88 NORTH AMERICAN FAUNA. 



to 8 mm. in diameter, one-half or more exserted from the persistent 

 coriaceous subcrenately lobed, cup-shaped calyx. Collected by E. W. 

 Nelson on Maria Madre Island of the Tres Marias group of islands, 

 3-25 May, 1897, No. 4245 (in flower) and No. 4254 (in fruit)." 

 Hyptis albida H. B. K. 



Several times reported from Mexico. May 3 to 25, 1897 (No. 4223). 

 Salvia aliena Greene. 



A Mexican species. May 3 to 25, 1897 (No. 4247). 

 Stachys coccinea Jacq. 



Common in Mexico and Central America, extending into Texas and 

 Arizona. May 3 to 25, 1897 (No. 4265). 

 Iresine interrupta Benth. 



Reported from western and central Mexico. May 3 to 25, 1897 (No. 

 4234). 



Phytolacca octandra L. 



May 3 to 25, 1897 (No. 4293). 

 Stegnosperma halimifolia Benth. 



Common along the west coast of Mexico. May 3 to 25, 1897 (No. 4184). 

 Batis maritima L. 



Extending from Florida and California to Brazil and the West Indies 

 and also reported from the Sandwich Islands. Magdalena Island, May 

 26 to 28, 1897 (No. 4327). 



Coccoloba leptostachya Benth. 



This species has not been heretofore found in Mexico, but has been 

 reported from Central America and South America. Maria Magdalena 

 Island, May 26 to 28, 1897 (No. 4315). 

 Antigonon leptopus Hook. & Am. 



A very common vine on the west coast of Mexico. May 3 to 25, 1897 

 (No. 4204). 



Aristolochia par din a Dnch. 



A little-known plant collected at Colima many years ago by Ghies- 

 brecht, and recently at the same place by Dr. Edward Palmer. May 

 3 to 25, 1897 (No. 4304). 



Piper aduncum L. 



Reported from Mexico, Central and South America, and the West 

 Indies. May 3 to 25, 1897 (No. 4283). 

 Euphorbia sp. 



May 3 to 25, 1897 (No. 4268). 



Euphorbia subcaerulea tresmariae Millspangli, var.nov. 



"In the characters present in the specimens collected, this agrees well 

 with E. subcaerulea .Rob. and Greenm.(Pringle No. (5265, Oaxaca), except 

 in the hairy involucre more regularly toothed involucral lobes, and in 



