120 THE SAND STRAND FLORA 



Coasts of North America, from New England to Florida, and from 

 Oregon to San Francisco. Like all other species of this genus it usually 

 grows in salt marshes, but is also found in lagoons and moist places 

 between the dunes. 



S. arbuscula E. Br. 



Erect, bushy shrub, 15 — 90 cm. high, with numerous short and 

 slender branches, internodes dilated at top. 



Sea coast of Australia and Tasmania, but also in some places in the 

 interior in saline soil. 



S. australis S'ol. 



Procumbent stems, woody at base, with erect branches, 5 — 12 cm. 

 high, internodes not dilated at end, usually terete or sometimes 2-lobed. 



On sea coasts of Australia, Tasmania, and New Zealand, avoiding 

 dry sandy places. Collected by the writer in Victoria and Western 

 Australia. 



S. herbacea L. 



Annual, glabrous, bright green or reddish, succulent, erect, 10 — 15 

 cm. high, with a few erect branches, shooting from nodes. 



Coasts of Europe, temperate Asia (also in the interior), and Eastern 

 North America. 



Salsola kali L. 



Annual, procumbent, glabrous or seldom somewhat pubescent, 15—45 

 cm. high; leaves alternate, sessile, hard and rigid, the lower terete or 

 dilate at base, 2—6 cm. long, the upper shorter, thicker, flattened above. 



Sea coasts of temperate and sometimes tropical countries. In 

 Australia also in the interior. 



Suaeda maritima Dumortier. 



Much-branched annual or biennial, erect, 15—45 em. high or spread- 

 ing, glabrous, succulent, with a hard and sometimes woody base; leaves 

 alternate, sessile, linear, of green reddish color. 



Sea coasts of Europe, temperate Asia, and America. Also in New 

 Zealand, Tasmania, and Australia, where the plant is more suffrutescent. 



BATIDAE. 

 Batis maritima L. 

 Low shrub, approaching Chenopodium in general appearance, oc- 

 curring on the sea ocasts in West Indies, Florida, and Hawaiian Is- 

 lands, principally on muddy shores, but also at times on sand. 



