THE AMERICAN BOTANIST 149 



very ornamental and the numerous leaves gives a dense foli- 

 age with much shade. 



Choke cherry {Primus virginiana) is occasionally plant- 

 ed and it also occurs spontaneously in border thickets. Here 

 it is usually a shrub and does very well. 



Lombary poplar {Populus dilatata) is occasionally plant- 

 ed. It does not seem to thrive very well. 



White poplar (Popiihts alba). This species was ob- 

 served about a few farmsteads. 



Austrian pine {Pinus austriaca) is occasionally planted. 

 The individuals examined were small trees and seemed to be 

 doing fairly well. 



Clammy locust {Robinia viscosa). A few specimens 

 were infrequently noticed. 



Trumpet creeper (Tccouia radicans) is frequently seen 

 at some angle of the house or other convenient location. 



PLANT NAMES AND THEIR MEANINGS -XVII 



CRUCIFERAE-II. 



By WlLIvARD N. C1.UTE 



/'^I'R two species of Barbarea have a just renown as anti- 

 ^^ scorbutics as the name of "scurvy-grass" applied to B. ver- 

 na, suggests. This is one of the innumerable cresses, in fact it 

 comes pretty near being innumerable all by itself, for of dis- 

 tinguishing adjectives this cress has "American," "Bermuda," 

 "bank," "land," "winter," "Bellisle" and "early." The names 

 for the most part are self-explanatory. "Bellisle cress" is 

 said to refer to the fact that the plant is common at the 

 straits of Belle Isle. This plant's sister species, Barbarea 



