PLANTS OF COZUMEL ISLAND. 97 



PAPAVERACE^E. 

 [i. p. 27.] Argemone mexicana, Linn. w. 



CRUCIFERiE. 

 [i. p. 40.] Cakile maritima, Scop., forma, w. 



GUTTIFERiE. 

 [i. p. 89.] Mammea americana, Linn. w. 



Rare. 



MALVACEAE. 

 [i. p. 103.] Sida carpinifolia, Linn. w. 



STERCULIACE.E. 

 [i. p. 131.] Melochia pyramidata, Linn. w. 

 [i. p. 132.] Melochia tomentosa, Linn., var. ? w. 

 This may be a distinct species ; it is the same as Berlandier's 3032 from the Texano- 

 Mexican region, and there is also a specimen in the Kew Herbarium, collected by- 

 Coulter, from Sonora Alta. 



[i. p. 133.] Ghiazuma tomentosa, H. B. K. W. 



MALPIGHIACEtE. 



[i. p. 146.] ByTSOnima Crassifolia, H. B. K., var. (B. cummgiana, A. Juss.). W. 

 Not common. 



[i. p. 154.] Hirsea barclayana, Benth. % 



ZYGOPHYLLACE.E. 

 [i. p. 158.] Tribulus maximus, Linn. w. 



RUTACE.E. 



Murraya exotica, Linn. W. Introduced from the Old World. 



[i. p. 169.] Zanthoxylon pterota, Linn. w. 



Not common. 

 biol. CEOTR.-AMER., Bot. Vol. IV., March 1887. 



