340 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. fBull. 



HYSSOPUS L. Hyssop. 



Hyssopus officinalis L. (of the shops). 

 Hyssop. 



Rare. Roadsides as an escape from cultivation : Salisbury 

 (Mrs. C. S. Phelps). June — Sept. Native of Europe. 



The plant is medicinal. 



ORIGANUM L. Wild Marjoram. 



Origanum vulgare L. (common). 

 Wild Marjoram. 



Rare or local. Dry pastures, roadsides and waste places : 

 New Haven (O. Harger et al), Sherman (E. H. Austin & 

 Eames), Kent (C. K. Averill), Sharon (Bissell), Salisbury 

 (Mrs. C. S. Phelps). July — Sept, Adventive from Europe. 



PYCNANTHEMUM Michx. Mountain Mint. Basil. 



Pycnanthemum clinopodioides Torr. & Gray (like Clinopod- 

 ium, the Basil). 

 Koellia clinopodioides Kuntze. 



Rare. Dry ground: Southington (Andrews), Cheshire 

 (A. E. Blewitt), Hamden (O. Harger). Aug. 



Pycnanthemum flexuosum (Walt.) BSP. (flexuous). 

 Pycnanthemum linifolium Pursh. 

 Koellia flexuosa MacM. 



Occasional. Open sandy ground either dry or moist. July 

 — Aug. 



Pycnanthemum virginianum (L.) Durand & Jackson. 

 Pycnanthemum lanceolatum Pursh. 

 Koellia lanceolata MacM. 

 Wild Isaac. 



Common. Sterile ground either dry or moist. July — 

 Aug. 



Pycnanthemum pilosum Nutt. (hairy). 



Pycnanthemum muticum Pers., var. pilosum Gray. 

 Koellia pilosa Britton. 



Rare. Edge of thicket in rather dry gravelly soil. Plain- 

 field (Bissell & Weatherby). Aug.— Sept. 



