栏目

野桂花Osmanthus yunnanensis (Franchet) P. S. Green

野桂花Osmanthus yunnanensis (Franchet) P. S. Green

别名:滇木犀;滇木犀榄;云南桂花;滇桂;滇桂花;

科名:木犀科 Oleaceae

属名:木犀属 Osmanthus

《中国植物志》第61卷101页
  14.野桂花(中国高等植物图鉴)云南桂花(云南植物志)图版28:2-4
  Osmanthus yunnanensis (Franch.) P. S. Green in Not. Bot. Gard. Edinb. 22 (5):495. 1958; 中国高等植物图鉴3: 354, 图4662. 1974; 云南植物志4: 622. 1986; 西藏植物志3: 879. 1986.——Pittosporum yunnanense Franch. in Bull, Soc. Bot. France 33:415. 1886. ——Osmanthus forrestii Rehd. in Not. Bot. Gard. Edinb. 14: 20. 1923 et Man. Cult. Trees & Shrubs ed. 2, 789. 1940; 陈嵘, 中国树木分类学1020. 1937; Bean, Trees & Shrubs Brit. 151. ed. 7, 2:379. 1951. ——O. forrestii var. brevipedicellatus Hand. Mazz. Symb. Sin. 7: 1006. 1936——O. rehderianus Hand. -Mazz. l. c. 7: 1006. 1936. ——O. rehderianus var. tenianus Hand. -Mazz. l. c. 7: 1006. 1936.
  常绿乔木或灌木,高3-6米,最高可达10米;树皮灰色。小枝光滑,淡棕黄色或灰白色,具稀疏皮孔,幼时被柔毛。叶片革质,卵状披针形或椭圆形,长8-14厘米,宽2.5-4厘米,先端渐尖,基部宽楔形或近圆形,全缘,或具20-25对尖齿状锯齿,腺点在两面均呈针尖状突起,稀呈黑色小点,中脉在两面凸起,侧脉10-12对,与小脉连接呈网状,在上面不明显,下面明显凸起或在全缘叶上不明显凸起,干时常呈黄色;叶柄长0.6-1(-1.5)厘米,无毛或稀被毛。花序簇生于叶腋,每腋内有花5-12朵;苞片形大,长2-4毫米,无毛,边缘具明显睫毛,干时常呈黄色;花梗长约1厘米,无毛;花芳香;花萼长约1毫米,裂片极短,先端啮蚀状或全缘;花冠黄白色,长约5毫米,花冠管极短,裂片深裂几达基部,椭圆形或宽卵形;雄蕊着生于花冠裂片基部,花丝长约1.5毫米,花药长约2.5毫米,药隔在花药先端延伸成极小突起;雌花中雌蕊长约3.5毫米,花柱长1-1.5毫米。果长卵形,长1-1.5厘米,呈紫黑色。花期4-5月,果期7-8月。
  产于云南、四川、西藏等地。生海拔1350-2 800米的山坡或沟边密林中,或混交林中。模式标本采自云南鹤庆。

《Flora of China》 Vol. 15 (1996)
Osmanthus yunnanensis  (Franchet) P. S. Green
野桂花   ye gui hua
Pittosporum yunnanense Franchet, Bull. Soc. Bot. France 33: 415. 1886; Osmanthus bambusifolius H. T. Chang; O. brevipetiolatus H. T. Chang; O. forrestii Rehder; O. forrestii var. brevipedicellatus Handel-Mazzetti; O. liangshanensis H. T. Chang; O. polyneurus H. T. Chang; O. rehderianus Handel-Mazzetti; O. rehderianus var. tenianus Handel-Mazzetti.
Trees or shrubs 3-6(-10) m. Branchlets smooth, puberulent at first. Petiole 6-10(-15) mm, glabrous or rarely hairy; leaf blade ovate-lanceolate or elliptic, 8-14 × 2.5-4 cm, leathery, base broadly cuneate or subrounded, margin entire or with 20-25 pairs of sharp teeth 2-3 mm, apex acuminate; midrib raised on both surfaces; primary veins 10-12 on each side of midrib, abaxially raised. Cymes fascicled in leaf axils, 5-12-flowered; bracts 2-4 mm, glabrous, margin ciliate. Pedicel ca. 1 cm, glabrous. Calyx ca. 1 mm; lobes apically erose or entire. Corolla yellow-white, ca. 5 mm, almost parted to base; lobes elliptic or broadly ovate. Stamens attached to base of corolla lobes; connective apically projecting into a minute appendage. Drupe purple-black, long ovoid, 1-1.5 cm. Fl. Apr-May, fr. Jul-Aug.
* Dense woods, mixed forests on slopes, ravines; 1400-2800 m. Sichuan, Xizang, Yunnan

TOP