FLORA OF WASHINGTON AND VICINITY. 105 



t Pycnanthemum lanceolatum, Pursh. 



Roach's Ruu, Ya. Taste and smell ot Hedeoma. August, September. 



t Pycnanthemum muticum, Pers. 



July, August. 



t Pycnanthemum Torreyi, Benth. 



Rock Creek opposite Crystal Spring; Bluflfs below Chain Bridge, Va. July, 

 August. 



Pycnanthemum clinopodioides, Gray. 



July, August. 



+ Pycnanthemum incanum, Michx. 

 July, August. 



t Calamintha Nepeta, Link. Basil-Thyme. 

 June to November. 



t Calamintha Clinopodium, Benth. Basil. 

 July to September. 



t Melissa officinalis, L. Balm. 

 Breutwood. July. 



tHedeoma pulegioides, Pers. American Pennyroyal. 



August. 



t Salvia lyrata, L. Lyre-leaved Sage. 

 May. 



t Salvia urticifolia, L. Nettle-leaved Sage. 

 Last of May or first half of June. 



t Monarda fiatulosa, L. Wild Bergamot. 



June, July. 



t Monarda punctata, L. Horse-Mint. 

 August. 



tLophanthus nepetoides, Benth. Giant Hyssop. 



August. 



t Nepeta Cataria, L Catnip. 

 July. 



t Nepeta Glechoma, Benth. Ground Ivy. 



April. 



t Scutellaria lateriflora, L. Mad-dog Skullcap. 

 Last half of July. 



Scutellaria saxatilis, Riddell. Rock Skullcap. 



Potomac Shore, Va., above the Potomac Boat Club Landing, in a dry gulch. 

 Locality very circumscribed. Last week in July or first of August. 



t Scutellaria serrata, Andrews. Skullcap. 

 Last of May or first of June. 



