栏目

贵州木瓜红Rehderodendron kweichowense Hu

贵州木瓜红Rehderodendron kweichowense Hu

别名:矩圆果芮德木;云南木瓜红;滇芮德木;毛果木瓜红;蒋氏芮德木;

科名:安息香科 Styracaceae

属名:木瓜红属 Rehderodendron

《中国植物志》第60(2)卷135页
  1.贵州木瓜红(中国树木分类学)毛果木瓜红(中国高等植物图鉴),矩圆果芮德木、蒋氏芮德木、滇芮德木(中国植物图谱)图版46:1-6
  Rehderodendron kweichowense Hu in Sinensia 2: 109. f. 1-5. 1932 et in Bull. Fan Mem. Inst. Biol. 3: 320. Pl: 1.7. f. 65. 1932; 陈嵘,中国树木分类学1001. 图886. 1937; Chun in Sunyatsenia 4(3-4):257. 1940;中国高等植物图鉴3:334. 图4621. 1974; S. M. Hwang in Acta Phytotax. Sin. 18(2): 166. 1980.——R. tsiangii Hu et Cheng in Bull. Fan Mem. Inst. Biol. 5: 313. 1934; Hu et Chun, Icon. Pl. Sin. 5: 43. Pl. 243. 1937.——R. yunnanensis Hu in Bull. Fan Mem. Inst. Biol. 6(4): 176. 1935; Hu et Chun,op. cit. 5: 44. Pl. 244. ——R. praeteritum Steumer in Fedde,Repert. Sp. Nov. 38:208. 1935; Hu et Chun, op, cit. 242. Pl. 242: 中国高等植物图鉴3: 334, 1974.
  乔木,高达15米,胸径约30厘米;树皮灰褐色,平滑,嫩枝有棱,被毛,老枝圆柱形,无毛;冬芽卵状长圆形,褐色,长5-6毫米,最外面的鳞片密被黄褐色星状短柔毛。叶膜质或纸质,椭圆形或倒卵状椭圆形,长12-2 0厘米,宽5-9.5厘米,顶端短渐尖或急尖,基部圆形或宽楔形,边缘有疏离的锯齿,稍内卷,上面绿色,下面灰绿色,上面叶脉密被黄褐色星状短柔毛,其余无毛或疏被毛,下面叶脉密被黄褐色或灰褐色星状短柔毛,其余密被短绒毛,侧脉每边8-12条,和网脉在下面均明显隆起;叶柄粗壮,长约1厘米,密被黄褐色星状绒毛。圆锥花序或总状花序,生于去年小枝的叶腋,长6-10厘米,有花6-1.5朵或更多,花序梗和花梗均密被黄绿色星状绒毛;花白色,长1.2-1.5厘米;花梗长3-6毫米;小苞片钻状,长1.5-3厘米,早落;花萼杯状,高约3毫米,宽约2毫米,外面密被黄绿色星状绒毛,有棱,萼齿三角形;花冠裂片倒卵状椭圆形或长圆形,长约1.3厘米,宽约5毫米,顶端圆形,两面密被星状短柔毛;雄蕊伸出花冠,花丝外面被白色星状长柔毛,花药5长5短1,长2-3毫米。果实长圆形.或长圆状椭圆形,稍弯,长5-7.5厘米,宽3-4.5厘米,密被灰黄色或黄褐色星状绒毛,有10-12棱,棱间有粗皱纹,顶端具凸尖,外果皮厚约1毫米,中果皮纤维状木栓质,厚达1厘米,内果皮木质,向中果皮放射形成许多间隙;种子2-4颗,圆柱形,长约2厘米。花期3-5月,果期8-9月。
  产云南东南部、贵州(榕江、独山)、广西(那坡、大苗山)和广东(云浮)。生于海拔500-1500米密林中。模式标本采自贵州独山。越南北部也有。

《Flora of China》 Vol. 15 (1996)
Rehderodendron kweichowense  Hu
贵州木瓜红   gui zhou mu gua hong
Rehderodendron praeteritum Sleumer; R. tsiangii Hu & Cheng; R. yunnanensis Hu.
Trees to 15 m tall. Trunk to 30 cm d.b.h. Branchlets stellate pubescent or glabrous. Winter buds ovate-oblong, 5--6 mm. Petiole ca. 1 cm; leaf blade elliptic to ovate-elliptic, 12--20 X 5--9.5 cm, abaxially densely brownish stellate tomentose, adaxially densely brownish stellate pubescent on veins, base rounded to broadly cuneate, margin remotely serrate, apex shortly acuminate to acute, secondary veins 8--12 pairs, tertiary veins reticulate and raised. Inflorescences racemes or panicles, 5--16-flowered, 6--10 cm. Pedicel 3--6 mm. Flowers 1.2--1.5 cm. Calyx ca. 3 X 2 mm, densely yellow stellate tomentose, teeth deltoid. Corolla lobes oblong to obovate-elliptic, ca. 13 X 5 mm. Filaments white stellate villose. Fruit cylindrical to cylindrical-ellipsoid, slightly curved, 5--7.5 X 3--4.5 cm, 10--12-ribbed, coarsely rugose between ribs, densely gray-brown to brownish stellate tomentose, exocarp ca. 1 mm thick, mesocarp ca. 1 cm thick, endocarp 3--4 mm thick. Seeds 2--4, cylindrical, ca. 6 mm. Fl. Apr-May, fr. Aug-Sep.
Dense forests; 500--1500 m. Guangdong, Guangxi, Guizhou, SE Yunnan [Vietnam].

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