448 



Ranunculaceae 



petals 5, broadly obovate, 1.5 times as long as the sepal; 

 anthers small, elliptic; achenes glabrous. Aug. Alpine re- 

 gions; Honshu (Mount Yatsugatake in Shinano Prov.); rare. 



8. Ranunculus tematus Thunb. R. zuccarinii Miq.; 



R. extorris Hance Hiki-no-kasa. Scattered pubescent 



to glabrescent perennial herb, often with the roots thickened, 

 narrowly fusiform; stems 10-30 cm. long, few-flowered, few- 

 leaved; radical leaves petiolate, simple, 3-parted or 3-sected, 

 the segments reniform-orbicular to cuneate-obovate, often petio- 

 lulate, 1-2 cm. long, 5-15 mm. wide, sometimes again 3-lobed, 

 with few obtuse teeth or incised, the cauline leaves 1-4, sessile, 

 3-sected, the segments nearly linear, obtuse; flowers long- 

 pedicellate, yellow, 12-17 mm. across; sepals 5, spreading, 

 broadly elliptic, sparsely pubescent, concave; petals 5, obovate- 

 orbicular, 2-2.5 times as long as the sepals; anthers oblong; 

 heads of carpels ellipsoidal to globose, 5-7 mm. long, the 

 receptacles glabrous; achenes obovate-orbicular, about 1.2 mm. 

 long, glabrous, the style slender, rather short, scarcely re- 

 curved. Apr. Grassy places along rivers in lowlands; 



Honshu, Shikoku, Kyushu; rather common. Ryukyus, 



Formosa, and China. 



9. Ranunculus yakushimensis (Makino) Masam. R. 



acris var. japonicus subvar. yakushimensis Makino Hime- 



UMA-No-ASHiGATA. Glabrous or pubescent perennial herb; 

 rhizomes short; stems ascending, rooting from the lower 

 nodes, 3-8 cm. long, 1- to 2-flowered, few-leaved; radical leaves 

 cordate-orbicular or depressed-cordate, 4-8 mm. long, 5-10 

 mm. wide, 3-parted, the segments often 3-lobed, subacute, the 

 petioles l-^ cm. long, the cauline leaves petiolate or sessile, 

 lanceolate, simple or 3-parted into lanceolate segments; flowers 

 long-pedicellate, 12-15 mm. across; sepals oblong or elliptic, 

 slightly concave, glabrous to slightly pubescent; petals obovate, 



about twice as long as the sepals; anthers oblong. July-Aug. 



Kyushu (Yakushima) ; rare. 



10. Ranunculus japonicus Thunb. R. acris var. jap- 

 onicus (Thunb.) Maxim.; R. acris sensu auct. Japon., saltem 



pro parte, non L.; R. propinquus var. hirsutus A. Gray 



Uma-no-ashigata, Kimpoge. Spreading-pubescent perennial 

 herb; rhizomes short, slightly tufted; radical leaves long- 

 periolate, orbicular-cordate, obtusely 5-angled, 2.5-7 cm. long, 

 3-10 cm. wide, 3-parted, coarsely toothed and then shallowly 

 incised, the median segments cuneate-obovate, the lateral ones 

 2-fid, the cauline leaves few, similar to the radical but short- 

 petiolate or sessile, the segments slightly narrower, the upper- 

 most ones 3-parted to simple and bractlike; flowers 12-20 mm. 

 across, rather long-pedicellate; sepals 5, elliptic, pubescent, 

 spreading, concave; petals 5, 2-2.5 times as long as the sepals, 

 obovate-orbicular; anthers oblong; heads of carpels globose, 

 the receptacle globose, glabrous; achenes obovate-orbicular, 

 rather flat, glabrous, 2-2.5 mm. long, the style very short, 



slightly recurved. Apr.-June. Grassy places in lowlands 



and mountains; Hokkaido (sw. distr.), Honshu, Shikoku, 



Kyushu; common and rather variable. Korea, China, 



Ryukyus, and Formosa. 



11. Ranunculus acris L. var. nipponicus Hara. ? R. 



novus Lev. & Van't. Miyama-kimp5ge. Resembles the 



preceding, the hairs appressed to ascending, sparse; rhizomes 

 rather tufted; radical leaves much divided, the segments nar- 

 rower, acute; scapes 1-2; flowers few, 20-25 mm. across; style 

 very shortly recurved. June- Aug. Alpine regions; Hok- 

 kaido, Honshu (n. and centr. distr.) ; rather common. .? n. 



Korea. 



Var. subcorymbosus (Komar.) Tatew. R. subcorymbosus 



Komar. Kenashi-miyama-kimpoge. Stems sparsely pilose. 



Alpine areas; Hokkaido, Honshu (n. distr.). Sakhalin 



and Kamchatka. 



12. Ranunculus grandis Honda. O-uma-no-ashigata. 

 Closely resembles R. japonicus; stems 30-100 cm. long, with 

 spreading or somewhat reflexed hairs; rhizomes short; plants 

 short-stoloniferous; leaf -segments slightly narrower, subacute; 

 flowers long-pedicellate, about 20 mm. across, yellow; sepals 

 ovate-orbicular, concave; petals broadly obovate, about twice 



as long as the sepals; flower heads globose. Mountains; 



Honshu (Rikuchu Prov.). 



Var. mirissimus (Hisauchi) Hara. R. mirissimus Hisauchi 



GuNNAi-KiMPOGE. Stems 20-30 cm. long, the stolons 



elongate, the hairs spreading, denser; leaves rather deeply 

 cordate. ^May-July. Mountains; Honshu (KaiProv.). 



Var. austrokurilensis (Tatew.) Hara. R. acris var. austro- 

 \urilensis Tatew.; R. transochotensis Hara; R. grandis var. 

 transochotensis (Hara) Hara; R. grandis var. ozensis Hara 



Shikotan-kimpoge. Plant rather slender, 25-50 cm. 



high, the hairs appressed, the pedicels elongate, the style short, 

 recurved. June-Aug. Lowlands to the mountains; Hok- 

 kaido, Honshu (Ozegahara in Shimotsuke). A variable 



species, occurring also in the Kuriles, Kamchatka, n. Korea, 

 and Manchuria. 



13. Ranunculus franchetii H. Boiss. Ezo-kimpoge. 

 Nearly glabrous perennial, 15-20 cm. high, with numerous 

 horizontally spreading roots; radical leaves few, long-petio- 

 late, orbicular-cordate, 2-2.5 cm. long, 2.5-4 cm. wide, pal- 

 mately parted, the median segments cuneate, the lateral ones 

 again 2- to 3-lobed, these deeply incised or sometimes coarsely 

 toothed, the ultimate lobes subobtuse; stems 1- to 3-flowered, 

 the cauline leaves sessile, 3-sected, the lateral segments 2-parted, 

 all the segments broadly linear to lanceolate, entire or few- 

 toothed, subobmse; flowers yellow, about 20 mm. across; 

 sepals 5, narrowly ovate, concave, glabrous or scattered-pubes- 

 cent; petals obovate, about twice as long as the sepals; anthers 

 narrowly oblong; achenes plump, puberulent. May. Hok- 

 kaido. ^Manchuria, n. Korea, Amur, and Sakhalin. 



14. Ranunculus repens L. Hai-kimpoge. Stoloni- 

 ferous perennial herb, scattered-pubescent; rhizomes short; 

 radical leaves long-petiolate, ternate, the leaflets petiolulate, 

 broadly ovate, 4-8 cm. long and as wide, 3- to 5-parted, the 

 segments acute, again 2- to 3-fid, incised and coarsely toothed; 

 stems 20-50 cm. long; cauline leaves short-petiolate or sessile, 

 with a stipulelike membrane at base of the petiole on each 

 side; flowers yellow, 15-22 mm. across; sepals ovate, spread- 

 ing, slightly concave, nearly glabrous to appressed-pubescent; 

 petals 5, about twice as long as the sepals, broadly obovate; 

 heads of carpels globose, the receptacle short, scattered short- 

 pilose; achenes obovate, about 3 mm. long, with an indis- 

 tinct ridge along the margin, the style rather thick, short, 



slightly recurved. May-June. Wet places in lowlands, 



especially near seashores; Hokkaido, Honshu (centr. and n. 

 distr.). Cold regions of Eurasia and N. America. 



15. Ranunculus chinensis Bunge. Ko-kitsune-no-bo- 

 TAN. Perennial herb with spreading coarse hairs; rhizomes 

 short; stems rather stout, erect, branched, 40-80 cm. long; 

 radical leaves few, long-petiolate, 2- to 3-parted, the segments 

 cuneate, subacute, 2-4 cm. long, 5-10 mm. wide, again 2- to 

 3-fid, incised and coarsely toothed; flowers 6-8 mm. across, 

 several to rather many, the pedicels appressed-pubescent; 

 sepals narrowly ovate, reflexed; petals 5, nearly as long as the 

 sepals, narrowly obovate; heads of carpels oblong or narrowly 



