38 CALENDULA 



CALE'NDULA continued. 



C. offidnaHis continued. 



Prince of Orange, rich orange, striped with 



pale lemon. 

 C. pluviaflis. See DIMORPHOTHECA pluvialis. 



The Common Marigold is as easy as any plant 

 to cultivate. Sow in the border about J in. deep 

 and thin out to 1 ft. apart, any time from March 

 to June, in a sunny position in ordinary soil. It 

 may also be sown in autumn for spring flowering. 



CALIFORNIAN BLUE BELL. See NEMOPHILA. 

 CALIFORNIAN POPPY. See ESCHSCHOLTZIA. 

 CALLIOP'SIS. See COREOPSIS. 



CALLIRHO'E Poppy Mallow (from Gr. kallerroe, one of 

 the classic Oceanids). Nat. Ord. Malvacece. 



These perennials are often treated as half-hardy 

 annuals. They are bright and attractive and very 

 free-flowering, remaining in bloom from July to the 

 end of October, and deserve to be more grown than 

 they are. Natives of N. America. 



C. digita f ta grows about 2J ft. high, producing 

 numerous poppy-like magenta flowers, about 

 1 J in. across, shading to greenish-white towards 

 the centre, each one branching out on a long 

 slender stalk. The foliage is light and deeply 

 cut. Syn., C. grandiflor' a. 



C. involucra'ta is a trailing species, not so hardy 

 as the above, having red flowers with a purple 

 tinge. 



