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Sapindaceae; Sabiaceae 



1. SAPINDUS L. MuKURoji Zoku 



Trees; leaves alternate, deciduous or evergreen, leaflets entire; flowers small, actinomorphic, unisexual, in large axillary or 

 terminal panicles; sepals and petals 4 or 5; petals with 1 or 2 scales on the claw; disc annular; stamens 8-10; carpels 3, only one 

 maturing into a drupe; seeds solitary, usually globose and arillate. About 15 species, chiefly in the Tropics. 



1. Sapindus mukorossi Gaertn. S. abruptus Lour. 



MoKUROji. Large glabrous tree; leaves petiolate, odd-pin- 

 nate, the leaflets 8-12, rather coriaceous, ovate or lanceolate, 

 7-15 cm. long inclusive of the petiolules, 3-4.5 cm. wide, 

 gradually acuminate with an obtuse tip, obliquely acute at base, 

 entire, prominently reticulate-veined; panicles terminal, 20-30 

 cm. long, puberulous; flowers 4-5 mm. across, yellowish green; 



calyx-lobes and petals 4 or 5, the outer side of the latter and 

 the lower half of the stamens pubescent; fruit globose, about 

 2 cm. across, glabrous, yellowish brown, lustrous, with the 

 abortive carpels persistent on one side at base. June. Hon- 

 shu (centr. distr. and westw.), Shikoku, Kyushu. Ryukyus, 



Formosa, China to India. 



2. KOELREUTERIA Laxm. Mokugenji Zoku 



Deciduous trees; leaves alternate, odd-pinnate, sometimes bipinnate, the leaflets toothed; flowers yellow, rather large, zygomor- 

 phic, in large terminal panicles; calyx unequally 5-lobed; petals 4, lanceolate, turned upward, clawed, the limb with 2 upwardly 

 turned appendages at the cordate base; disc undulate-toothed on upper margin; stamens 8; style trifid; fruit a bladderlike in- 

 flated capsule, loculicidally dehiscent; seeds globose, black, hard. Few species in e. Asia. 



1. Koelreuteria paniculata Laxm. Sapindus chinensis 



Murray; K. paullinioides L'Herit. ^Mokugenji. Young 



branches often puberulous; leaves 25-35 cm. long, the petioles 

 3-8 cm. long, puberulent beneath while young, the leaflets 

 sessile, herbaceous, ovate, 4-10 cm. long, 3-5 cm. wide, acumi- 

 nate to acute, coarsely and irregularly toothed or incised, often 

 pinnately lobed; inflorescence paniculate, 25-35 cm. long, the 

 racemose branches elongate, spreading-puberulous; flowers 



about 1 cm. across, yellow, short-pedicelled; calyx-lobes oblong, 

 about 2 mm. long; petals obtuse, about 8 mm. long, reddish 

 at base; stamens slightly shorter than the petals, erect, the 

 filaments loosely pubescent on lower half; capsules chartaceous, 

 3-angled, 3-valvate, dehiscent, ovoid, acute, rounded at base, 

 glabrous, 4-5 cm. long, 2.5-3 cm. across; seeds about 7 mm. 

 across. July. Often naturalized near seashores and some- 

 times planted around temples of Honshu. Korea and China. 



Fam. 127. SABIACEAE Awabuki Ka Sabia Family 



Erect or scandent woody plants; leaves alternate, simple or pinnate, exstipulate; flowers bisexual or unisexual, in cymes or 

 panicles; sepals 4 or 5, sometimes 3, often connate at base, imbricate, unequal; petals 5, rarely 4, imbricate, the inner 2 often 

 small and scalelike; stamens 5, opposite the petals, perfect or the outer 3 reduced to staminodes; ovary superior, usually with a 

 disc at base, 2(-3)-locular, the ovules 2 or 1 in each locule; fruit indehiscent, l(-2)-locular; seeds solitary, the endosperm absent. 

 ^Four genera, with about 70 species, in tropical Asia and America. 



lA. Stamens all perfect; flowers solitary or in axillary cymes; scandent shrubs with simple entire leaves 1. Sabia 



IB. Inner 2 stamens perfect; flowers in terminal panicles; erect trees with simple or pinnate, toothed or entire leaves 2. Meliosma 



1. SABIA Colebr. 



Ao-KAZURA Zoku 



Evergreen or deciduous climbers; leaves simple, entire; flowers bisexual, rarely polygamous, small, in axillary cymes or solitary; 

 calyx deeply 4- or 5-lobed, the lobes imbricate; petals 5 or 4, nearly opposite the calyx-lobes, but longer; stamens 5 or 4, the 

 anthers globose ovary with 5 acutely margined discs at base; style slender; fruit 1-seeded and entire or 2-seeded and deeply 

 2-lobed, the exocarp slighdy fleshy, the mesocarp rather woody, reticulate. — About 20 species, in e. and s. Asia. 



1. Sabia japonica Maxim. Ao-kazura. Deciduous, 



scandent shrub, the branches deep green, the young branchlets 

 puberulent; leaves ovate-elliptic or ovate-oblong, 5-7 cm. long, 

 2-4 cm. wide, acute with an obtuse tip, acute to rounded at 

 base, deep green on upper side, whitish and with finely reticu- 

 late veinlets beneath, thinly spreading-pubescent on the midrib 

 beneath, the petiole bases persistent, spinelike; flowers yellow, 

 precocious, 5-merous, solitary in axils, peduncled, cup-shaped. 



nodding, 5-6 mm. across; peduncles slender, 1.5-2.5 cm. long 

 in fruit; calyx minute; petals obovate, about 3.5 mm. long; 

 stamens erect, slighdy shorter than the petals; ovary 1; style 

 gradually thickened at base, about 3 mm. long; fruit with 1 

 or 2 carpels, blue, about 6 mm. across, slightly flattened, with 

 raised reticulate veinlets when dry. Mar. Shikoku, Kyu- 

 shu. China. 



2. MELIOSMA Bl. 



Awabuki Zoku 



Evergreen or deciduous trees or shrubs with naked buds; leaves simple or pinnate; flowers bisexual, rarely polygamous, in 

 terminal or axillary panicles, relatively small; sepals 5 or 4; petals 5, unequal, the outer 3 rounded, imbricate, the inner 2 minute 

 and often bifid or scalelike, sometimes adnate with the perfect stamens; stamens 5, the outer reduced to cuplike staminodes, 

 the inner perfect, the anthers surrounded by a cup formed by the apex of the filaments; style short; fruit a small drupe, with a 

 solitary 1-seeded stone. About 50 species, in e. and s. Asia and tropical America. 



