STANDLEY TKEES AND SHEUBS OF MEXICO. 1021 



Plants usually suffrutescent at base; leaves subsessile, lanceolate or oblong- 

 ovate, 2 to 5 cm. long, acute; calyx green or purplish, hirtellous or scabrous. 



24. Parsonsia aequipetala (Cav.) Standi. 



Cuphea aequipetala Cav. Icon. Pi. 4: 57. pi. 382, f. 2. 1797. 



Cuphea bracteata Lag. Nov. Gen. & Sp. 16. 1814. 



Cuphea scabrida H. B. K. Nov. Gen. & Sp. 6: 203. 1823. 



Cuphea apanxaloa DC. Prodr. 3: 88. 1828. 



Cuphea floribunda Lehm. Linnaea 6: Lit. 11. 1831. 



Cuphea violacea Kegel, Flora 33: 354. 1850. 



Cuphea ocymoides Decaisne, Journ. d'Hort. 3: pi. 3. 1859. 



Coahuila to MichoacS,n, Chiapas, and Veracruz. Guatemala. 



Plants a meter high or less, herbaceous or suffrutescent; petioles 5 mm. 

 long or less ; leaves lanceolate or ovate, 2 to 5 cm. long, acute, acute to rounded 

 at base, glabrous or hispidulous beneath ; inflorescence leafy, the pedicels 1 to 

 5 mm. long ; calyx 13 to 23 mm. long, purplish ; petals violet or purple. "Apan- 

 choloa " (Veracruz). 



25. Parsonsia bustamanta (Llave & Lex.) Standi. 



Cuphea bustamanta Llave & Lex. Nov. Veg. Descr. 1: 21. 1824. 



Cuphea platycentra Benth. PI. Hartw. 7. 1839. 



MichoacSn to Mexico, Morelos, and Oaxaca ; type from Morelia, Michoacan. 



Stems herbaceous or suffrutescent, strigose-puberulent ; petioles 4 to 10 mm. 

 long ; leaves ovate or rounded-ovate, 2 to 5 cm. long, scaberulous or hispidulous ; 

 calyx 22 to 25 mm. long, red, puberulent or hispidulous ; petals yellow, or the 

 dorsal ones purple. 



26. Parsonsia appendiculata (Benth.) Standi. 

 Cuphea appendiculata Benth. PI. Hartw. 61. 1840. 

 Oaxaca and Chiapas; type from Juquila, Oaxaca. 



Shrub, 2 meters high or less, the branches hispidulous; leaves lance-elliptic, 

 5 to 12 cm. long, acuminate, attenuate at base to a short petiole, hispidulous 

 beneath along the nerves; calyx 25 to 33 mm. long, green, strigillose ; petals 

 red-purple, 5 to 9 mm. long. 



27. Parsonsia roseana (Koehne) Standi. 



Cuphea trichopetala Rose, Contr. U. S. Nat. Herb. 9: 261. 1900. Not C. tri- 

 chopetala Rusby & Koehne, 1896. 



Cuphea roseana Koehne, Bot. Jahrb. Engler 29: 261. 1900. 



Known only from the type locality, near Colomas, Sinaloa. 



Stems suffrutescent at base, puberulent or glabrous; leaves sessile, ol)long- 

 obovate, 5 to 14 cm. long, acute or acuminate, narrowed to the clasping base, 

 densely scaberulous beneath; calyx 16 to 23 mm. long, green, setose-hirsute; 

 dorsal petals dark purple-red, 7 ram. long, the ventral petals filiform, spirally 

 contorted above. 



28. Parsonsia megalophylla (Blake) Standi. 



Cuphea megalophylla Blake, Contr. Gray Herb. n. ser. 53: 63. 1918. 



Known only from the type locality, Cafetal Concordia, Pochutla, Oaxaca, 

 altitude 500 meters. 



Stems densely hispidulous and setose-pilose; leaves oval, 10 to 14 cm. long, 

 acuminate, cuneate-acuminate at base, minutely tuberculate-hispidulous be- 

 neath ; calyx 27 mm. long, greenish, setose-pilose with purple hairs. 



