MARYLAND WEATHER SERVICE 473 



Phlox ovata L. Mountain Phlox. 



Allegany County, near Cumberland (George M. Perdewj. 



Phlox divaricata L. Wild Blue Phlox. 



Montgomery County, Great Falls (Robert K. Miller). 



Phlox subulata L. Moss Pink. 



Midland and Mountain Zones; on open banks and rock outcrops; 



frequent. 

 Montgomery County, Great Fall? (458). 



Polemonium van bruntiae Britton. Jacob's Ladder. 



Rare in the Coastal Zone, frequent in the Midland Zone in moist forests. 

 Baltimore County, Western Run (1400). 



Polemonium reptans L. Greek Valerian. 



Midland and Mountain Zones; in moist forests; infrequent. 

 Allegany County, Cumberland (George M. Perdew). 



HYDROPHYLLACEAE. 



Hydrophyilum virginicum L. Water-leaf. 



Midland and Mountain Zones; in moist forests and flood plains; 



frequent. 

 Garrett County, Swanton (497). 



Macrocalyx nyctelea (L.) Kuntze. 



Midland Zone; in moist forests and flood plains; rare. 

 Montgomery County, Great Falls (1464) ; Allegany County, Cumberland 

 (George M. Perdew). 



Phacelia dubia (L.) Small. Phacelia. 



Throughout the state; in moist and dry forests; being infrequent in the 



Coastal Zone, frequent in the Midland and Mountain Zones. 

 Montgomery County, Great Falls (1422). 



Phacelia covillei S. Wats. 



Montgomery County, near Cabin John (Robert K. Miller). 



Phacelia purshii Buckl. 



Montgomery County, near Great Falls (1386). 



BORAGINACEAE. 



Heliotropium europaeum L. European Heliotrope. 



Baltimore County, Canton, on ballast (Robert K. Miller). 



Cynoglossum officinale L. Hound's Tongue. 



Throughout the state; in dry forests and waste situations; common. 



