892 



COMPOSITAE 



3-lobed, loosely pubescent above, with gray dorsifixed to- 

 mentum beneath, the upper leaves gradually smaller; heads 

 rather numerous, sometimes loosely corymbose, 3-5.5 cm. 

 across; involucres about 8 mm. long; bracts 3-seriate, the 

 outer linear or linear-oblong, half as long as the inner or 

 longer, rounded at apex, gray-tomcntose, the inner oblong; 

 ligulate florets l(-2)-seriate, the corollas 1-2 cm. long, 3-5 

 mm. wide, white or pinkish, sometimes yellowish; achenes 



about 1.8 mm. long. Oct.-Nov. Along the seacoast; Shi- 



koku, Kyushu. 



Var. ashizuriense Kitam. Ashizuri-nojighcu. Leaves 

 thicker, smaller, more densely tomentose beneath, usually 3- 



lobed; heads smaller, more numerous. Along the seacoast; 



Shikoku. 



13. Chrysanthemum cuneifolium Kitam. Wajiki- 

 GiKu. Stems slender, much branched, elongate, becoming 

 decumbent at base, with gray dorsifixed pubescence while 

 young; median cauline leaves approximate, obovate-cuneate, 

 about 6.5 cm. long, up to 3 cm. wide, long-tapering at base, 

 usually 3-lobed, rarely 5-lobed, the lobes chartaceous, oblong, 

 erect, acute to obtuse, mucronate-toothed, green and short- 

 pubescent above, with dorsifixed short pubescence beneath, 3- 

 to 5-nerved, the petioles about 2 cm. long; heads in loose cor- 

 ymbs, 23-25 mm. across, on slender peduncles, with few 

 lanceolate bracdets; involucres about 7 mm. long; bracts 

 nearly equal in length, rounded at apex, the outer linear, about 

 1 mm. wide, the median ovate-oblong, the inner elliptic; 

 ligulate corollas 12.5-14 mm. long, about 2 mm. wide; achenes 

 about 1.5 mm. long. ^Nov. Shikoku (Wajiki in Awa). 



14. Chrysanthemum zawadskii Herbich. C. sibiricum 

 Fisch. ex Turcz.; Leucanthemum sibiricum var. acutilobum 

 DC; C. sibiricum var. acutilobum (DC.) Komar.; C. zawad- 

 sl{ii var. acutilobum (DC.) Sealy; C. zawadskii var. sibiricum 

 Sealy; C. ha\usanense Makino Iwagiku. Rhizomes of- 

 ten long-creeping, woody, simple or branched, purplish; radi- 

 cal and lower cauline leaves long-petiolate, broadly ovate, 

 1-3.5 cm. long, 1-4 cm. wide, bipinnate, the ultimate segments 

 1-2 mm. wide, acute or obtuse, glandular-dotted, loosely ap- 

 pressed-pubescent to nearly glabrous, lustrous above, the 

 petioles 2^.5 cm. long; upper leaves gradually smaller and 

 sometimes clasping at base, the uppermost ones linear; heads 

 solitary, 3-6 cm. across; involucres 6-7 mm. long; bracts 3- 

 seriate, nearly equal in length, the outer narrowly linear, 

 rounded, the inner oblong; ligulate florets 1-seriate, the co- 

 rollas 1.5-3 cm. long, 3-6.5 mm. wide; achenes about 2 mm. 



long. Aug.-Oct. Mountains; Honshu (Echizen, Kaga, and 



Yamato Prov.), Shikoku, Kyushu. Korea, n. China, Man- 

 churia, Siberia, and the Carpathian Mountains. 



Var. latilobum (Maxim.) Kitam. Leucanthemum sibiri- 

 cum DC; L. sibiricum var. latilobum Maxim.; C. sibiricum 

 var. latilobum (Maxim.) Komar.; C. na\tongense Nakai; C. 



erubescens Stapf.; C. rubellum Sealy Chosen-nogiku. 



Stems stout, to 1 m. long; leaves long-petiolate, ovate or 

 broadly so, truncate to shallowly cordate at base; upper leaves 

 often cuneate at the base, pinnati-cleft to -lobed, the lateral 

 lobes usually 4, oblong, obtuse, toothed or shallowly lobulate; 



heads to 8 cm. across. Aug.-Oct. Kyushu (Tsushima, 



Hirado Isl., and Isomadake in Satsuma). Korea, Man- 

 churia, and n. China. 



Var. campanulatum (Makino) Kitam. C. sibiricum var. 

 campanulatum Makino Oguragiku. Heads 3-5 cm. 



across; ligulate florets many, the corollas broad, often connate; 

 tubular florets few, the corollas to 2 cm. long; leaves broadly 

 ovate, pinnately lobed. Cultivated in our area. 



15. Chrysanthemum boreale (Makino) Makino. C. in- 

 dicum var. boreale Makino; C. lavandulaefolium sensu auct. 

 Japon., non Fisch.; Artemisia debilis Kitam.; C. seticuspe var. 



boreale (Makino) Hand.-Mazz. Aburagiku, Awa-kogane- 



GiKu. Rhizomes short; stems tufted, erect, 1-1.5 m. long, 

 branched in upper part, rather prominently white-pubescent; 

 median cauline leaves oblong-ovate, 5-7 cm. long, 4-6 cm. 

 wide, slightly cordate or truncate and abruptly narrowed at 

 base, pinnately parted, the segments 2 pairs, oblong, obtuse, 

 acutely incised-toothed, with a broad sinus at base, loosely 

 pubescent above, with dorsifixed pubescence beneath, the peti- 

 oles 1-2 cm. long; heads nearly corymbose, terminal, many, 

 about 15 mm. across, nodding after anthesis; involucres about 

 4 mm. long; bracts 3- or 4-seriate, the outer linear or narrowly 

 oblong, soft-pubescent, the inner elliptic; ligulate corollas 5-7 

 mm. long, 1.5-2 mm. wide, yellow; achenes about 1 mm. long. 



Oct.-Nov. Honshu, Kyushu (Iki and Tsushima). 



Korea, Manchuria, and n. China. 



Chrysanthemum X leucanthum Makino. Shirobana- 

 aburagiku. Hybrid of C. boreale X C. ma\inoi. 



16. Chrysanthemum okiense Kitam. C. boreale var. 

 o\iense (Kitam.) Okuyama Oki-no-aburagiku. Rhi- 

 zomes creeping; stems to 60 cm. long, often decumbent, 

 branched above, gray-pubescent; median cauline leaves charta- 

 ceous, dense, ovate, obtuse, truncate or shallowly cordate at 

 base, falsely stipulate, short-pubescent above, with soft dorsi- 

 fixed pubescence beneath, deeply pinnaticleft, petiolate, the 

 lateral lobes 2 pairs, oblong, obtuse, irregularly incised-toothed; 

 uppermost leaves spathulate, pinnatilobed or linear and entire; 

 heads many, in false imibels, 15-20 mm. across, the pedicels 

 densely white-pubescent; involucres about 5 mm. long; bracts 

 3-seriate, the outer narrowly oblong or ovate, obtuse, loosely 

 short-pubescent, the inner oblong; ligulate corollas about 8 



mm. long, 2.5 mm. wide; achenes about 1.5 mm. long. 



Nov. Honshu (Oki Isl.). 



17. Chrysanthemum indicum L. C. sabinii Lindl.; C. 



indicum var. coreanum Lev. Aburagiku, Hama-kangiku, 



Shima-kan-giku. Plant stoloniferous and with creeping rhi- 

 zomes; stems leafy, slightly decumbent with deciduous soft 

 dorsifixed pubescence; median cauline leaves chartaceous, 

 ovate-oblong, 3-5 cm. long, 2.5-4 cm. wide, slightly cordate to 

 truncate and abruptly narrowed at base, falsely stipulate, the 

 petioles 1-2 cm. long, pinnately cleft, the terminal lobe largest, 

 obtuse, the lateral lobes 2 pairs, elliptic to oblong, toothed, with 

 a narrow or rather broad sinus between the lobes, short- 

 pubescent above, with soft dorsifixed pubescence beneath; 

 heads about 2.5 cm. wide, in loose terminal corymbs, the pedi- 

 cels slender; involucres 5-6 mm. long; bracts 4-seriate, the 

 outer small, oblong or ovate, the inner shorter than the me- 

 dian; ligulate corollas yellow, 11-13 mm. long, 2.5-3 mm. 



wide; achenes about 1.8 mm. long. Oct.-Dec. Honshu 



(Kinki Distr. and westw.), Shikoku, Kyushu. 



Var. albescens Makino. C. indicum subsp. albescens (Ma- 

 kino) Kitam. Shirobana-kangiku. Ligulate corollas 



white. 



Var. iyoense Kitam. Iyo-aburagiku. Branches promi- 

 nently soft-pubescent; leaves somewhat smaller, about 4 cm. 

 long, 2.5 cm. wide, pinnately parted, the segments 2 pairs, 



