Ranunculaceae 



441 



17B. Leaflets narrowed above, acuminate, rounded to shallowly cordate; anthers J^ to ^ as long as the filaments. 



17. C. meyeniana 

 16B. Leaves pinnately compound, or if trifoliolatc, the petiolules of the terminal leaflet much longer than the others. 



ISA. Plant gray-green to sordid-green when dry; sepals oblanceolate; achenes 7-10 mm. long 18. C. maximowicziana 



18B. Plant purplish-brown when dry; sepals oblong-lanceolate; achenes oblong or rhombic-oblong, about 5 mm. long. 



1 9 C. fujisanensis 



1. Clematis ochotensis (Pall.) Poir. Atragene ochoten- 

 sis Pall.; C. alpina var. ochotensis (Pali.) O. Kuntze; A. alpina 



var. ochotensis (Pall.) Kegel & Tiling Miyama-hansho- 



zuRU. Slender scandent herb, woody at base, die young 

 shoots loosely pubescent, the flowering branches usually short, 

 with a pair of leaves; leaves usually twice ternate, pedoled, the 

 leaflets broadly lanceolate to ovate-orbicular, 2.5-8 cm. long, 

 1.5-4 cm. wide, acuminate, pedoluled, somedmes 2- to 

 3-parted, coarsely toothed, membranous; flowers solitary, ter- 

 minal, pendulous, pubescent, campanulate, 2.5-3 cm. long, 

 usually purplish, on ebracteate peduncles 7-15 cm. long; 

 sepals 4, broadly lanceolate to narrowly ovate, narrowed 

 above; petals few, spathulate-linear, about half as long as the 

 sepals; stamens many, slightly shorter than the petals, the 

 filaments pubescent, the anthers yellow, oblong; achenes 

 broadly ovate, 3-4 mm. long, spreading-pilose; style 2.5-3 cm. 



long. June-Aug. Alpine; Hokkaido, Honshu (centr. and 



n. distr.). Kuriles, Sakhalin, Manchuria, Korea, e. Siberia, 



and Kamchatka. 



Var. fauriei (H. Boiss.) Tamura. C. alpina var. fauriei 



H. Boiss.; C. ochotensis var. ternata Nakai Komhtama- 



HANSHOZURU. Phase with once-ternate leaves. Honshu 



(n. distr.). 



2. Clematis fusca Turcz. C. \amtschatica Bong.; C. 

 jusca var. \amtschatica Kegel & Tiling; C jusca var. ajanensis 



Regel & Tiling; C. jusca var. yezoensis Miyabe Kurobana- 



hanshozuru. Rather firm perennial herb, woody at the 

 base, sometimes scandent above, more or less brownish 

 pubescent on young parts; leaves pinnate, 5- to 9-foliolate, 

 peuoled, the leaflets firm-chartaceous, narrowly to broadly 

 ovate, 2-7 cm. long, 1-4 cm. wide, entire, petioluled, those at 

 the base often 2- to 3-lobed; flowers terminal and axillary, 

 broadly campanulate, nodding, 15-20 mm. long, the terminal 

 ones bractless, die peduncle 2-7 cm. long, the lateral flowers 

 with a pair of minute bracts, the peduncles 5-15 cm. long; 

 sepals relatively thick, narrowly ovate, dark purple, dark 

 brown-villous, slightly recurved at apex; anthers hnear, about 

 4 mm. long, the filaments villous; achenes broadly ovate, with 

 obliquely spreading hairs; style about 2.5 cm. long, pale yel- 

 lowish brown, feathery. July-Aug. Grassy places; Hok- 

 kaido. e. Siberia, Kamchatka, Sakhalin, and Kuriles. 



Var. glabricalyx Nakai. Phase with less hairy reddish 

 purple sepals. 



3. Clematis stans Sieb. & Zucc. C. \ousabotan Decne.; 

 C. lavallei Decne. and var. joliosa Decne.; C. savatieri Decne.; 



C. heracleijolia var. stans (Sieb. & Zucc.) O. Kuntze Kusa- 



BOTAN. Erect dioecious short-pubescent herb often woody 

 at the base; stems 50-100 cm. long, sometimes branched; 

 leaves pedolate, ternate, the leaflets thick-chartaceous, ovate to 

 depressed-orbicular, 5-10 cm. long, 4-10 cm. wide, often 2- to 

 3-cleft, short-acuminate, with coarse deltoid teeth, the lateral 

 leaflets subsessile; cymes axillary, often forming a large ter- 

 minal panicle, the pedicels short white-tomentose; flowers 15- 

 20 mm. long, narrowly campanulate, nodding, pale purplc- 

 blue, short white-tomentose outside; sepals recurved on upper 

 half, lanceolate; stamens of staminate flowers 10-12 mm. long. 



the anthers linear, 4-5 mm. long, as long as to slightly shorter 

 than die loosely pubescent filaments; achenes elliptic, about 

 3.5 mm. long, with short ascending hairs; style about 2 cm. 



long in fruit. Aug.-Oct. Sunny places in mountains; 



Honshu. 



Var. austrojaponensis (Ohwi) Ohwi. C. austrojaponensis 



Ohwi TsuKUSHi-KUSA-BOTAN. Anthers shorter, about 3 



mm. long, the filaments 2-3 times as long as the anthers. 



Shikoku, Kyushu. 



Clematis urticifolia Kitag. Tachi-kusa-botan. Closely 

 related to C. stans, but differs in the urceolate flowers. Re- 

 ported from Honshu (Sado Isl.). Korea. 



4. Clematis speciosa (Makino) Makino. C. heraclei- 

 jolia var. speciosa Makino; C. heracleijolia var. hoo\eri Ma- 

 kino, excl. syn. O-kusa-botan. Closely resembles No. 3; 



stems stout; leaves chartaceous, petiolate, somewhat larger, 

 ternate, the leaflets ovate to broadly so, 10-18 cm. long, 4-10 

 cm. wide, short-acuminate, sometimes 2- to 3-lobed, short- 

 toothed, the lateral leaflets usually petioluled, prominently 

 oblique at base; flowers 2-2.5 cm. long; sepals linear-lanceo- 

 late, dilated above; stamens about 1/3 as long as the sepals, the 



anthers shorter than the filaments, about 3 mm. long. Oct. 



Shikoku, Kyushu. 



5. Clematis japonica Thunb. C. ternata Makino 



Hansho-zuru. Scandent, sparsely pubescent subshrub; 



leaves petiolate, ternate, the leaflets ovate or elliptic, 5-8 cm. 

 long, 2-4 cm. wide, subsessile, 3- to 5-nerved, acuminate to 

 acute, cuneate to obtuse at base, with coarse teeth especially 

 on upper half; flowers 1 to few, between the bud-scales at the 

 base of young shoots, nodding, campanulate, 2.5-3 cm. long, 

 purplish red or brownish red, the peduncles 5-10 cm. long, 

 with a pair of small bracts above the middle; sepals 4, broadly 

 lanceolate to narrowly ovate, slightly fleshy, nearly glabrous 

 except the short white-tomentose margin; stamens about half 

 as long as the sepals, the filaments flat, pubescent above; 

 achenes broadly lanceolate, about 6 mm. long, glabrous or 



sparingly pilose; style 3-3.5 cm. long. May-June. Thickets 



in mountains; Honshu, Kyushu. Forma purpureofusca 



Hisauchi. Peduncles shorter, bibracteate near base. Forma 



villosula Ohwi. Sepals yellow-villous externally, sometimes 

 divided. 



6. Clematis obvallata (Ohwi) Tamura. C. japonica 

 var. obvallata Ohwi; C. japonica forma obvallata (Ohwi) 

 Ohwi KoYA-HANSHOzuRU. Closely resembles the preced- 

 ing; bracts at the top of the peduncles, larger, often colored 



and involucrelike. Mountains; Honshu (s. Kinki Distr.), 



Shikoku. 



Var. shikokiana Tamura. Shikoku-hanshozuru. Bracts 

 smaller. Shikoku. 



7. Clematis tosaensis Makino. C. japonica var. brevi- 



pedicellata Makino Torigata-hanshozuro, Azuma-han- 



SHozuRU. Scandant subshrub closely resembling C. ja- 

 ponica; young shoots elongate, pubescent; leaflets 3; peduncles 

 1-8 cm. long, ebracteate; flowers creamy white, 2-3 cm. long; 

 sepals membranous, spathulate -oblong, slightly dilated above, 

 obtuse, white-pubescent outside, glabrous to scattered pubes- 



