20O CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [BuU. 



ALYSSUM L. 



Alyssum alyssoides L. (like Alyssum). 

 Alyssiim calycinum L. 

 Small Alyssum. 



Rare. Roadsides and wastes in dry ground : Branford 

 (T. j\I. Prudden), East Haven (Eames), New Haven (Har- 

 der), Southington (Andrews, Bissell). May — June. Fugi- 

 tive or adventive from Europe. 



Alyssum saxatile L. (growing among rocks). 

 Ciolden-tuft. 



Rare. Griswold, escaped from a garden to field (E. F. 

 Burleson). June — July. Native of Europe. 



THLASPI L. Penny Cress. 



Thlaspi arvense L. (of cultivated land). 



Field Penny or Bastard Cress. Dish, Treacle or Mithridate 



Mustard. 



Rare. Waste places: Norwich (Mrs. E. E. Rogers), 

 East Hartford (Weatherhy), Southington and Plainville 

 (Bissell), Waterbury (J. M. Richardson, A. E. Blewitt), 

 Naugatuck (A. E. Blewitt), Bridgeport (J. Otis). New Mil- 

 ford (E. H. Austin). May — June. Fugitive or adventive 

 from Europe. 



LEPIDIUM L. Peppergrass. Pepperwort. 



Lepidium virginicum L. 



Wild Peppergrass. Bird's Pepper. Tongue Grass. 



Common. Dry roadsides, fields and waste grounds. June 

 — Sept. 



Lepidium apetalum Willd. (without petals). 

 Lepidium intermedium of Gray's Manual, ed. 6. 

 Bird's Pepper. Tongue Grass. Wild Peppergrass. 



Frequent or common. Fields and roadsides. June — 

 Aug. Naturalized from Europe or the West. 



Lepidium ruderale L. (growing among rubbish). 

 Roadside Peppergrass. 



Rare. Bridgeport, in waste ground (Eames). June. 

 Fugitive from Europe. 



