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    台灣植物誌 第二版  Flora of Taiwan, 2nd edition    Vol. 3

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    台灣植物誌第二版  Flora of Taiwan, 2nd edition  3: 609

     71A. BRETSCHNEIDERACEAE 鐘萼木科
    LU, SHENG-YOU and YANG, YUEN-PO

    Deciduous trees. Leaves compound, odd pinnate, alternate, estipulate, the leaflets opposite. Inflorescence racemose. Flowers bisexual, perigynous; calyx tube campanulate; petals 5, imbricate, inserted on the calyx tube; stamens 8, the anthers versatile, 2 celled, longitudinally dehiscent; pistil 3 locular, the placenta axile, the ovules 2 in each locule, the style solitary. Fruit a capsule; seed subglobose.
    One genus. In the South Mainland China and Taiwan.

    1. BRETSCHNEIDERA Hemsl. 鐘萼木屬

    Characters of the family.
    A monotypic genus.

    1. Bretschneidera sinensis Hemsl. in Hooker, Ic. Pl. t. 2708. 1901; Lu, Hsu & Fan. Quart. Journ. Chin. For. 19(1): 115. 1986. 鐘萼木 Pl.313, Photo 42
    Deciduous trees; branchlets velutinous with brown hairs. Leaves odd pinnate, 25-50 cm long, alternate, estipulate; petioles 8-12 cm long; leaflets opposite, 7-14 cm long, 3-5 cm wide, elliptic to ovoid elliptic, acute at the apex, oblique and obtuse at the base, green at the adaxial side, slightly pubescent with white hairs at the abaxial side. Inflorescence racemose, terminal, 20-35 cm long, velutinous with brown hairs; flowers bisexual, slightly zygomorphic, perigynous; pedicels about 1.5-2 cm long; calyx tube campanulate, about 1.5 cm long, slightly 5 lobed, velutinous at the dorsal side; petals 5, imbricate, pink, obovate, about 2.5 cm long and 1.5 cm wide, inserted on the calyx tube, slightly pubescent; stamens 8, 1.5-2 cm long, the anthers versatile, 2 celled, longitudinally dehiscent, the filaments haired at the base; pistils 1; ovary 3 locular, haired, the style 1, slightly curved, the stigma capitate. Fruit a capsule, ovoid, slightly compressed, about 3 cm long, slightly pubescent with brown hairs; seeds red, ellipsoid globular, about 1 cm across.
    Chromosome numbers 18 (2n).
    Central and Southern China including Yunnan, Kuangsi, Kuangtung, Chiangsi, Chechiang, Hunan, Hupei, Kueichow, and Szechuan. In Taiwan, appearing in the secondary or shrubby forests, or at open areas at low altitudes in the northern part.
    TAIPEI: Chihsinshan (Matsao) Lu s. n. 1981; Chingkuashih, Lu 16609; Houtung, Lu s. n. ILAN: Su ao, Lu et al. 24088.