534 



ROSACEAE 



long, 2-4 cm. wide, abruptly acuminate, slightly cordate at 

 base, very rarely obsoletely 3-lobed, irregularly toothed, with 

 ascending short hairs on nerves above, with short spreading 

 hairs and appressed pubescence beneath; flowers solitary, white, 

 the pedicels 7-12 mm. long, densely short-pubescent; calyx 

 7-10 mm. long, appressed-pubescent, the tube rather broad, 

 shallowly cup-shaped, slightly depressed in the center, the 

 lobes broadly lanceolate, appressed-pubescent also on the inner 

 side; petals about 10 mm. long; fruit globose, the fruidets 



densely short-pubescent, the receptacle short-pubescent. 



Apr .-May. Honshu (Suruga Prov. and westw.), Kyushu. 

 s. Korea and China. 



18. Rubus palmatus Thunb. R. palmatoides O. Kuntze; 

 R. edulis Koidz.; R. dulcis Koidz.; R. palmatus var. palmatus 



O. Kuntze Nagaea-momiji-ichigo. Shrub, the branches 



with rather stout flat prickles, greenish, the flowering branch- 

 lets scarcely elongate, slightly pubescent while young; leaves 

 ovate to narrowly so, 3-7 cm. long, 2.5-4 cm. wide, long-acute 

 to acuminate, truncate to shallowly cordate at base, 3(-5)- 

 lobed or -cleft, rarely undivided, with irregularly acute-toothed 

 lobes, appressed-pubescent on nerves on both sides when 

 young, the petioles often prickly; flowers solitary, white, nod- 

 ding, the pedicels 5-10 mm. long, sparingly soft-pubescent; 

 calyx 10-12 mm. long, the lobes membranous, more or less 

 appressed-pubescent on both sides; petals broadly obovate, 

 much longer than the calyx-segments; fruit globose, yellow, 

 the fruitlets glabrous. Mar.-May. Hills and low moun- 

 tains; Honshu (Kinki Distr. and westw.), Shikoku, Kyushu. 

 ^Korea and China. Common and variable. 



Var. coptophyllus (A. Gray) O. Kuntze. R. coptophyllus 

 A. Gray; R. palmatus forma coptophyllus (A. Gray) O. 

 Kuntze; ? R. fauriei Lev. & Van't.; ? R. horiyoshita\ae Koidz. 



MoMiji-icHiGO. Leaves ovate to broadly so, palmately 



(3-)5-lobed to -lobulate. Honshu (centr. and n. distr.). 



Var. Idsoensis (Nakai) Ohwi. R. \isoensis Nakai 



Kiso-KMCHiGO. Leaves scarcely divided, deeply cordate at 



base, the lateral nerves many. Mountains; Honshu (centr. 



distr.) ; rare. 



19. Rubus vernus Focke. R. spectabilis subsp. vernus 



Focke; R. spectabilis sensu auct. Japon., non Pursh Beni- 



BANA-icHiGO. Unarmed shrub with pale yellowish brown 

 branches, soft-pubescent only while very young, the fertile 

 branchlets rather short; leaves membranous, 3-folioIate, the 

 leaflets loosely pubescent on both sides or only on die nferves 

 beneath, the terminal leaflet broadly rhombic-obovate, acute, 

 incised or" doubly toothed, 3-7 cm. in diameter, the stipules 

 narrowly lanceolate, the petioles pubescent; flowers solitary, 

 nodding, deep pink, the pedicels 3-6 cm. long, pubescent and 

 with a few stipitate glands; calyx 15-18 mm. long, pubescent 

 and glandular-pubescent, the tube broad, the segments ovate, 

 acute; petals ovate-orbicular, ascending to obliquely spreading, 

 15-20 mm. long; fruit globose, yellowish red, the fruitlets 

 glabrous; stones about 4 mm. long, pitted. June-July. Al- 

 pine regions; Honshu (centr. and n. distr.). 



20. Rubus nishimuranus Koidz. R. hachijoensis Na- 

 kai; R. toyorensis Koidz.; R. sacrosanctus Hatus.- Hachijo- 



KUSA-ICHIGO. Shrub with very sparingly prickly branches, 

 the prickles slender, spreading, scarcely flattened, the fertile 

 branchlets slightly elongate, 7-15 cm. long, pubescent and 

 glandular-pilose; leaves 3-foliolate or sometimes the leaflets 

 connate below in the upper ones, the terminal leaflets ovate- 

 elliptic or narrowly ovate, 5-8 cm. long, 3-5 cm. wide, acumi- 

 nate, doubly toothed, pubescent on both sides especially on the 



nerves, scarcely to very shortly petioluled, the stipules lanceo- 

 late; flowers 1 or 2, the pedicels 3-6 cm. long, pubescent and 

 glandular-pilose, often bracteate near the middle; calyx glan- 

 dular-pilose and short-pubescent, 12-18 mm. long, the lobes 

 rather thick, acuminate, densely puberulent inside; petals 

 white, ovate-orbicular, 15-20 mm. in diameter; carpels nearly 



glabrous. Apr.-May. Honshu (Kanto Distr. and Nagato 



Prov.), Kyushu (n. distr.). Bonins. 



21. Rubus minusculus Lev. & Van't. R. succedaneus 

 Nakai & Koidz.; R. rosaef alius var. tropicus forma minor Ma- 

 kino HiME-BARA-icHiGO. Shrub with slender, slightly 



flattened, acuminate prickles, and with scattered yellowish 

 sessile discoid glands on young branches, underside of leaves, 

 leaf-axis, and calyx, the branches slightly prickly, short-pubes- 

 cent while young, the flowering canes slightly elongate, spar- 

 ingly prickly; leaflets 5-7, membranous, broadly lanceolate to 

 narrowly ovate, 1-3 cm. long, acute to acuminate, short- 

 pubescent on both sides especially on nerves beneath, doubly 

 toothed, the petioles short-pubescent and with few prickles, 

 the stipules lanceolate; flowers solitary, the pedicels 2-3 cm. 

 long, short-pubescent; calyx 10-16 mm. long, short-pubescent, 

 the tube nearly flat, the lobes narrowly ovate, caudately 

 acuminate, short-puberulent inside; petals white, 12-15 mm. 

 long, broadly obovate-orbicular; fruit globose, the receptacle 

 pilose, the fruitlets glabrous; stones small, about 1.5 mm. long, 



pitted. Apr.-May. Honshu (centr. distr. and westw.), 



Shikoku, Kyushu. 



22. Rubus sorbifolius Maxim. R. asper sensu auct. Jap- 

 on., non Wall, nee Presl; R. rosaefolius var. sorbifolius 



(Maxim.) Makino Kojiki-ichigo. Shrub with rather 



stout, flat prickles and long spreading glandular hairs, the 

 branches stout, elongate, slightly prickly, glandular-pilose 

 while young and sometimes also short-pubescent, the flower- 

 ing branchlets elongate, 20-40 cm. long; leaflets (3-) 5-7, 

 membranous, narrowly ovate to broadly lanceolate, 4-8 cm. 

 long, 1.5-4 cm. wide, acuminate, rounded to obtuse at base, 

 doubly or irregularly acute-toothed, ascending-pubescent on 

 upper side especially on the nerves, glandular-pilose and often 

 slightly spreading-pubescent on nerves beneath, the petioles 

 glandular-pubescent and sparingly prickly; inflorescence a 

 terminal leafy corymbose soft-pubescent panicle with glandu- 

 lar hairs; calyx 10-15 mm. long, the lobes lanceolate-deltoid, 

 caudate, densely white-puberulent inside and on margin, 

 reflexed in fruit; petals obovate or oblong, about 10 mm. long; 

 fruit oblong, the fruitlets very many, glabrous; stones about 



1.5 mm. long, pitted. May-June. Honshu (Tokaido and 



Kinki Distr.), Shikoku, Kyushu. s. Korea, China, Formosa, 



(India ?). 



23. Rubus croceacanthus Lev. R. rosaefolius sensu 

 auct. Japon., non Smith; R. rosaefolius var. tropicus lusus 

 genuinus Makino; R. \i7io\uniensis Koidz.; R. isensis Honda; 



R. \iusianus Nakai; R. o\inawensis Koidz. O-bara-ichigo. 



Shrub, the branches with rather flat prickles and glandular- 

 pilose, often also soft-pubescent, the flowering canes short, 

 prickly; leaflets 1-5, broadly lanceolate to ovate, 2-7 cm. long, 

 1-3 cm. wide, acute or acuminate, rounded to obtase at base, 

 doubly toothed, appressed-pubescent on midrib above and on 

 nerves beneath while young, the petioles glandular-pilose, 

 prickly and slightly pubescent; flowers 1-3; calyx and pedicels 

 glandular-pilose, the calyx lobes ovate-deltoid, caudate, white- 

 tomentose inside and on the margin; petals nearly orbicular, 

 about 15 mm. in diameter; receptacles hairy near base; fruit- 

 lets glabrous, aggregated in a broadly ellipsoidal head. 



