368 



Salicaceae 



Chaub. Inu-kori-yanagi. Shrub with glabrous lustrous 



branches; leaves nearly sessile, usually opposite, narrowly ob- 

 long to oblong, 3-6 cm. long, 7-20 mm. wide, rather thin, 

 glabrous, rounded to subacute, obsoletely serrulate or entire, 

 rounded to shallowly cordate, whitish beneath; staminate 

 aments 15-25 mm. long, about 7 mm. in diameter, densely 

 flowered, the bracts broadly obovate, rounded at apex, about 

 2 mm. long, loosely long-ciliate, the filaments glabrous; pistil- 

 late aments 15-30 mm. long, cylindric and densely flowered at 

 first; ovary silky, sessile; style short, the stigmas very short, 

 bifid; capsules about 3 mm. long, grayish white, with rather 



dense and appressed short hairs. Honshu, Kyushu. 



Korea. 



The following hybrids are recorded: S. X hapala Kimura 

 (5. gilgiana X S. integrd); S. X sirakawensis Kimura (5. 

 futura X S. Integra); S. X isikawae Kimura {S. vulpina 

 X S. sachalinensis) . 



31. Salix koriyanagi Kimura. 5. purpurea var. japonica 



Nakai; S. purpurea sensu auct. Japon., non L. ^Kori-yanagi. 



Shrub with glabrous, yellowish brown to brown branches; 

 leaves alternate or sometimes opposite, with petioles 2-5 mm. 

 wide, the blades linear-lanceolate, 6-8 cm. long, 5-10 mm. 

 wide, gradually acuminate at the apex, obtuse to rounded at 

 base, remotely serrate, thinly coriaceous, glabrous, deep green 

 above, glaucescent beneath, the lateral nerves many, slender, 

 rather spreading; staminate aments cylindric, densely flowered, 

 2-3 cm. long, the bracts obovate, long-hairy; anthers deep 

 purple; pistillate aments 2-3 cm. long, nearly sessile, densely 

 flowered, the bracts narrowly obovate, obtuse, about 1.5 mm. 

 long, loosely long-hairy; ovary sessile, white-villous; style and 



stigma very short, stigma bifid. Widely cultivated for 



making baskets and furniture. Korea. 



32. Salix miyabeana Seemen. S. sapporoensis Lev. 



Ezo-no-kawa-yanagi. Shrub or small tree with glabrous, 

 pale brown branches; leaves with petioles 3-8 mm. long, the 

 blades lanceolate or narrowly so, 5-15 cm. long, acuminate at 

 both ends, undulate-serrate, glabrous, glaucescent beneath; 

 staminate aments 3-5.5 cm. long, sessile, densely flowered, the 

 filaments completely connate; anthers yellow; pistillate aments 

 4-8 cm. long, short-pedunculate, the bracts ovate, densely 

 long-pubescent; ovary villous, sessile; stigma sessile, very short, 

 undivided. Hokkaido, Honshu (n. distr.). 



33. Salix gilgiana Seemen. S. gymnolepisLb/. icVan't; 

 S. purpurea var. sericea Seemen, non Wimm.; S. purpurea 



subsp. gymnolepis (Lev. & Van't.) Koidz. Kawa-yanagi. 



Shrub or small tree with elongate branches, at first short silky- 

 pubescent, soon glabrate; leaves with petioles 2-8 mm. long, 

 the blades lanceolate to narrowly so, or nearly linear, 5-12 cm. 

 long, 5-10 mm. wide, acuminate, acute at base, glabrous, 

 glaucous beneath, serrate; staminate aments 2-5 cm. long, ses- 

 sile, the bracts obovate, rounded at apex, long-hairy, about 2 

 mm. long, the filaments connate, hairy on lower half, the 

 anthers purple; pistillate aments 2-4 cm. long at an thesis, 3-5 

 cm. long in fruit; ovary appressed-pubescent, very short stipi- 

 tate; style about 0.3 mm. long, the stigma short, bifid. Hok- 

 kaido (Oshima), Honshu, Shikoku, Kyushu. Korea. 



34. Salix gracilistyla Miq. S. thunbergiana Bl. ex An- 



derss.; 5. brachystachys sensu auct. Japon., non Benth. 



Neko-yanagi. Shrub with rather thick erect branches, the 

 young branchlets with long dense whitish pubescence, glabres- 

 cent; leaves with densely pubescent petioles 5-10 mm. long, 

 the blades linear-oblong to oblanceolate, 5-12 cm. long, 1.5-3 



cm. wide, acute, obtuse to rounded at base, densely appressed 

 grayish white pubescent beneath, serrulate or nearly entire, 

 the lateral nerves prominently curved upward and elevated 

 as in the veinlets; staminate aments 3-4 cm. long, 10-12 mm. 

 in diameter, densely flowered, the bracts ovate, acuminate, 

 densely long-hairy, about 2 mm. long; pistillate aments 2-5 

 cm. long; ovary long-hairy; capsules long-pubescent; style 



slender, about 2 mm. long, the stigma very short, bifid. 



Hokkaido, Honshu, Shikoku, Kyushu. Korea, Manchuria, 



and China. 



Var. melanostachys (Makino) C. K. Schn. S. thunbergi- 

 ana var. melanostachys Makino; S. gracilistyla subsp. melano- 

 stachys Makino Kuro-yanagi, Kuro-me. Aments and 



bracts dark brown; rarely cultivated; possibly only a cultivar. 



The following hybrids are reported: S. X thaumasta Ki- 

 mura {S. gracilistyla X S. \oriyanagi); S. X yoitiana Ki- 

 mura (5. gracilistyla X S. hultenii var. angustifolia) ; S. X 

 koiei Kimura (5. gilgiana X S. gracilistyla); S. X iwahisana 

 Kimura (S. gracilistyla X S. rorida); S. X cremnophila 

 Kimura (5. gracilistyla X S. japonica); S. X turumatii Ki- 

 mura {S. ba\\o X S. gracilistyla). Salix X Hatusimana Ki- 

 mura (S. gracilistyla X S. Integra ? or X 5. \oriyanagi) is an 

 alleged hybrid. 



35. Salix graciliglans Nakai. S. na\aii Kimura 



Chosen-neko-yanagi. shrub; branches glabrous, appressed- 

 silky while young; leaves with petioles 6-10 mm. long, pubes- 

 cent or glabrous, the blades linear-oblanceolate or linear- 

 oblong, 6-10 cm. long, 1-3 cm. wide, acuminate, acute or 

 narrowly cuneate at base, glabrous above, glabrate but usually 

 pubescent beneath while young, serrulate; staminate aments 

 15-25 mm. long, 7-8 mm. in diameter, sessile, the bracts 

 about 2 mm. long, oblong, acuminate to obtuse, glabrous ex- 

 cept the long whitish hairs at base; pistillate aments 3-5 cm. 

 long; ovary densely appressed pubescent; capsules densely 

 pubescent; style 2-3 mm. long, the stigma very short, bifid. 

 Reported to occur in Honshu (Tokaido Distr.) and Shi- 

 koku. Korea. 



36. Salix buergeriana Miq. Hashi-kaeri-yanagi, Na- 

 GABO-NO-YAMA-YANAGi. Shrub Or Small tree; branches gla- 

 brous, white-pubescent while young; leaves subrhombic- 

 oblong to rhombic-obovate, sometimes broadly elliptic, acute, 

 with incurved undulate teeth on margins, obtuse to acute at 

 base, white villous or with brownish hairs while young, 

 glabrate or nearly so except the midrib, glaucous beneath; 

 staminate aments 4-7.5 cm. long, about 4 mm. in diameter, 

 short-pedunculate, the filaments pubescent below, the bracts 

 villous with long grayish fulvous hairs on both surfaces, 

 broadly ovate; pistillate aments 3-4 cm. long, about 5 mm. 

 in diameter, to 6-8 cm. long in fruit; ovary densely pubescent; 

 capsules slighriy pubescent, stipitate; style mostly elongate, the 

 stigma bifid. Kyushu. 



37. Salix harmsiana Seemen. Tsukushi-yama-yanagi. 

 Shrub or tree; branches glabrous, white-pubescent while 

 young; leaves oblong, elliptic or broadly so, acute, with in- 

 curved teeth on margin, sparsely pubescent; staminate aments 

 2.5-4 cm. long, about 6 mm. in diameter, short-pedunculate; 

 stamen I, pubescent below, the bracts ovate, obtuse, with long 

 yellow-brown hairs on both sides; pistillate aments to 27 mm. 

 long in an thesis, about 5 mm. in diameter; ovary densely 

 pubescent, stipitate; style short, the stigma bifid. ^Kyushu. 



38. Salix sieboldiana Bl. Yama-yanagi. Shrub or 

 small tree with dark brown branches; leaves with petioles 



