ROSACEAE 



547 



1. Eriobotrya japonica (Thunb.) Lindl. Mespiltis ja- 

 ponica Thunb.; Crataegus bibas Lour.; Photinia japonica 



(Thunb.) Fr. & Sav. Biwa. Woolly-pubescent coarsely 



branching tree with stout branches; leaves broadly oblanceo- 

 late to narrowly obovate, 15-25 cm. long, 3-5 cm. wide, acute, 

 gradually narrowed at base, deep green, deciduous woolly- 



pubescent above, loosely toothed, sessile or the petioles about 

 I cm. long, the stipules lanceolate-deltoid; inflorescence densely 

 flowered, terminal, erect; fruit globose to pyriform, 3-4 cm. 



across, yellow. Nov .-Dec. Honshu (w. distr.), Shikoku, 



Kyushu. China. Much planted for the edible fruit. 



24. RHAPmOLEPIS Lbdl. Sharimb.m Zoku 



Evergreen glabrescent shrubs or trees; leaves alternate, petioled, coriaceous, entire or toothed, the stipules subulate; inflorescence 

 a panicle or corymb, the bracts subulate, deciduous; flowers white or reddish; calyx with the tube adnate to the ovary at base, 

 obconical or infundibuliform, the upper portion deciduous after anthesis, the lobes 5, subulate; petals 5, white to rosy clawed, 

 oblong, acute to obtuse; stamens many, inserted on the throat of the calyx-tube; ovary inferior, 2-locular; styles 2, elongate, 

 connate at base, obliquely thickened at apex, the stigma along the inner side at tip; ovules 2 in each locule, erect; berry 1- or 2- 

 locular, 1- or 2-seeded, globose, purplish black or bluish black; seeds rather large, globose. Few species, in Japan and China. 



1. Rhaphiolepis umbellata (Thunb.) Makino. Laurus 

 umbellata Thunb.; Mespilus sieboldii BL; R. japonica Sieb. & 

 Zucc; R. ovata Briot; R. umbellata forma ovata (Briot) C. K. 



Schn. Sharimbai. Shrub with stout branches brownish 



pubescent while very young; leaves coriaceous, lustrous, ovate- 

 oblong to obovate, 4-10 cm. long, 2-4 cm. wide, obtuse to 

 subacute, acute at base, loosely and obtusely toothed to nearly 

 entire, slightly recurved on margin, the veinlets slightly raised, 

 the petioles 5-20 mm. long; inflorescence erect, more or 

 less dense, 5-15 cm. long, densely brownish pubescent while 

 young, becoming glabrate in fruit; calyx-tube infundibuliform, 

 densely pubescent, the teeth deltoid to narrowly ovate, sub- 

 acute; petals obovate, 10-13 mm. long, rounded and often 



toothed at apex; fruit globose, 7-10 mm. across, lustrous. 



Apr .-June. Thickets near seashores; Honshu, Shikoku, Kyu- 

 shu. Commonly planted in hedges and parks; very variable. 

 Korea (Quelpaert Isl.) and Ryukyus. Cv. Minor. R. 



minor (Makino) Koidz. Hime-sharimbai. Densely 



branched shrub; leaves ovate-oblong, 2-4 cm. long, 12-20 mm. 

 wide, obtuse to subacute, entire or obtusely toothed; flowers 

 rather small. A garden cultivar. 



Var. integerrima (Hook. & Arn.) Rehd. R. japonica var. 

 integerrima Hook. & Arn.; R. mertensii Sieb. & Zucc; R. 



umbellata var. mertensii (Sieb. & Zucc.) Makino Maruba- 



No-sHARiMEAi. Leaves broader, broadly obovate to broadly 



elliptic, entire or with a few teeth. Honshu (centr. and w. 



distr.), Shikoku, Kyushu. 



Var. liukiuensis Koidz. R. liu\iuensis (Koidz.) Nakai 



HosoBA-SHARiMBAi. Lcaves narrower, oblanceolate to 



narrowly oblong, 5-10 cm. long, 1-2 cm. wide, acute to obtuse, 

 undulately and obtusely toothed or entire. Rarely culti- 

 vated in our area; sometimes merges with the typical phase. 

 Ryukyus, reported from Korea (Quelpaert Isl.). 



25. CHAENOMELES Lindl. Boke Zoku 



Deciduous shrubs or small trees, sometimes with spiny branches; leaves simple, short-pedoled, toothed or crenate, the stipules 

 often large in vigorous shoots; flowers solitary or fascicled, before or after the leaves, sometimes a few staminate only; calyx- 

 lobes 5, entire or serrulate; petals typically 5, large; stamens 20 or more; ovary 5-locular; ovules many in each locule; styles 5, 

 connate at base; pome rather large, with many brown seeds. Few species, in e. Asia. 



lA. Small shrub 30-100 cm. high, with long ascending-creeping base; branchlets scabrous with low verrucose tubercles; leaves obtusely 

 toothed, obtuse or subacute at apex 1. C. japonica 



IB. Erect bushy shrub 0.5-3 m. high; branchlets smooth, glabrous or slighdy pubescent while young; leaves densely and acutely toothed, 

 acute to subacute 2. C. spcciosa 



1. Chaenomeles japonica (Thunb.) Lindl. Pyrus ja- 

 ponica Thunb.; Cydonia japonica (Thunb.) Pers.; Cydonia 

 lagenaria Loisel.; Cydonia japonica var. lagenaria (Loisel.) 

 Makino; Chaenomeles lagenaria (Loisel.) Koidz.; Chaeno- 

 meles japonica var. alpina Maxim.; Chaenomeles japonica var. 

 pygmaea Maxim.; Pyrus maulei Masters; Chaenomeles japonica 

 var. maulei (Masters) Lavall.; Chaenomeles maulei (Masters) 



Lavall.; Chaenomeles alpina (Maxim.) Koehne Kusa-boke, 



Shidomi, No-boke, Ko-boke. Small shrub 30-100 cm. high, 

 creeping or ascending at base, the young branches with decidu- 

 ous short yellowish hairs leaving verrucose scars after falling, 

 the short branchlets often becoming spiny; leaves obovate to 

 broadly so, 2-5 cm. long, 1-3.5 cm. wide, rounded to subacute, 

 pale green and often lustrous beneath, glabrous on both sides, 

 narrowed at base, the petiole 3-10 mm. long; flowers scarlet, 

 about 2.5 cm. across, short-pediceled; calyx glabrous outside, 

 the teeth semirounded, ciUate; styles usually glabrous; fruit 

 subglobose, about 3 cm. across, yellowish. Apr .-May. Low 



mountains; Honshu, Kyushu. Forma alba (Nakai) Ohwi. 



C. maulei var. alba Nakai Shirobana-kusa-boke. Flow- 

 ers white. Rare. 



2. Chaenomeles speciosa (Sweet) Nakai. C. lagenaria 

 Koidz., excl. syn.; Malus japonica Andr.; Cydonia japonica 

 Loisel., non Pers.; Cydonia speciosa Sweet; Chaenomeles ja- 

 ponica var. genuina Maxim. Boke. Shrub with glabrous 



branches or with pale yellowish brown short hairs while 

 young, the short branchlets often reduced to spines; leaves 

 oblong or broadly lanceolate to ovate, 4-8 cm. long, 1.5-5 cm. 

 wide, acute to subobtuse, narrowed below to a short petiole, 

 serrulate, glabrous on both sides or more or less pubescent 

 beneath along the midrib; flowers short-pcdicclled, 2.5-3.5 cm. 

 across, scarlet or white to reddish; calyx glabrous outside, the 

 teeth semirounded to depressed-rounded, ciliate; styles gla- 

 brous or hairy at base. A much-planted Chinese shrub, 



with many cultivars of garden origin. 



