STANDLEY TKEES AND SHRUBS OF MEXICO 1363 



11. Bouvardia macilenta Blake, Contr. Gray Herb. n. ser. 53: 65. 1918. 

 Type from Cerro El Zopilote, MiahuatMn, Oaxaca, altitude 2,100 meters. 

 Leaves subsessile, lanceolate or ovate-lanceolate, 8 to 11 mm. long, glabrous 



beneath except at base of costa; corolla red, 2 cm. long, glabrous throughout. 



12. Bouvardia versicolor Ker in Lindl. Bot. Reg. 3: pi. 24-5. 1817. 

 Bouvardia bicolor Kunze, Linnaea 20: 24. 1847. 



Guanajuato and Michoacdn to Oaxaca; described from cultivated plants. 



Shrub, 1 to 2.5 meters high; leaves short-petiolate, mostly ovate, 2 to 8 cm 

 long, acute or acuminate, obtuse or rounded at base, scaberulous or hirsutulous ; 

 corolla red or yellow, glabrous outside, the tube 22 to 34 mm. long. 



13. Bouvardia conzattii Greenm. Proc. Amer. Acad. 39: 92. 1903. 

 Michoacdn to Oaxaca; type from Oaxaca. 



Shrub; leaves subsessile, ovate or ovate-lanceolate, 1.5 to 4 cm. long, acute or 

 attenuate, puberulent beneath along the nerves; corolla red or yellowish red, 

 glabrous outside. 



14. Bouvardia chrysantha Mart. Del. Sem. Hort. Monac. 4. 1848. 

 ? Bouvardia quinque flora Dehnh.; Schlecht. Linnaea 26: 92. 1853. 

 Bouvardia myrtifolia Schlecht. Linnaea 26: 121. 1853. 



Jalisco and Colima to Morelos; type from Santiaguillo, Mexico. 



Shrub, 1 meter high or less; leaves sessile or subsessile, lance-oblong to broadly 

 ovate, 1 to 4 cm. long, acute or obtuse, glabrous or sparsely villosulous beneath; 

 corolla yellow, glabrous outside, the tube 2.5 cm. long. 



15. Bouvardia laevis Mart. & Gal. Bull. Acad. Brux. lli: 236. 1844. 

 Bouvardia flava Decaisne, Fl. Serr. Jard. 1: 215. 1845. 

 Bouvardia mollis Linden; Schlecht. Linnaea 26: 55. 1853. 



Mountains of Hidalgo and Veracruz; type collected near Zacuapan, Veracruz, 

 altitude, 900 meters. 



Shrub, about 1 meter high; leaves short-petiolate, ovate or lance-ovate, 4 to 

 10.5 cm. long, acute or long-acuminate, glabrous or nearly so; corolla red or 

 yellow, glabrous outside, the tube 25 to 32 mm. long. 



16. Bouvardia villosa Standi. N. Amer. Fl. 32: 107. 1921. 

 Type from Alturas de Matatldn, Oaxaca, altitude 1,800 meters. 



Shrub; leaves short-petiolate, oval to elliptic-oblong, 2 to 2.5 cm. long, obtuse 

 or short-acuminate, whitish-villous beneath; corolla tube 17 to 20 mm. long. 



17. Bouvardia macrantha Standi. N. Amer. Fl. 32: 107. 1921. 



Jalisco to Puebla and Oaxaca; type from Tlacuilotepec, Puebla, altitude 2,100 

 meters. 



Erect shrub; leaves short-petiolate, ovate or broadly ovate, 1 to 3 cm. long^ 

 obtuse to acuminate, rounded to acutish at base, sparsely scaberulous or villo- 

 sulous beneath. 



18. Bouvardia heterophylla Standi. N. Amer. Fl. 32: 107. 1921. 

 Jalisco. Guatemala; type from Santa Rosa. 



Shrub; leaves short-petiolate, 2 to 4 cm. long, acuminate, obtuse to truncate 

 at base, glabrous above, glabrous beneath, or sparsely puberulent along the 

 nerves. 



19. Bouvardia multiflora (Cav.) Schult. in Roem. & Schult. Syst. Veg. 3: 118. 

 1818. 



Aeginetia multiflora Cav. Anal. Hist. Nat. (Madrid) 3: 130. 1801. 



Bouvardia triflora H. B. K. Nov. Gen. & Sp. 3: 386. 1818. 



Bouvardia cavanillesii DC. Prodr. 4: 366. 1830. 



Anotis longiflora Benth. PI. Hartw. 23. 1839. 



? Bouvardia schiedeana Schlecht. Linnaea 26: 123. 1853. 



