Vor. IL.] PINK FAMILY. 37 
1. Tissa marina (L.) Britton. Salt-marsh Sand Spurry. (Fig. 1514.) 
Arenaria rubra var. marina I,. Sp. Pl. 423. 1753- 
Spergularia salina Presl, Fl. Cech. 95. 1819. 
Buda marina Dumort. Fl. Belg. 110. 1827. 
Spergularia media A. Gray, Man. Ed. 5,95. 1867. 
Tissa marina Britton, Bull. Torr. Club, 16: 126. 1889. 
Buda marina var. minor S. Wats. in A. Gray, Man. Ed. 6, 
Nala po 
ce Dua 
Annual, erect, ascending or nearly prostrate, from Pe : 
fibrous roots, 4/-8’ high, but very variable, freely branch- ( Che C | 
ing, glabrous or glandular-pubescent. Stipules ovate; DS tao 
leaves linear, terete, very fleshy, 4/114’ long, %4’/-1/’ 
wide, often much fascicled in the axils; pedicels 
spreading or ascending, 2/’-5’’ long; flowers numer- 
ous, pink; sepals ovate, acute or obtuse, 1//-3’” long; 
capsule a little longer than the calyx; seeds smooth, or 
roughened with projecting processes, wingless, or 
winged. 
In salt marshes, New Brunswick to Florida. Also in 
those of the Pacific Coast, and of Europe and northern 
Asia. Called also Sea-side Sandwort. Summer. 
2. Tissa Canadensis (Pers. ) Britton. 
Northern Sand Spurry. (Fig. 1515.) 
Arenaria Canadensis Pers. Syn. 1: 504. 1805. 
Buda borealis S. Wats. in A. Gray, Man. Ed. 6, go. 
1890. 
Tissa salina Britton, Bull. Torr. Club, 16: 127. 1889. 
Not Spergularia salina Presl. 
Tissa Canadensis Britton, Mem. Torr.Club, 5:152. 1894. 
Annual, slender, diffuse and spreading, entirely 
glabrous, 2’-5’ high. Leaves linear, fleshy, teret- 
. ish, 5’’-S’” long, mainly obtuse, generally simply 
opposite and not fascicled; stipules broadly ovate; 
pedicels slender, spreading, 3/’-6’’ long, at length 
much exceeding the calyx; sepals 1’’ long; flowers 
pale or white; capsule twice the length of the calyx; 
seeds smooth or papillose, usually wingless. 
On muddy shores, Maine to Labrador. Summer. 
3. Tissa rubra (1,.) Britton. Sand Spurry. 
Purple Sandwort. (Fig. 1516.) 
Arenaria rubra I. Sp. Pl. 423. 1753. 
Buda rubra Dumort. Fl. Belg. 110, 1827. 
Spergularia rubra Presl, Fl. Cech. 93. 1819. 
Tissa rubra Britton, Bull. Torr. Club, 16: 127. 1889. 
Annual or biennial, depressed or ascending, very leafy 
up to the inflorescence, glabrous or sparingly glandular- 
pubescent above, 2/—-6’ high, often forming dense little 
mats. leaves linear, flat, scarcely fleshy, 2’’-4’’ long; 
flowers bright pink, 1//-1%’’ broad; stipules ovate- 
lanceolate, acuminate; sepals ovate-lanceolate, acutish; 
pedicels slender, spreading, 2’’-4’’ long; pods about 
equalling the calyx; seeds wingless, rough with pro- 
jecting points. 
In waste places and along roadsides, or sometimes mari- 
time, Nova Scotia to Pennsylvania, western New York and 
Virginia. Apparently adventive from Europe in large part, 
but perhaps indigenous northward. Also introduced in 
Californiaand Oregon. Native of Europe and Asia. Sum- 
mer. 
