216 THE BOTANICAL MAGAZINE. tvoi. xxvi. No. so7. 



Pyrethrum sinense y. plenum Maxim. 1. c. 



Chrysanthemum sinense y. plenum Makino, ined. 



Chrysanthemum sinense var. hortensis Matsum. Iiul. IM. 

 Jap. 11. 2 (1912), p. 639. 



Capitula simple, semidouble, or double, small- medium- or 

 large-sized, variable in colour. 



Nom. Jap. Kiku. 



Hah. Japan, cultivated. 



This was introduced formerh^ from China, cind now is very 

 comraonl}' cultivated in gardens. The ligulate florets of a cer- 

 tain race {forma edule Makino.— Jap. Rybri-giku, with yellow 

 flowers) and the leaves of any race are edible. 



/?. genuinum Hemsley in Henry, 1. c. p 301. 



Chrysanthemum sinense a. spontaneum Makino in Bot. 

 Mag., Tokyo, XXIIL (1909), p. 18. 



Pyrethrum sinense a. sinense Maxim. 1. c. 



Chrysanthemum sinense a. sinense Mak'no, 111. Fl. Jap. I. 

 no. 8. (1891), p. 2, tab. 48. 



forma japonense (Fig. XVIII.) : plant attaining about 

 1 m. in height. Stem usuallv divided into 3 main branches in 

 the middle. Leaves thick, cordate at the base, pinnati- lobed 

 cleft or parted. Outer involucral bracts shorter, thicker, 

 narrower, linear, scarioso-rounded tipped, densely albo-tomen- 

 tose. Capitulum medium-sized, corymbosely disposed, usually 

 many. Ligule white, equal to or shorter or longer than the 

 diameter of the disc. 



Nom. Jap. Nodzi-giku (Wild Chrysanthemum). 



Hab. Japan, southern. 



Explanation of Fig. XVIII.— 1. Flowering branch. 2. One of 

 leaves. 3. Do. 4. Hairs on leaves. 5. One of the capitula, with the 

 short ligules. 6. Do., with the long lignles. 7. Vertical section of 

 a capitulum. 8. One of the involucral scales. 9. Ligulate floret. 



10. Do. indicating the nerves of the ligttle. 11. Upper portion of the 

 style of the ligulate floret. 12. Tubular floret. 13. Do. H. Upper 

 portion of the style of the tubiilar floret. 15. Tubular floret, the 

 corolla laid open. 16. Do., vertical section. 17. Ovarj', with the 



base of the st3de. 18. Stamens and the upper portion of the style. 



