4 CHLORIS BOREALI-AMERICANA. 



sus ; foliis ter— quaternatim verticillatis sparsisve, con- 

 fertis, patentibus, linearibus, sub lente hispidulo-scabris, 

 convexo-planis, subtus sulco profunde exaratis. Flores 

 in capitulis terminalibus multibracteatis digesti, singuli 

 in axilla bractese aridae squamseformis arete sessiles. 

 Squamae fulvse : stamina longe exserta stylique rubi- 

 ginosi. 



O. CoNRADii, Tuckerman, I. c. ; Hook. Ic. PL 6. t. 531. 



Empetrum Conradii, Torr. in Ann. Lye. Nat. Hist. New York, 4. p. 83 



(1837) ; Bigel. Fl Bost., ed. 3. p. 393. 

 Tuckermania Conradii, Klotzsch in Erichs. Archiv., Apr. 1842, p. 248. 

 Corema Conradii, Tott. ^ Gray, ined. 



Hab, In arenosis "Pine barrens" dictis, Novae Cae- 

 sareae, ubi primum detexit beat. S. W. Conrad, posthac 

 legerunt Rajinesque, Torrey, et Knieskern. Circa Ply- 

 mouth Massachusettensium, Oakes, Tuckerman, Rus- 

 sell, etc. In rupestribus aridis, prope Bath, Mainen- 

 sium, Gambell. Newfoundland, Cormack (ex herb. 

 Lamb, fide eel. Tuckerman). Primo vere floret. " 



The figure and analyses here given were principally made, in the 

 spring and summer of the year 1845, from specimens of the living 

 plant obligingly communicated to the Botanic Garden of Harvard 

 University, by Gustavus Gilbert, Esq., of Plymouth. 



This low and spreading shrub, with its evergreen heath-like 

 foliage, blossoms at the same time as the Epigaea, in early spring. 

 The staminate plants then present a very pretty appearance, each 

 branch being crowned with a capitate cluster, of which the slender 



