CARYOPHYLLACEAE. 



[VOL. II, 



10. Alsine crassifolia Khrh. Fleshy Stitchwort. 

 (Fig. 1481.) 



Stellaria crassifolia Ehrh. Hannov. Mag. 8: 116. 1784. 

 Alsine crassifolia Britton, Mem. Torr. Club, 5: 150. 1894. 



Diffuse or ascending, weak, slender, simple or branched, 

 glabrous, 2 / -io / long. Leaves somewhat fleshy, oblong- 

 lanceolate to linear-oblong, acute or obtuse, narrowed at the 

 base, 3 // -8 // long, i // -2^ // wide; cymes terminal, few-flow- 

 ered, or flowers axillary and solitary; bracts foliaceous, 

 small; peduncles slender, ascending, flowers 2 // -3 // broad; 

 sepals lanceolate-oblong, acute; petals longer than the calyx; 

 capsule ovoid, longer than the sepals; seeds rough. 



In springs and moist places, Illinois, Minnesota, Quebec, Lab- 

 rador, Manitoba and in arctic America, south in the Rocky Moun- 

 tains to Wyoming. Also in northern Europe and Asia. Summer. 



ii. Alsine borealis (Bigel.) Britton. 

 Northern Stitchwort. (Fig. 1482.) 



Stellaria borealis Bigel. Fl. Bost. Ed. 2, 182. 1824. 

 Alsine borealis Britton, Mem. Torr. Club, 5: 150. 1894. 



Erect or ascending, weak, much branched, gla- 

 brous, or pubescent above, 6'-i8 / long. Leaves 

 membranous, lanceolate or oblong-lanceolate, %'- 

 i% f long, 2 // -5 // wide, acute, sessile, their margins 

 ciliate or naked; inflorescence a leafy terminal 

 compound cyme; pedicels slender, ascending or 

 spreading; flowers 2 // -4 // broad; sepals ovate- 

 lanceolate, acute; petals 2-5, shorter than the 

 sepals, or none; capsule oblong, much exceeding 

 the sepals; seeds smooth. 



In wet places, Rhode Island to northern New Jersey, 



Minnesota and British Columbia, south in the Rocky 

 Mountains to Colorado. Also in northern Europe and 

 Asia. Ascends to 5. > ft. in New Hampshire. Summer. 



Alsine borealis alpeatria (Fries) Brittnn, Mem. Torr. Club, 5: 150. 1894. 

 Stellaria alfieslris Fries, Mant. 3: 194. i- 

 Stellaria borealis var. al/>fs/ris A. Gray, Man. Ed. 5, 9V 1867. 



Larger, leaves broader, cyme more diffuse; upper bracts scar ious or scarious-margined; seeds- 

 obscurely roughened. Like Superior, the Saskatchewan region, British Columbia and the Rocky 

 Mountains. Also in northern Asia. 



12. Alsine fontinalis (Short & Peter) Britton. Water Stitchwort. (Fig. 1483.) 



S,tt; ina fontinalis Short & Peter, Transylv. Journ. Med. 



7: 600. 1834. 

 Stellaria fontinalis Robinson, Proc. Am. Acad. 29: 



286. 1894. 

 Alpine font i nalis Britton, Mem. Torr. Club, 5: 356. 1894. 



Annual, glabrous, stems weak, very slender, 

 branched, ascending or diffuse, 4 / -i2 / long. 

 Leaves linear-spatulate, 4 // -i2 // long, about \" 

 wide, the upper sessile, acute or subacute at the 

 apex, the lower obtuse and narrowed into short 

 petioles; pedicels filiform, $"-15" long, erector as- 

 cending, solitary or 2-3 together in the forks of the 

 stem and branches and axils; calyx oblong-cam- 

 panulate, i" long; sepals 4 or 5, oblong or linear, 

 obtuse, about equalling the ovoid-oblong obtuse 

 capsule; stamens 4-8; petals wanting; styles very 

 short; seeds densely tuberculate-roughened. 



In wet places, Kentucky and Tennessee. April-May. 



