Saxifragaceae ; Pittosporaceae 



515 



5-lobed, the lobes acute to obtuse, doubly toothed, the petioles 

 5-10 cm. long; racemes 5-8 cm. long, 10- to 20-flo\vered; 

 flowers purple-red, short-campanulate, tlie bracts minute, 

 ovate, the pedicels puberulent and often sparingly glandular- 

 hairy; ovary glabrescent or glabrous; calyx-limb as long as the 

 lobes, the lobes obovate, truncate-rounded at the tip, often 



puberulent on back; berry red, globose, about 7 mm. long. 



June-July. Hokkaido. s. Kuriles and Sakhalin. 



8. Ribes triste Pall. Tokachi-sucuri, Chishima-suguri. 

 Procumbent shrub; leaves membranous, suborbicular, 5-10 cm. 

 wide, cordate, glabrous on upper side, glabrate or slighdy 

 pilose beneath, 3- to 5-lobed, the lobes acute to obtuse, coarsely 

 toothed, the petioles usually pilose; racemes to 3.5 cm. long, 

 glandular-hairy; flowers purplish, sometimes greenish, rotate; 

 caljfx-lobes obliquely spreading, orbicular; berry dark red, 



6-8 mm. across. Hokkaido. e. Asia, s. Kuriles, and 



Sakhalin. 



9. Ribes sativum Syme. R. rubmm sensu auct. Japon., 

 non L. Aka-sucori. Erect shrub, the branches some- 

 what glandular-hairy when young; leaves suborbicular, 3-7 

 cm. in diameter, cordate, nearly glabrous on upper side, short- 

 pilose beneath especially on the nerves, the lobes acute to ob- 

 tuse, irregularly toothed, the petioles 3-6 cm. long, short-pilose; 

 racemes nodding, rather many-flowered, nearly glabrous, the 

 bracts ovate, minute; flowers rotate, the receptacle swollen, 



5-angled; anther-locules distant; berry red. Apr.-May. 



Cultivated in our area. Europe. 



10. Ribes horridum Rupr. R. lacustre Poir. var. horri- 



dum (Rupr.) Jancz. Kuro-mi-no-hari-suguri. Shrub, 



the branches elongate, yellowish, slightly lustrous, glabrous, 

 densely yellowish prickly, more so on the nodes; leaves sub- 

 orbicular, 3-6 cm. long and as wide, cordate, scattered prickly 

 on both sides, glabrous, deeply 5-cleft, the lobes acute, often 



again 3-lobed or shallowly incised, the petioles 3-6 cm. long, 

 prickly; inflorescence 5- to 8-flowered, glandular-hairy, the 

 bracts broadly lanceolate, about half as long as the pedicels; 



berry blackish red, long glandular-hairy. Hokkaido (To- 



kachi Prov.). e. Siberia, n. Korea, and Sakhalin. 



11. Ribes sinanense F. Mackawa. R. grossidarioides 



Maxim., non Steud. Suguri. Shrub with simple to 3- 



parted stout spines on the nodes, the internodes prickly; leaves 

 suborbicular, 2-3.5 cm. in diameter, truncate to subcordate, 

 slightly pilose to subglabrous on both sides, 3- to 5-cleft or 

 -lobed, the lobes obtuse to subrounded, with few coarse obtuse 

 teeth, die petioles 1.5-3 cm. long; pedicels slender, axillary, 

 1.5-3 cm. long, the bracts 2-3 mm. long, inserted at the mid- 

 dle of the pedicel; ovary glabrous to slighdy pilose; calyx 

 tubular-campanulate, the free portion about 8 mm. long, the 

 limb twice as long as the lobes, the lobes linear-oblong, yellow- 

 green, reflexed, rounded at the apex, glabrous inside, puberu- 

 lent outside; petals reddish, erect; stamens as long as die style; 

 anthers not tipped with a gland; berry red, glabrous, sub- 

 globose, about 12 mm. long. May-June. Mountains; Hon- 

 shu (centr. distr.) ; rare. 



12. Ribes grossularia L. Maru-suguri. Allied to 

 the preceding; spines simple to 3-parted; branches usually 

 puberulent while young; leaves orbicular, 2-5 cm. in diameter, 

 subcordate, usually puberulent on both sides, 3- to 5-cleft, tlie 

 lobes obtuse, coarsely toothed; flowers 1-2, greenish; ovary 

 puberulent and sometimes glandular hairy; calyx-limb about 

 as long as the lobes, hairy inside, the lobes narrowly oblong, 

 loosely puberulent outside, reflexed, rounded at apex; berry 



green, yellowish, sometimes reddish, globose to ellipsoidal. 



Apr.-May. Cultivated for the edible fruit. Europe, N. 



Africa, and Caucasus. 



Fam. 102. PITTOSPORACEAE Tobera Ka Pittosporum Family 



Shrubs or trees, sometimes scandent; leaves alternate, entire, toothed or incised, exstipulate; flowers bisexual, actinomorphic or 

 slightly oblique, white, blue, yellow, or rarely reddish, solitary and terminal, in corymbs or in panicles, rarely in axillary fascicles; 

 sepals 5, free or rarely connate at base, imbricate in bud; petals 5, imbricate in bud, usually with an erect to ascending claw, the 

 limb spreading; stamens 5, alternate with the petals, free, the anthers versatile; style simple, the stigma minute to capitate; o\ules 

 many; fruit a capsule, rarely a berry. About 10 genera, with about 200 species, mostly Australian. 



1. PITTOSPORUM Banks & Soland., ex Gaertn. Tobera Zoku 



Usually evergreen often dioecious shrubs or trees; leaves entire or undulate-toothed, short-petiolate, alternate, often aggregated 

 toward the tips of the branches, stipules absent; flowers in terminal cymes, panicles or umbels, sometimes solitary in the upper 

 axils; sepals often connate at the base; petals deciduous, usually connivent thus forming a tube on the lower portion, the 

 upper part spreading; anthers erect; ovary imperfecdy 2- to 5-locular; fruit a globose, ovoid or obovoid capsule, loculicidally 



dehiscent, the valves woody or coriaceous; seeds rather plump, often viscid. ,'\bout 160 species, in Africa, Asia, Australia, and 



the Pacific Islands. 



lA. Leaves coriaceous, rounded at apex; inflorescence a simple or branched umbel, short-pubcsccnt I. P. tobira 



IB. Leaves chartaccous, acuminate, sometimes the tip obtuse; inflorescence a fcw-flowercd simple umbel, glabrous 2. P. illicioides 



1. Pittosporum tobira (Thunb.) Ait. Euonymus tobira 



Thunb. Tobera. Large stout much-branched shrub; 



leaves narrowly obovate, 7-10 cm. long, 2-3 cm. wide, gla- 

 brous, entire and slighdy recur\ed on margin, short-petiolate, 

 lustrous and dark green above; flowers white, changing to 

 yellow, fragrant; sepals ciliate; petals spathulate, about 12 mm. 

 long; capsules subglobose, about 12 mm. across, valves 3, 

 thickened, nearly woody; seeds red. Apr.-June. Sunny 



slopes near the sea; Honshu (Kanto Distr. and wcstw.), Shi- 

 koku, Kyushu; common, often planted in gardens and for 



hedges. s. Korea, China, and Ryukyus. 



2. Pittosporum illicioides Makino. P. glabratum sensu 

 auct. Japon., non Lindl.— — Koyasu-no-ki. Glabrous green 

 shrub, the branches rather slender, grayish brown, minutely 

 lenticellate, terete; lower leaves alternate, approximate toward 

 the top, deep green and slightly lustrous above, paler beneath. 



