102 PENNELL: PLANTS OF THE SOUTHERN UNITED STATES 
4. COMMELINA DIANTHIFOLIA Red. . 
Commelina dianthifolia Red. Lil. 7: 390. pl. 390. 1813. Illustra- 
tion and description undoubtedly of species here considered, 
although native country not stated. Name of species prob- 
ably proposed by Delile. 
Flowers late—July to September. 
Shady or open places, New Mexico and Arizona to Oaxaca. 
Northward at elevations of 6,000-9,500 feet. 
New Mexico. Bernalillo: sunny rocks, Sandia Mountains, 
> July 21, , C. C. Ellis 174 (Y.).. Dona Ana: Organ Moun- 
tains, 6,500 feet alt., > September 17, 1893, E. O. Wooton (Y.). — 
Grant: Fort Bayard Watershed, > September 10, 1905, J. C. 
Blumer 59 (Y.). Lincoln: White Mountains, 7,000 feet alt., 
> August 11, 1897, E. O. Wooton 311 (Y.). San Miguel: Pecos, 
7,000 feet alt., > August 21, 1908, P. C. Standley 5169 (Y.). 
Sierra: moist shady places, Lookout Mines, 8,500 feet, > August — 
12, 1904, O. B. Metcalfe 1212 (Y¥.). Socorro: rocky places, : 
Mogollon Mountains, > August, 1881, H. H. Rusby 415 (P., YJe 
Arizona. Cochise: rolling andesitic pine-land, recently lum- 
bered, Barfoot Park, Chiricahua Mountains, 8,000-8,250 feet alt., 
> September 5, 1906, J. C. Blumer 1354 (Y.). Yavapai: Pres- 
cott, > August 15, 1896, O. Kuntze cy). 
Also seen from Chihuahua, Durango, Federal District (of — 
Mexico), and Oaxaca. 7 
5. COMMELINA VIRGINICA L. 
Commelina virginica L. Sp. Pl. ed. 2, 61. 1762. ‘Habitat in 
Virginia.” Description unmistakably of species here consid- 
ered, although this name has been usually applied to a state 
of C. erecta L. 
Commelina longifolia Michx. Fl. Bor. Am. 1: 23. 1803. “Hab. 
in umbrosis sylvarum Virginiae et Carolinae.” Not C. longi- 
folia Lam. Tabl. Encyc. 1: 129. 1791. Description unmis- 
takably of species here considered. 
Commelina hirtella Vahl, Enum. Pl. 2: 166. 1806. New name 
for C. longifolia Michx. 
Ananthopus clandestinus Raf. Fl. Ludov. 21. 181 7, “Grows in 
shady and Swampy soils.”” Louisiana, C. C. Robin. Type of 
