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. 



jS». 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. 



&. 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. 



5. longifolia. Muhl. Long-leafed Star-grass, and 



6. lanceolata. Torrey. Are grass-like plants, in moist woods 

 and swamps ; of little consideration. 



