446 208. Calendula. 39. COMPOSITiE, C. PL ex. cat. 



k. Pappus ha'irlike J per'icUne-scales imbricate ; calathides 

 radiated. 



Rays yellow, very slender ; pappus 

 double, the outer membranaceous Pulicaria. 229» 



Rays yellow, many, very short, slender; 

 peric. sc. outer herbaceous, inner cartila- 

 ginous CONYZA. 228. 



Rays yellow, very slender; anthers, ba- 

 sillary appendix long Inula. 240. 



Rays yellow, many, slender; antliers,h2L~ 

 sillary appendix very short Critheis. 251. 



Rays yellow, 5 or 10, ovate; pericline- 

 scales close; calathides racemose SolidagOo 233. 



Rays blue or white, many, linear; 

 tubular Jlowers all hermaphrodite Erigeron. 234. 



Rays blue or white, many, linear; 

 tubular flowers, outer row female Trimorpha. 235. 



Rays blue or white, 15 to 30, oblong; 

 tubular flowers all hermaphrodite Eurybia. 232. 



XXXIII. 208. CALENDULA. Brunsfel. Marigold. 

 Pericline simple; scales many, equal, awlshape, with 2 

 ribs ; calathides radiated ; flowers of the centre male, of the 

 middle hermaphrodite, of the circumference female, fertile; 

 cUnanthus flat, pitted, naked ; akenium bent, boatshape ; 

 pappus 0. — Leaves not divided; calathides solitary, termi- 

 nal ; corollcB orange-colour. 



1 . Calendula arvensis. Field marigold. 

 Leaves heartshape, lanceolate, embracing the stem, not 



toothed ; akenium boatshape, muricated, turned inwards ; 

 the inner crowded together; the outermost upright, tailed. 



Calendula arvensis, Raii Hist. 338; Lin. S. P. 1303. 

 Caltha ofticinalis, Scopoli. Cam. 1040. 



Cornfields and rubbish-hills ; perennial ; all the year i 

 naturalized. 



2. Calendula officinalis. Shop marigold. 

 Leaves oblong, lanceolate, toothed; lower leaves spa- 



tljulate; akenium boatshape, muricated, incurved. 



Calendula saliva, Raii Hist. 337. 

 Calendula siinplici flore, Ger. cm. 739, 6. 

 Calendula officinalis, Lin, S. P. 1.304. 

 ^ngle marigold. 



