80 FLORA OF MOUNT DESERT. 



LEPIDIUM, L. PEPPERGRASS. 

 L. Virginicum, L. 



Roadsides ; rare. Southwest Harbor (M. L. Fernald) ; 

 Somesville (Rand) ; Bar Harbor (W. H. Manning). Recently 

 introduced from the South. 



CAKILE, Gsertn. SEA ROCKET. 

 C. Americana, Nutt. 



Common on sea beaches. 



RAPHANUS, L. RADISH. 

 R. RAPHANISTRUM, L. WILD RADISH. JOINTED CHARLOCK. 



Old fields and waste places; frequent. Northeast Harbor 

 (W. H. Dunbar) ; Southwest Harbor ; Beech Hill ; Somesville ; 

 Bar Harbor, etc. (Rand). Adventive from Europe. 



CISTACEJE. ROCK-ROSE FAMILY. 



HUDSONIA, L. 

 H. ericoides, L. HEATH-LIKE HUDSONIA. 



Frequent on mountain summits. Also on borders of Sea Wall 

 Swamp, and on Bass Harbor road (Annie S. Downs). 



LECHEA, L. PINWEED. 

 L. minor, L., var. 



Very common in dry soil. The form found on the Island cor- 

 responds to L. intermedia, Leggett MS. = L. Leggettii, Britt. & 

 Holl., var. intermedia (Legg.), Britt. & Holl., according to 

 Dr. N. L. Britton. 



VIOLACE^E. VIOLET FAMILY. 



VIOLA, L. VIOLET. 

 V. palmata, L., var. cucullata (Ait.), Gray. 



Common, mostly in moist ground. Very variable. 

 Forma albiflora. 



Flowers pure white. Occasional. Emery District (Wm. C. 

 Lane). 



