382 CARYOPHYI,LAUEAE (PIKK FAMILY) 



lance-oblong; seeds roughened. {Alsine Britten.) — Swamps and rills, Md. to 

 P. E. I. and Nfd. ; also Mich., infrequent. (Eu.) 



3. S. fontin^lis (Short & Peter) Robinson. Stems flaccid, regularly dichoto- 

 motts, hearing flowers in the forks; leaves linear-spatnlate, obtaeiah ; petals 

 none. (Sagina Short & Peter; Alsine Britton.) — Moist cliffs, etc., Ky. and 

 Tenn. 



4. S. crassifblia Ehrh. Stems diffuse or erect, ilaocid ; leaves rather fleshy, 

 oblong-lanceolate, acutisli ; petals longer than the sepals ; seeds rugose-roughened. 

 (Alsine Britton.) — Springy places, Lab. and Gulf of St. Lawrence to 111., and 

 northwestw. (Eu.) 



5. S. humifiisa Rottb. Spreading or creeping ; stems and branches (5 cm. 

 high) 1-3-flowered ; leaves fleshy, ovate or elliptical (4-6 mm. long) ; petals a 

 little longer than the sepals; seeds smooth. ( Alsine Britton. ) — Salty or brackish 

 marshes, Little Cranberry L, Me. (Bedfield) to Lab., Greenl., and Hudson B.; 

 rarely on inland shores. Upper St. John R., Me. (Goodale) ; also on the Pacific 

 coast. June-Aug. (Eu.) 



6. S. glatJoa With. Tall (3-5 dm. high) and very slender, pale green; 

 flowers large, on long pedicels (often 6 cm. in length) ; sepals lance-linear, acute, 

 considerably exceeded by the petals ; leaves (2-4 cm. long) narrow, not at all 

 oiliolate at the base. — Grassy places along the railway, near St. Anne de 

 Beaupr^, Que. {Churchill, Miurdoch). (Nat. from Eu.) 



7. S. 16ngipes Goldie. Erect or decumbent, 3 dm. high, essentially glabrous ; 

 leaves linear-lanceolate, gradually attenuate from near the base, shining or 

 glaucescent, spreading, 2-4.5 cm. long ; inflorescence terminal, • dichotomous ; 

 pedicels 2-3.5 cm. long; pod narrowly ovoid, exserted, shining, nearly hlack. 

 {Alsine Coville. ) — Woods, etc. , near L. Ontario ; and in varying forms from the 

 Sask. far northw. and westw. 



Var. ladta (Richards.) Wats. Usually very glaiicous, 1-2 dm. high ; leaves 

 shorter and relatively broader, erect and somewhat rigid, 1-2 cm. long ; inflores- 

 cence often reduced to 1 or 2 flowers; — The commoner form northeast w.; on 

 sandy or gravelly beaches about the Gulf of St. Lawrence, Hudson B., northw. 

 and westw. June. 



8. S. longifblia Muhl. Stem erect, weak, often with rough angles (2-5 dm. 

 high) ; leaves linear, acutish at both ends, spreading ; cymes scaly-hracted, at 

 length lateral, peduncled, many-flowered ; the slender pedicels spreading or 

 deflexed ; fruit pale straw-colored; seeds smooth. {Alsine Britton.) — Grassy 

 places, Nfd. to Md., and westw. June, July. (Eu.) 



9. S. GRAMfNEA L. Stems weak, ascending or reclining, 3-5 dm. high, 

 rhombic in section ; leaves narrowly lanceolate, broadest a little above the oilio- 

 late base; inflorescence pedunculate, terminal, difiuse, many-flowei'ed ; seeds 

 strongly but minutely roughened. {Alsine Britton.) — Grassy places, frequent. 

 (Introd. from Eu.) Var. i,atif6lia Peterm. is a form with somewhat broader 

 ovate- or oblong-lanceolate leaves, the lowest subpetiolate. — In similar situations. 



10. S. Hol6stea L. Rathertall; icawsJorejf (3-8 cm.), sessile, conspicuously 

 attenuate, ciliolate on the margin and midnerve beneath ; petals large, obovate, 

 usually cleft only a fourth to half their length. {Alsine Britton.) — Often culti- 

 vated, and tending to become established. (Adv. from Eu.) 



1^11. S. pubera Michx. (Geeat C.) Boot perennial ; leaves elliptic-oblong, 

 ciliolate, 1.5-5 cm. long, sessile or the lowest somewhat petiolate ; petals longer 

 than the calyx ; stamens 10. {Alsine Britton.) — Shaded rocks, N. J. and Pa. 

 to Ind. and southw. May. — The petals are cleft sometimes half their length, 

 sometimes nearly to the base. Late shoots produce much larger leaves and 

 often reduced flowers. 



J 12. S. Mi;DiA (L.) Cyrill. (Common C.) Annual or nearly so; stem hairy 

 in lines ; leaves ovate to ovate-oblong, the lower on hairy petioles ; petals shorter 

 than the calyx, 2-parted ; stamens 3-7 ; seeds scarcely roughened. {Alsine L. ) 

 — A common weed. (Nat. from Eu.) Var. pk6cera Klett & Richter (iS. 

 neglecta Weihe) with 10 stamens und more or less crested seeds, has been 

 reported by Holm from Washington, D. C; Sable I., N. S.; Man.; and B. C. 

 (Adv. from Eu.) 



