Loesener, Bull. Herb. Boiss. 3: 617. 1895. 



Solandra harticegii N. E. Brown, Kew Bull. Misc. Inf. 1911: 345. 1911. 



Veracruz, Puebla, and Oaxaca. 



Scandent or erect shrub, glabrous ; leaves long-petiolate, oblong to broadly 

 elliptic, 7 to 18 cm. long, obtuse or abruptly short-acuminate, lustrous ; calyx 

 5 to 7 cm. long, the lobes acuminate; corolla 18 to 25 cm. long, yellow, the 

 limb 20 cm. broad or less. " Tecomaxochitl " (Nahuatl) ; " copa de oro " ; 

 "bolsa de Judas"; "gorro de Napoleon"; " tetona " (Veracruz). 



A showy plant, often cultivated for ornament. The water contained in the 

 calyx before the flowers open is said to be applied to the eyes to relieve in- 

 flammation. 



This species has been reported from Mexico as Solandra grandiflora Swartz, 

 a West Indian plant. Solandra macrantha Dunal, described from Cuba, is 

 probably a synonym of S. nitida. 



5. DATURA L. Sp. PI. 179. 1753. 



Reference : Safford, Synopsis of the genus Datura, Journ. Washington Acad. 

 Sci. 11: 173-189. 1921. 



Shrubs or small trees, often herbs ; leaves petiolate, entire, dentate, or lobate ; 

 flowers large, solitary; calyx elongate-tubular, persistent or deciduous; corolla 

 funnelform, the limb 5-lobate; fruit capsular or baccate. 



Several herbaceous species occur in Mexico. 



Calyx spathaceous, the limb split along one side but otherwise entire. 



1. D. Candida. 

 Calyx limb 5-lobate. 



Calyx longer than the narrow tubular portion of the corolla 2. D. arborea. 



Calyx shorter than the narrow tubular portion of the corolla. 



3. D. suaveolens. 



1. Datura Candida (Pers.) Pasquale, Cat. Ort. Bot. Nap. 36. 1867. 



Brugmansia Candida Pers. Syn. PI. 1: 216. 1805. 



Sinaloa to Veracruz and Oaxaca. Central America. 



Shrub, 2.5 to 4.5 meters high ; leaves long-petiolate, broadly ovate to oblong- 

 ovate, 40 cm. long or less, acuminate, entire or repand, villosulous or glabrate ; 

 flowers sweet-scented; corolla white, about 25 cm. long, the lobes caudate- 

 acuminate. "Floripondio" (Quergtaro, Jalisco, San Luis PotosI, Oaxaca, El 

 Salvador, Nicaragua); " floripundio," " tr6mbita " (MichoacSn, Ledn) ; "cam- 

 panula blanca " (Colima); " almizclillo " (Ramirez) " campana " (Guate- 

 mala) ; " reina de la noche " (Costa Rica) ; " florifundia," " floricundia " (El 

 Salvador). 



