36, 36.] 



FORMS OF THE PERIANTH. 



43 



if any, and a flat, spreading border ; as the calyx of 

 Chickweed, corolla of Trientalis, Elder. It is some- 

 times a little irregular, as in Mullein. 2d, Cup-shaped, 

 with pieces cohering into a concave border, as in the 

 calyx of Mallows, corolla of Kalmia, etc. 3d, Cam- 

 panulate, or bell-shaped ; when the tube widens ab- 

 ruptly at base and gradually in the border, as in 



Forms of corollas. -62, Campanula Americana; rotate. 63, Campanula divaricata. 64, Andromeda; 

 urceolate. 65, Convolvulus (Morning-glory). 66, Petunia. 67, Lonicera sempervirens (Honeysuckle). 



68, Dandelion; ligulate corolla (c), 5-toothed; a, five anthers united into a tube around , the style. 



69, Synandra grandiflora, ringent, upper lip 2-lobed, lower 3-lobed. 70, Linaria (yellow Snapdragoi,), per- 

 sonate. 71, Cypripedium acaule, orchidaceous. 



the Harebell, Canterbury-bell. 4th, Urceolate, urn- 

 shaped ; an oblong or globular corolla with a narrow 

 opening, as the Whortleberry, Heath. 5th, Funnel- 

 form (infundibuliform), narrow-tubular below, gradu- 

 ally enlarging to the border, as Morning-glory. 6th, 

 Salver-form (hypocrateriform), the tube ending ab- 

 ruptly, in a horizontal border, as in Phlox, Petunia, 

 both of which are slightly irregular. 7th, Tubular, a 



