88 PLANTS OF MASSACHUSETTS. 



S. antirrhina. L. Sleepy or Snap-dragon Catchfly. As 

 the flowers are not expanded by day, and the plant resembles a 

 species of Antirrhinum, the popular name is obvious ; grows on 

 dry hills, and blossoms in June. Stem 1-2 feet high, erect, 

 smooth, slender in its branches and peduncles ; leaves lanceolate, 

 acute ; flowers whitish, small, petals obcordate, crowned at the 

 top of the claw of the petal. 



S. Pennsylvanica. Mx. Wild Pink. Viscidly pubescent ; 

 stems 8-12 inches high, numerous ; radical leaves wedge-form, 

 and stem-leaves long-linear ; panicles somewhat trichotomous ; 

 petals bright-purple ; May ; light soils, in fields and woods. 



S. nocturna. L. A native of Europe ; has lately been found 

 by Dr. Harris, springing up without cultivation, in Cambridge. 



S. armeria, L., Garden Catchfly, and S. conica, L., Garden 

 Catchfly, both from England, and perhaps some others, are cul- 

 tivated for ornament. (S. armeria is very common in our gar- 

 dens, and often used for border flowers, as it blossoms for many 

 days, and has rather handsome foliage. 



2. Sepals distinct or cohering only at the base ; Alsine^, 

 from a principal genus. 



Stellaria. L. 10. 3. 

 Named from its star-form or stellate flower. 



S. media. Sm. Formerly Alsine media, L., Chickweed. 

 Stem procumbent, spreading ; leaves ovate or lanceolate, smooth ; 

 peduncles axillary and terminal, 1 -flowered ; petals 5, deeply 

 cleft so as to appear like 10 ; stamens often 5 ; about gardens and 

 houses ; blossoms from March to November. Naturalized. 



/S. longifolia. Muhl. Long-leafed Star-grass, and 



/S. lanceolata. Torrey. Are grass-hke plants, in moist woods 

 and swamps ; of Uttle consideration. 



