432 THE PLANT LIFE OF MARYLAND 



Saponaria officinalis L. Soapwort. 



Throughout the state; in cultivated grounds; common. Introduced from 

 Europe. 



Vaccaria vaccaria (L.) Britton. Cow-herb. 



Throughout the state; in cultivated grounds; infrequent. Introduced 



from Europe. 

 Anne Arundel County, Odenton (1473). 



Dianthus prolifer L. Proliferous Pink. 



Anne Arundel County, Annapolis (M. A. Chrysler). 



Alsine uliginosa (Murr.) Britton. Bog Starwort. 



Cecil County, Port Deposit (J. K. Small). 



Alsine media L. Common Chickweed. 



Throughout the state; in moist forests and open situations; common. 



Alsine pubera (Michx.) Britton. Great Chickweed. 



Throughout the state; in moist forests and open situations; common. 

 Baltimore, Walbrook (429). 



Alsine longifolia (Muhl.) Britton. Long-leaved Stichwort. 



Throughout the state; in moist forests and open wet situations; frequent. 

 Baltimore County, Towson (474). 



Cerastium longipedunculatum Muhl. Nodding Chickweed. 



Allegany County, Cumberland (Howard Shriver). 



Cerastium arvense L. Field Chickweed. 



Midland Zone; confined to the serpentine barrens. 

 Baltimore County, Soldiers Delight (1409). 



Cerastium arvense var. oblongifolium (Torr.) Holl. 

 Midland Zone; in dry forests and open situations. 

 Cecil County, Conowingo (413). 



Sagina procumbens L. 



Throughout the state; in dry cultivated and waste grounds; frequent. 

 Baltimore (W. Ralph Jones). 



Arenaria serpyllifolia L. Thyme-leaved Sandwort. 



Throughout the state; in open dry situations. 

 Allegany County, Braddock Run (S90). 



Moehringia lateriflora (L.) Fenzl. Blunt-leaved Moehringia or Sandwort. 



Garrett County, Oakland (563). 



Ammodenia peploides (L.) Ruper. Sea-beach Sandwort. 



Coastal Zone; on the strand; rare. 

 Worcester County, Ocean City (M. A. Chrysler). 



Tissa marina (L.) Britton. Salt-marsh Sand Spurry. 



Coastal Zone; in salt and brackish marshes and in cultivated grounds 

 subject to tidal overflow; frequent. 



