COMPOSITAE 



897 



panicles; achenes about 2 mm. long. Aug.-Oct. High 



mountains; Honshu (centr. and n. distr. incl. high mountains 

 of Mimasaka and Hoki Prov. in Chijgoku Distr.). 



21. Artemisia unalaskensis Rydb. A. vulgaris var. 

 \amtschatica Bess.; A. vulgaris var. coarctata sensu auct. 

 Japon., non Bess.; A. nipponica (Nakai) Pampan.; A. opulenta 

 Pampan.; A. vulgaris var. nipponica Nakai; A. verlotorum 



Hult., non Lamotte; A. pampaninii Kitam. Chishima- 



YOMOGi, Ezo-6-YOMOGi. Plant stoloniferous; rhizomes elon- 

 gate; stems 30-100 cm. long, short-pubescent toward the top; 

 median cauline leaves thinly chartaceous, 10-15 cm. long, 

 7-10 cm. wide, pinnate to bipinnately parted or cleft, the 

 petioles 13-30 mm. long, the primary segments 3 pairs, ob- 

 long, the secondary segments lanceolate, usually acuminate or 

 acute, entire or toothed, green and thinly silky-pubescent on 

 the upper side, densely grayish tomentose beneath, the upper 

 leaves gradually smaller, short-petiolate or sessile, pinnately 

 cleft, the uppermost leaves linear-lanceolate; heads campanu- 

 late or globose-campanulate, 4-4.5 mm. long, 3-5 mm. wide, 

 in a narrowly pyramidal panicle; involucres slightly cobwebby 

 and pale yellowish; bracts membranous, 4-seriate, nearly equal 

 in lengdi, the outer ovate-lanceolate, acuminate, the median 



oblong. Aug.-Sept. Alpine regions; Honshu (centr. 



distr.). Kuriles, Sakhalin, Kamchatka, and Aleutians. 



22. Artemisia stolonifera (Maxim.) Komar. A. vul- 

 garis var. stolonifera Maxim.; A. vulgaris var. /(iusiana Ma- 

 kino; A. vulgaris var. stolonijera lusus incana Regel; A. 

 integrifolia var. stolonifera (Maxim.) Pampan. Hiro-ha- 



YAMA-YOMOCI, HiRO-HA-NO-HITOTSUBA-YOMOGI. Plants Stolo- 



niferous; rhizomes long-creeping; stems 50-100 cm. long, slen- 

 der, cobwebby, glabrate, short-branched near the top; median 

 cauline leaves chartaceous, many, ovate-oblong, rarely obovate- 

 oblong in oudine, 7-14 cm. long, 4.5-8 cm. wide, acute or 

 sometimes obtuse, cuneate and falsely stipulate at base, winged- 

 petiolate, pinnately lobed to cleft, the lobes oblong, 2 pairs, 

 approximate, acute, rarely obtuse, toothed, cobwebby, becom- 

 ing glabrous above, densely gray-woolly beneath, the upper 

 leaves gradually becoming smaller; heads many, globose-cam- 

 panulate, 4-4.5 mm. long, 3-4 mm. wide, usually aggregated 

 on one side of the branched panicles; involucres cobwebby; 

 bracts 3-seriate, the outer ovate or oblong, acute, the inner 

 rounded at apex; achenes 1.8 mm. long. Aug.-Oct. Moun- 

 tains; Honshu (Chugoku Distr.), Kyushu. Korea and 



Manchuria. 



23. Artemisia koidzumii Nakai. A. ursorum Hult.; A. 

 I^pidzuryiii var. arguta Kitam.; A. megalobotrys Nakai; A. 



nipponica var. megalobotrys (Nakai) Pampan. 0-wata- 



YOMOGi, Hiro-ha-urajiro-yomogi. Plants stoloniferous; rhi- 

 zomes creeping; stems stout, rarely slender, 35-100 cm. high, 

 long grayish woolly; median cauhne leaves rather thick, obo- 

 vate, 4.5-18 cm. long, 3-11 cm. wide, cuneate, with false 

 stipules at base, sessile or winged-petiolatc, pinnately cleft or 

 lobed, the lobes 2 (-3) pairs, oblong, obtuse or acute, few- 

 toothed or entire, cobwebby on the upper surface while young, 

 densely long grayish tomenlose beneath, the upper leaves 

 gradually smaller, oblong or lanceolate, acute; heads globose 

 or globose-campanulate, about 5 mm. long, 4-6 mm. wide, 

 villous; involucres densely long-pubescent; bracts 3-seriate, the 

 outer ovate, subacute, the median broadly ovate, obtuse, the 

 inner oblong, rounded. Aug.-Oct. Near seashores; Hok- 

 kaido. 



Var. megalophylla Kitam. A. megalophylla Kitam., no- 



men provis. Oba-yomogi. Larger and stouter in habit; 



leaves deeply pinnately cleft, the segments 3-lobed; heads cob- 

 webby. Honshu (Bentenjima in Mutsu). 



Var. tsuneoi (Tatew. & Kitam.) Kitam. A. tsuneoi Tatew. 



& Kitam. Mashu-yomoci. Heads smaller; leaves deeply 



pinnately cleft, 6.5-7 cm. long, the lobes 2 pairs, subentirc. 



Hokkaido (near Mashu Lake). 



24. Artemisia momiyamae Kitam. A. princeps var. 

 momiyamae (Kitam.) Hara Yuki-yomogi. Plants sto- 

 loniferous; rhizomes creeping; stems about I m. long, much- 

 branched, white-villous; lower cauline leaves rather thick, 

 falsely stipulate, oblong, about 12 cm. long, 6 cm. wide, densely 

 white cobwebby-tomentose on upper side, pinnately divided, 

 the segments 3 pairs, oblong, pinnaticleft, die median leaves 

 7-9 cm. long, 4.5-5 cm. wide, deeply pinnatisect, the segments 

 2 pairs, spreading or sometimes obliquely so, linear-lanceolate, 

 entire, acute to obtuse, cobwebby above, long white-villous 

 beneath, the upper leaves 3-parted, gradually smaller, the 

 lobes linear-lanceolate, acute; heads numerous, tubular or ob- 

 long-campanulate, about 4 mm. long, 1.5-2 mm. wide, densely 

 cobwebby, in panicles; involucral bracts 3-seriate, the outer 

 broadly ovate, the inner oblong; achenes about 1.5 mm. long. 



Oct.-Nov. Near seashores; Honshu (Sagami Prov. and 



Izu Isls.). 



25. Artemisia rubripes Nakai. A. vulgaris var. parvi- 

 fiora Maxim.; A. nipponica var. rubripes (Nakai) Pampan.; 



A. venusta Pampan. Yabu-yomogi. Plants stoloniferous; 



rhizomes stout, long-creeping; stems 1-2 m. long, nearly gla- 

 brous, much branched; median and lower cauline leaves char- 

 taceous, large, 12-21 cm. long, 9-12 cm. wide, falsely stipulate, 

 bipinnately divided, the segments many, narrow, 5-7 mm. 

 wide, acuminate, loosely toothed, green, the midrib hairy on 

 the upper side, densely gray-cobwebby beneath, the upper 

 leaves gradually smaller, pinnate or bipinnately divided, the 

 segments narrow, the uppermost leaves linear, acuminate; 

 heads numerous, small, globose-campanulate, 2-2.5 mm. long, 

 1.5 mm. wide, in compound racemes or spikes; involucral 

 bracts slightly cobwebby, 3-seriate, the outer oblong or ovate, 



obtuse, the inner oblong, rounded at apex. Aug.-Sept. 



Kyushu. Korea, Manchuria, and n. China. 



26. Artemisia montana (Nakai) Pampan. A. montana 

 var. latiloba Pampan.; A. vulgaris var. indica forma montana 

 Nakai; //. nipponica var. elata Pampan.; A. gigantca Kitam.; 



A. vulgaris var. yezoana Kudo; A. shikotanensis Kitam. 



0-yomogi, Ezo-yomogi, Yama-yomogi. Plants stoloniferous; 

 rhizomes creeping; stems 1.5-2 m. long, stout; median leaves 

 chartaceous, usually 15-19 cm. long, 6-12 cm. wide, cuneate at 

 base, winged-periolate, deeply pinnately cleft to parted, the 

 segments oblong or oblong-lanceolate, acuminate, the lateral 

 lobes 2 or 3 pairs, entire or often incised-dentate, loosely cob- 

 webby or nearly glabrous above, grayish woolly beneath, the 

 upper leaves gradually smaller, lanceolate, 3-fid or entire; 

 panicles large, the heads many, 3.5 mm. long, 3 mm. wide; 

 involucres cobwebby; bracts 3-scriate, the outer short, broadly 

 ovate, the inner oblong, rounded at apex; achenes 1.5-2 mm. 

 long. Aug.-Oct. Woods in mountains; Hokkaido, Hon- 

 shu (Kinki Distr. and easuv.). Sakhalin, and s. Kuriles. 



27. Artemisia princeps Pampan. A. vulgaris var. 

 maximou'iczii Nakai; A. plciocephala var. insularis Pampan.; 



A. montana var. nipponica Pampan.; /■/. parvula Pampan. 



YoMOGi, Kazuzaki-yomogi. Plants stoloniferous; rhizomes 

 creeping; stems 60-120 cm. long, tufted, crisped-pubescent. 



