74 



BOWLESIA Ruiz & Pav. Prod. PI. Per. 44, /. 34 (1794). 

 Bowlesia lobata Ruiz and Pav. Fl. Peruv. 3: 28, t. 251 (1802). 

 Growing in rich ground under trees and bushes at Corpus Christi. 

 March 23 (1493); tv P e locality, Peru. 



HYDROCOTYLE L. Sp. PL 234 (1753). 

 Hydrocotyle prolifera Kellogg, Proc. Cal. Acad. i: 14 (1873). 



Hydrocotyle vulgaris Cham. & Schlecht. Linnaea, i: 356 (1826), 



not L. 



Hydrocotyle interrupta T. & G. Fl. N. A. i: 599 (1840), in part. 

 In wet ground along the Guadalupe, at Kerrville, altitude 1600 feet. 

 July 2 (1935)- 



CORNACEAE. 



CORNUS L. Sp. PL 117 (1753). 

 Cornus asperifolia Michx. FL Bor. Am. i : 93 (1803). 



Cornus Drummondii C. A. Meyer, Mem. Acad. St. Petersb. (VI.) 



5: 210 (1845). 



On the left bank of the Guadalupe, in rich moist ground. A spread- 

 ing bush, 6-10 feet high. 



May 7 (1717) ; type locality, South Carolina. 



PRIMULACEAE. 



SAMOLUS L. Sp. PL 171 (1753). 

 Samolus alyssoides n. sp. 



(PLATE 3 .) 



Low, 6-8 inches high ; purplish, especially the lower part of the stem 

 and petioles ; smooth and glaucous, branching from the base, erect; 

 stems very leafy below ; leaves crowded, more or less verticillate, 

 spatulate-obovate, usually acutish, tapering into a broad, margined 

 petiole, clasping at base, thick and coriaceous, the width at the 

 widest part about one-third of the length ; calyx slightly longer 

 than the ovary, the triangular-lanceolate, acute lobes equalling the 

 tube ; flower small, white, like our other members of the genus ; a 

 cluster of glands at the base of each petal lobe; stigma entire, 

 slightly thickened. 

 Related to S. ebracteata, the shape of the leaves and their manner of 



growth being much the same, but they differ in being more clustered at 



