392 FIELD MUSEUM OF NATURAL HISTORY BOTANY, VOL. II 



Kellerman 7617 (F. 224524, 224561); Zacapa, Gualan, Kellerman 

 5666 (F. 413498; U. S. 578730); Barranca de Incienso, Bernoulli 

 222 (F. 413497; hb. N. Y.; hb. Berlin). 



MEXICO, Oaxaca, Conzatti 834 (F. 413601; hb. Gray); Franco 

 (hb. Boissier); Purpus 6949 (F. not yet organized). Puebla, Mal- 

 trata, Kerber 244 (hb. Berlin). Hidalgo, Atotonilco el Grande, 

 Ehrenberg 810 (hb. Berlin). Vera Cruz, Mueller 241 pt. (F. 346505; 

 hb. N. Y.); Huasteca, 'Wartenberg, Tantoy, Ervendberg 251 (hb. 

 Gray). Morelos, Cuernavaca, Xochiceles, Cacec. et Ed. Seler 371 

 (hb. Berlin)'. Jalisco, Barranca de Oblatos,, Barnes 6* Land 204 

 (F. 247416, 356937); San Pedro, Mrs. Sheldon (F. 354642; hb. Gray); 

 Rio Blanco, Palmer 567 (F. 413501 ; U. S. 22605; hb- Gray). Guada- 

 lajara, La Barranca, Safford 1431 (F. 413502; U. S. 573426); Pringle 

 11847 (F. 413611; hb. Gray); Gregg 862 (F. 413608; hb. Gray). 

 Without locality, Orcutt 2894 (F. 279025); 4682 (F. 283459). 



EXTRA LI MIT A L 



Chamaesyce amoena (Klotzsch) comb. nov. 



Euphorbia amoena Klotzsch in Schomb. Faun, et Fl. Br. Guiana 

 1184. 1848. 



Anisophyllum.amoenum Kl. & Gke. Tricocc. 33. 1859. 



There is a part specimen of this British Guianian species in the 

 herbarium at Kew, labeled "Ehrenberg, Mexico," that is such a perfect 

 counterpart, in size, form, and color of drying, of a part specimen in the 

 same herbarium, and in herb. Berlin as well, labeled "Schomburgk, 

 Guian. Angl." that I am quite certain of error in the labeling of the 

 former; especially as there is no Ehrenberg sheet in herb. Berlin and 

 because the Kew specimen is labeled "Euphorbia graminea L." written 

 by the same hand as the "Ehrenberg, Mexico." No one would for 

 a moment consider the plant to be that species. A mixture doubt- 

 less occurred in the mounting of the Kew sheet. 



2. CHAMAESYCE/E NOVAE 



Chamaesyce camaguayensis sp. nov. 



Plants glabrous, densely tufted from a heavy, deep rootstalk; root 

 perennial; stems rosulate, 6-10 cm., slender, wiry, internodes long. 

 Inflorescence terminal, solitary in the upper axils. Leaves oval, 2.5- 



