672 REPORT OF NEW JERSEY STATE MUSEUM. 



LYCOPUS L. 



Key to the Species. 



a. Calyx-teeth ovate, scarcely acute, shorter than the mature nutlets. 

 b. Leaves mostly ovate, often purple, base of stem not tuberous. 



Lycopus virginicus, p. 672 

 bb. Leaves mostly lanceolate to oblong, base of stem tuberous. 



L. uniAorus, p. 672 

 aa. Calyx-teeth lanceolate, subulate or very acute, larger than the nutlets. 



b. Leaves deeply incised or pinnatified. L. americanus, p. 673 



bh. Leaves merely serrate. 



■ c. Leaves sessile. L. sessilifolius, p. 672 



cc. Leaves narrowed into a manifest petiole. L. rubellus, p. 673 



Lycopus virginicus L. Purple Water Hoarhound or Bugle-weed. 



Lycopus virginicus Linnseus, Sp. PI. 21. 1753 [Virginia]. — Knieskern 23. — 

 Britton 196. 



Moist ground ; frequent in the Northern and Middle districts. 

 Fl. — ^Late July into September. 



Middle District.— hong Branch, Nev\? Egypt, Medford (S), Oaklyn (S), 

 Lawnside (S), Salem. 

 Pine Barrens. — Landisville (T), Atsion (S). 



Lycopus uniflorus Michx. Common Water Hoarhound. 



Lycopus uniAorus Michaux, Fl. Bor. Am. 14. 1803 [Lakes, St. John and 

 Mistassini, Canada]. 



Moist ground; frequent in the Northern and Coast districts; 

 apparently rare in the Middle district at least within our limits. 

 Fl. — Late July into September. 



Middle District. — New Egypt, Clementon. 



Coast Strip. — Cox's, Manahawkin, Barnegat City (L), Ship Bottom (L), 

 Holgate's (L), Sherburn's (L). 



Lycopus sessilifolius Gray. Sessile-leaved Water Hoarhound. 



Lycopus europceus var. sessilifolius Gray, Man. Ed. 5. 345. 1867 [Atsion 

 Creek, N. J.]— WilHs 44.— Britton 196.— Keller and Brown 280. 



Common in the Pine Barrens and frequent elsewhere through- 

 out our region, but apparently not recorded in the State north 

 of our limits. 



This is the typical Hoarhound of the Pine Barrens common 

 about the Cranberry bogs and other wet spots, always with 

 abundantly-developed stolons. The type specimen was collected 



