no 



Elementary Botany 



petals attached by claws to the base of a tubular calyx ; whilst 

 if there are five petals, not clawed, and attached in a perigynous 

 manner (fig. 196), the corolla is rosaceous. 



Fig. 194.— Caryophyllaceous 

 corolla of Lychnis vesper- 

 Una,, with corona. 



Fig. 195.— Longitudinal section through 

 the caryophyliaceous corolla of Dian- 

 ihus. 



There are sometimes attached to the corolla subsidiary 

 organs, which are variously arranged, and which, owing to their 

 not being universally present, are not treated of as separate 

 organs. They form the corona or paracoroUa, and are petaloid 



Fig. 196. — Longitudinal section through 

 the rosaceous flower of the Rose ; the 

 pistil seated in the base of the lurceolate 

 calyx. 



Fig. 197. — Petaloid perianth 

 of Narcissus, with 6-partite 

 limb and campanulate co- 



and well developed in the Narcissus (fig. 197), or small as in the 

 Lychnis (fig. 194), or consist of several hairs as in the Passion 

 Flower and Dead-nettle, or scales with glandular hairs attached 



