COMPOSITAE 



895 



6. Artemisia apiacea Hance. A. cawijoUa var. apiacea 



(Hance) Pampan.; .'/. thtinbergiana Maxim. Kawara-nin- 



jiN, No-NiNjiN. Biennial; stems 40-150 cm. long, glabrous, 

 much branched; radical and lower cauline leaves withering 

 before anthesis, oblong in outline, 9-15 cm. long, 3.5-5.5 cm. 

 wide, bipinnate, the primary segments oblong, spreading, 

 pectinate on upper part, the secondary segments 1.5-2 mm. 

 wide, acutely incised, dentate, glabrous on both sides, the 

 median leaves oblong, about 6 cm. long, bipinnatiparted, the 

 primary segments loose, the ultimate segments incised-dentate, 

 usually 0.5 mm. wide; heads many, in large panicles, nodding 

 in anthesis, subglobose, 3.5-4 mm. long, 5-6 mm. wide, on 

 slender pedicels; involucres globose; the bracts 3-seriate, the 

 outer narrowly oblong, slighdy shorter, the median and inner 

 oblong, equal in length, green and punctate on back, yellow- 



scarious on margin; achenes about 1 mm. long. Aug.- 



Sept. Along rivers, cultivated fields, and waste grounds; 

 Honshu, Shikoku, Kyushu. Korea, China, and Manchuria. 



7. Artemisia fukudo Makino. Fukudo, Hama-yomogi. 

 Biennial or a short-hved perennial; stems 30-50 cm. long, 

 purplish, cobwebby while young, much branched from the 

 base; radical leaves thick, rosulate, withering before anthesis, 

 14-21 cm. long inclusive of the petiole, flagellate, palmately 2- 

 or 3-parted, the segments linear, about 2 mm. wide, rounded at 

 ape.x, cobwebby while young, the lower cauline leaves wither- 

 ing before anthesis, long-petiolate, 9-12 cm. long, pinnately 

 parted, the ultimate leaf segments linear, about 2 mm. wide, 

 obtuse, cobwebby while young, the upper leaves 3-lobed or 

 linear and entire, 1-3 cm. long; heads obconical, 3-5 mm. 

 long, about 4 mm. wide, in panicles; involucral bracts green, 



the median ovate-oblong, obtuse; achenes 1.2-2 mm. long. 



Sept.-Oct. Clay soils near seashores; Honshu (Kinki Distr. 

 and westw.), Shikoku, Kyushu. Korea. 



8. Artemisia keiskeana Miq. Inu-yomogi. Peren- 

 nial; rhizomes stout; sterile shoots decumbent, with a tuft of 

 rosulate leaves at the tip; median cauline leaves chartaceous, 

 obovate or spathulate, 3-10 cm. long, 1.5-4.5 cm. wide, 

 rounded at apex, cuneate, coarsely obtuse-toothed, green, short- 

 pubescent above, glandular-dotted, pale green and silky be- 

 neath; flowering stems 30-80 cm. long, branched and often 

 silky above; median leaves obovate to spathulate, 4.5-8.5 cm. 

 long, 17-40 mm. wide, obtuse, coarsely incised-dentate, cune- 

 ate at base, sometimes short-pubescent above, rather densely 

 silky beneadi, the upper leaves gradually smaller, obovate, in- 

 cised or entire; heads globose, 3-3.5 mm. long and as wide, in 

 narrow panicles, the pedicels nodding in anthesis; involucres 

 glabrous; bracts 3- or 4-.seriate, the outer smaller, about 1 mm. 

 long, broadly ovate, obtuse, the median elliptic, green on back; 



style branches acuminate; achenes about 2 mm. long. 



Aug.-Oct. Mountains; Hokkaido, Honshu, Shikoku, Kyushu. 

 Korea, Manchuria, and n. China. 



9. Artemisia glomerata Ledeb. A. leontopodioidcs 



Fisch. ex Bess.; A. ctirilensis Spreng. ex Bess. Haha-ko- 



Yo.MOGi. Rhizomes creeping, 1-3 nun. across; stems 7-15 

 cm. long, slender, densely white -silky, short-branched above; 

 leaves of the sterile shoots radical, obovate or flabellate in 

 outline, 1.2—4.6 cm. long, dilated and clasping at base, petioles 

 5-32 mm. long, bipalmately cleft, die segments linear, about 

 1 mm. wide, obtuse, densely silky on both sides, the median 

 leaves spathulate or flabellate, 13-20 mm. long, 3- or 4-cleft or 

 bipalmately cleft, densely silky, die petioles winged, the upper- 

 most leaves often oblong, 2-2.5 mm. wide, entire; heads glo- 



bose-campanulate, about 5 mm. long, 4-4.5 mm. wide, in 

 dense corymbs, pedicelled; involucres densely silky, the bracts 

 3-seriate, equal in length, elliptic to obovate-oblong; achenes 



about 1.5 mm. long. Aug. Rocky cliffs in alpine regions; 



Honshu (Mount Nishikoma and Kotadake). Sakhalin, 



Kuriles, Siberia, Kamchatka, and Alaska. 



10. Artemisia trifurcata Steph. ex Spreng. A. hctero- 



phylla Bess.; A. trifurcata var. heterophylla (Bess.) Kudo 



Nagae-haha-ko-yomogi. Rhizomes stout, slightly branched; 

 stems tufted, 12-16 cm. long, gray-silky, branched above; 

 rosulate leaves of the sterile shoots to 8 cm. long, densely gray- 

 silky on both sides, bipalmately divided, long-petiolate, the 

 median cauline leaves 1.5-2.5 cm. long, 6-12 mm. wide, 

 palmately 3- to 5-sected, densely silky on both sides, the seg- 

 ments obtuse, about 1 mm. wide, the petioles 6-11 mm. long, 

 the upper leaves linear, 2-2.5 mm. wide; heads in corymbose 

 racemes, long-pedicellate, nodding in anthesis, about 4.5 mm. 

 long, 6.5 mm. wide; involucres densely silky, subglobose, the 

 bracts 2-scriate, equal in length, elliptic, rounded; achenes 

 about 2 mm. long. Aug. Hokkaido (Mount Daisetsu). 



Var. pedunculosa (Koidz.) Kitam. A. glomerata var. 



pedunculosa Koidz.; A. yezoensis Tatew. & Kitam. Ezo- 



haha-ko-y'omogi. Heads larger, about 8 mm. across, with 



30 to 40 florets. Kuriles, Kamchatka, Siberia, and N. 



America. 



11. Artemisia laciniata Willd. A. sacrortim var. ma- 

 jor forma japonica Pampan.; A. laciniata var. glabriuscula 



forma dissecta Pampan. Shikotan-yomogi. Rhizomes 



decumbent, stout, woody; stems 25-40 cm. long, cobwebby 

 while young, branched above; rosulate leaves of the sterile 

 shoots oblong in oudine, 12-18 cm. long inclusive of the peti- 

 oles, 5.5-6 cm. wide, bipinnate, green above, appressed-silky 

 beneath, the primary segments about 8 pairs, elliptic, the sec- 

 ondary segments oblong, pinnaticleft, the ultimate segments 

 acute, 0.5-0.7 mm. wide, the median leaves similar to the 

 radical but smaller, short-petiolate, the uppermost leaves lin- 

 ear and small; heads globose, 2.5-4 mm. long, 4-6 mm. wide, 

 pedicelled, in a narrow panicle; involucres glabrous; bracts 

 4-seriate, the outer 2.5 mm. long, broadly ovate, the median 



and inner broadly elliptic; achenes about 1.2 mm. long. 



Aug.-Oct. Hokkaido (Nemuro Prov. and Rebun Isl.). 



s. Kuriles, Sakhalin, Korea, Manchuria, China, India, Siberia, 

 and Europe. 



12. Artemisia pedunculosa Miq. Miyama-otoko-yo- 

 mogi. Rhizomes 2.5-6 mm. thick; plant stoloniferous; 

 stems 15-35(-45) cm. long, silky-pubescent while young, usu- 

 ally purplish, short-branched above; rosulate leaves of the 

 sterile shoots chartaceous, obovate-spathulate, 2.7-9 cm. long, 

 13-23 mm. wide, rounded at apex, incised-toothed, green 

 above, silky-pubescent beneath, winged-pedolate, the radical 

 leaves of flowering stems withering before anthesis, the median 

 leaves sessile, oblanceolatc-spathulate, 2.5-6 cm. long, 6-16 

 mm. wide, rounded at apex, gradually narrowed at base, 

 obtusely incised-toothed; heads subglobose, about 6 mm. long, 

 8-10 mm. wide, nodding in anthesis, long-pcdicelled, in simple 

 or compound racemes; involucres glabrous, the bracts nearly 

 equal in length, 3-seriatc, ovate-elliptic to elliptic, yellowish; 



achenes about 2 mm. long, short-pilose while young. Aug.- 



Sept. Alpine; Honshu (centr. distr.). 



13. Artemisia sinanensis Yabe. Takane-yomogi. Rhi- 

 zomes stout; stems 20-50 cm. long, rather stout, densely silky- 

 pubescent while young, short-branched above; cauline leaves 



