228 EEEATA AND ADDENDA 



Page 114, under T. hybridum, 3d line, for "pedvmcled" read "pedicelled." 

 Page 118, under Leapedeta, Key, 8th line, "perennials" should be "peren- 

 nial" and in 9th line, "annuals" should be "annual." 

 Page 120, under Geraniaceae "J. St. Hill." should read "J. St. Hil." 

 Page 121, last line, "calltrop" should read "caltrop." 

 Page 122, under Euphorbiaceae, "J. St. Hill." should read "J. St. Hil." 

 Page 128, under Acer for var. ia/rbaiwm, read var. Sugelvi (Pax) Wesmael. 

 Page 129, under Balsaminaoeae, 5th line, "by the" should read "into." 

 Page 131, under Tilia, 3d line, "5-deIphous" should be "5-adelphous." 

 Page 135, under V. SafinegqvM, 1st line, "annuals" should read "annual." 

 Page 135, add : 4a. V. yiarum Pollard. Growing in clumps and resem- 

 bling No. 4, but glabrous or nearly so throughout : leaves ovate-cordate to 

 reniform in outline, 3-9-divided, the divisions very unequal, usually the 

 middle one the longest : peduncles of cleistogamous flowers at first erect, but 

 at length decumbent. — Moist prairies from Levasy to Buckner. April-May. 

 Page 137, under Didiplis, 1st line, "aquatics" should read "aquatic." 

 Page 142, under Lomatium, 2d line, "later" should read "lateral." 

 Page 143, under Chaerophyllv/m, "chevril" should read "chervil" and "C 

 Texensia" should read "C. Texanum." 

 Page 162, add : 



7a. DRACOCEPHALUM L. 



Herbs with flowers in terminal spikes subtended by conspicuously aristate- 

 toothed bracts. Calyx and corolla each 2-lipped. Stamens four with di- 

 vergent anther-sacs, the upper pair the longer. 



1. D. parviflorum Nutt. DRAaoN-HEAD. A more or less pubescent 

 annual with spreading branches, about 1° high : leaves ovate, cordate or 

 rounded at base, strongly serrate : bracts usually exceeding the corolla. — 

 Found as a waif at Sheffield. June. 



Page 185, add : la. L. scariola L. A taller plant than L. virota, from 

 which it also difiers in its more prickly stem, in its strongly sinuate-pinnatifid 

 leaves, and in its paler, more hairy aohenes. — Well introduced locally in 

 waste places at Independence, and from the mouth of Sugar Creek to Court- 

 ney. Juie-September. 



