434 Trans. Acad. Sci. of St. Louis. 



Iva cheiranthifolia Kth. " Arteinisa de playa." 



Common, creeping and spreading infields and waste places. 

 Cieneguita, June 28, '95. (453.) 



Eclipta alba Hassk. 



Common in wet places, fertile soil along brooks. Ciene- 

 guita, Aug. 20, '95. (472.) 



ISOCARPHA ATRIPLICI FOLIA R. Br. 



In wet marshy places, not uncommon. Cieneguita S. W., 

 Jan. 2-6, '95. " (666.) 



Borrichia arborescens DC. " Verdola^a de la mar." 

 B. argentia DC. 



Common on sandy beach at Calicita, July 27, '95. (372 

 and 499.) No. 499, a form from same locality with little or 

 no pubescence. 



Wedelia gracilis Rich. 



Common, spreading on fertile red or black soil. Ciene- 

 guita S., June 11, '95. (193.) 



W. reticulata DC. " Careicillo amarillo." 



Not frequent in fertile soil. Abreus, June 29, '95. (269.) 



Melanthera deltoidea Rich. " Botdn de plata." 



In fertile, sandy soil along Rio Damuji, common. Santa 

 Rosalia, Aug. 2, 95. (385.) 



Verbesina encelioides Benth. 



Not uncommon on low sand hills along the sea-shore. 

 Faro Villa Nueva, Sept. 18, '95. (577.) 



V . alata L . * < Botoncillo . ' ' 



Not common, fertile soil, waste places. Abreus, May 21, 

 '95. (60.) 



Synedrella nodiflora Gaertn. 



Not uncommon in fertile river woodland. Rio Damuji, 

 Abreus, Aug. 17, '95. (478.) 



