SYNGENESIA.-vEQJJALIS. 283 



IIAB. Low grounds. Aug. — Oct. U . Stem 4 — 

 ft. high; jl. large, purp. 

 2. V. prozalta: stem angular, densely pubescent; 

 leaves numerous, lanceolate, acutely serrate, pu- 

 bescent beneath; corymb fastigiate ; scales of the 

 calyx ovate, acute, unarmed. 



HAB. Meadows. Aug.— Oct. U. Very tall ; fl. 

 purp* 



474. KUHNIA. Composites. 



1. K. eupatorioides : smooth ; leaves petiolale, broad- 



lanceolate, serrate, corymb terminal, few-flow- 

 ered, crowded. 

 HAB. Shady woods. Aug.— Sept. % . Stem 2—3 

 ft. high: fl. vtfh.i cal. 10-/. 



2. K. Critonia: leaves linear, nearly entire, punctate 



beneath ; panicle long, expanding. 

 IIAB. Rocky banks. Sept. U. Stem slend.. 

 striate, pubes. ; fl. wh. ; seed striate. 



Alb. EUPATORIUM. Hemp Agrimony. Composite*. 



* Calyx 3 — 5-flowered. 



1. E. hyssopifolium : stem erect; lowest leaves oppo- 



site, linear, very entire or subdentate, pubescent. 

 3-nerved; corymb subfastigiate; style much longer 

 than the corolla. 

 JIAB. Pine barrens. Aug. U . Stem 2 ft. high . 

 leav. punc ; fl. wh. 



2. E. linearifolium : stem subprocumbent, villouV 



above ; stem-leaves opposite, lanceolate-linear, 

 rarely dentate, sometimes fasciculate ; style as 

 long as the corolla. 

 UAB. Sandy fields. Aug.— Nov. U. Stem 1—% 

 ft. high, subviscid; fl. wh. 

 \ E. sessilifolium : leaves sessile, amplexicaul, dislincr 

 ovnte-lanceolate, rounded at the base, ver\ 

 smooth; stem smooth. 

 HAB. Rocky woods. Aug. — Sept. U. Stem '-' 

 ft. high; leav. large; fl. wh. 

 A. E. truiKatum : leaves sessile, amplexicaul, distinct, 



