41 



Draba platycarpa T. & G. Fl. N. A. i : 108 (1838). 



Draba cuneifoliavxt. platycarpa S. Wats. Proc. Am. Acad. 23 : 256 



(1888). 



Collected with D. cuneifolia at Waco, the two often growing side by 

 side, but readily distinguished. Found later at Corpus Christi along 

 the railroad embankment of the S. A. & A. P. 

 March 8 (1411) ; type locality, 'Texas." 



ARABIS L. Sp. PL 664 (1753). 

 [TuRRiTisL. Sp. PI. 666 (1753).] 



Arabis Virginica (L.) Trelease ; Branner & Coville, Rep. Geol. Surv. 

 Ark. 1884, 4: 165 (1891). 



Cardamine Virginica L. Sp. PI. 656 (1753). 



Collected first at Waco, McLennan county, altitude 400 feet, on edges 

 of cultivated fields (1372), and later at Corpus Christi, in open pasture 

 land in moist soil, altitude 40 feet. Distributed as Roripa {Nasturtium) 

 tanacetifolium . 



March 8 (1407); type locality, "in Virginia." 



SYNTHLIPSIS A. Gray, Mem. Am. Acad. 4 : 116 (1849). 

 Synthlipsis Berlandieri hispida S. Wats. Proc. Am. Acad. 17 : 321 



(1882). 



Abundant in the low ground bordering on the flats at Corpus Christi, 

 at sea level. Not observed on the plateau, where Lesquerella Gordoni 

 takes its place. 



March 8 (1405) ; from the type locality. 



CAPPARIDACEAE. 



POLANISIA Raf. Journ. Phys. 89: 98 (1819). 



Polanisia trachysperma T. & G. Fl. N. A. i : 669 (1840). 



Low, sandy ground along the beach and along the streets at sea level, 

 Corpus Christi, but not very abundant. 



May 29 (1787); type locality, "Texas." 



PLATANACEAE. 



PLATANUS L. Sp. PL 999 (1753). 

 Platanus occidentalis L. Sp. PL 999 (1753). 



Along the Guadalupe, at Kerrville, and other streams throughout Ken- 

 county. Usually a tall slender tree. 



April 19 (1622); type locality, "in America septentrionali." 



