倒卵叶润楠Machilus obovatifolia (Hay.) Kanehira et Sasaki
倒卵叶润楠Machilus obovatifolia (Hay.) Kanehira et Sasaki
15.倒卵叶润楠 图版6: 3-8
Machilus obovatifolia (Hay.) Kanehira et Sasaki in Trans. Nat. Hist. Soc. Formosa. 20: 381. 1930; Kanehira, Formos. Trees 2201936. ——Cinnamomum obovatifotza Hay. Icon. Pl. Forrnos. 3: 161. 1913. ——Persea obovatifolia (Hay.) Kosterm. in Reinwardti 6: 193. 1962; H. L. Li, Woody Fl. TaiWan 226. 1963; C. E. Chang in Bull. Taiwan Prov. Pingt. Inst. Agr. 11: 41. 1920; et in Fl. Taiwan 2: 460, pl. 373. 1976.
小乔木。小枝无毛。叶聚生于小枝先端，倒卵形，长4-5厘米，宽1-2.5厘米，先端圆形，极少急尖，基部楔形，薄革质，两面无毛，中脉上面凹陷，下面平坦或稍凸起，侧脉每边4-5条，很纤细，小脉结成密网状，在两面形成蜂巢状浅窝穴，上面略明显；叶柄极短，常呈黑紫色。聚伞状圆锥花序短小，近顶生，长约2厘米，少花，无毛；花梗长3-4毫米；花被裂片近等大，外面无毛，里面近基部有少数毛，外轮裂片略短小，长2.4毫米；第三轮雄蕊稍长，腺体半球形，有短柄，退化雄蕊箭头形，有短柄；子房近球形。果扁球形，直径1-1.5厘米。
产我国台湾（恒春）。生于阔叶混交林中。
《Flora of China》 Vol. 7 (2008)
Machilus obovatifolia (Hayata) Kanehira & Sasaki Trans. Nat. Hist. Soc. Formosa. 20: 381. 1930.
倒卵叶润楠 dao luan ye run nan
Cinnamomum obovatifolium Hayata, Icon. Pl. Formosan. 3: 161. 1913; Machilus suffrutescens Hayata; Persea obovatifolia (Hayata) Kostermans.
Small trees. Branchlets glabrous. Bud ovoid-globose; bud scales glabrous or glabrate. Leaves clustered at apex of branchlet; petiole 5-10 mm, glabrous; leaf blade obovate, 4-5 × 1-2.5 cm, thinly leathery, glabrous on both surfaces, midrib flat or slightly elevated abaxially, concave adaxially, lateral veins 4 or 5 pairs, slightly elevated on both surfaces, veinlets distinctly reticulate, base cuneate, apex usually rounded. Inflorescences in few flowered cymose panicles, subterminal, ca. 3 cm, glabrous or glabrate. Pedicel 3-4 mm. Perianth lobes subequal, glabrous outside, puberulent to glabrate inside, outer ones ovate, smaller, ca. 1.6 mm, inner ones larger, 2-2.4 mm. Filaments barbate at base, those of 3rd series longer, glands shortly stipitate. Staminodes sagittate. Ovary subglobose. Fruit compressed globose, 1-1.5 cm in diam.
● Mixed broad-leaved forests of lowlands. S Taiwan (Hengchun).
别名：恒春桢楠;倒卵叶楠;
科名：樟科 Lauraceae
属名：润楠属 Machilus
15.倒卵叶润楠 图版6: 3-8
Machilus obovatifolia (Hay.) Kanehira et Sasaki in Trans. Nat. Hist. Soc. Formosa. 20: 381. 1930; Kanehira, Formos. Trees 2201936. ——Cinnamomum obovatifotza Hay. Icon. Pl. Forrnos. 3: 161. 1913. ——Persea obovatifolia (Hay.) Kosterm. in Reinwardti 6: 193. 1962; H. L. Li, Woody Fl. TaiWan 226. 1963; C. E. Chang in Bull. Taiwan Prov. Pingt. Inst. Agr. 11: 41. 1920; et in Fl. Taiwan 2: 460, pl. 373. 1976.
小乔木。小枝无毛。叶聚生于小枝先端，倒卵形，长4-5厘米，宽1-2.5厘米，先端圆形，极少急尖，基部楔形，薄革质，两面无毛，中脉上面凹陷，下面平坦或稍凸起，侧脉每边4-5条，很纤细，小脉结成密网状，在两面形成蜂巢状浅窝穴，上面略明显；叶柄极短，常呈黑紫色。聚伞状圆锥花序短小，近顶生，长约2厘米，少花，无毛；花梗长3-4毫米；花被裂片近等大，外面无毛，里面近基部有少数毛，外轮裂片略短小，长2.4毫米；第三轮雄蕊稍长，腺体半球形，有短柄，退化雄蕊箭头形，有短柄；子房近球形。果扁球形，直径1-1.5厘米。
产我国台湾（恒春）。生于阔叶混交林中。
《Flora of China》 Vol. 7 (2008)
Machilus obovatifolia (Hayata) Kanehira & Sasaki Trans. Nat. Hist. Soc. Formosa. 20: 381. 1930.
倒卵叶润楠 dao luan ye run nan
Cinnamomum obovatifolium Hayata, Icon. Pl. Formosan. 3: 161. 1913; Machilus suffrutescens Hayata; Persea obovatifolia (Hayata) Kostermans.
Small trees. Branchlets glabrous. Bud ovoid-globose; bud scales glabrous or glabrate. Leaves clustered at apex of branchlet; petiole 5-10 mm, glabrous; leaf blade obovate, 4-5 × 1-2.5 cm, thinly leathery, glabrous on both surfaces, midrib flat or slightly elevated abaxially, concave adaxially, lateral veins 4 or 5 pairs, slightly elevated on both surfaces, veinlets distinctly reticulate, base cuneate, apex usually rounded. Inflorescences in few flowered cymose panicles, subterminal, ca. 3 cm, glabrous or glabrate. Pedicel 3-4 mm. Perianth lobes subequal, glabrous outside, puberulent to glabrate inside, outer ones ovate, smaller, ca. 1.6 mm, inner ones larger, 2-2.4 mm. Filaments barbate at base, those of 3rd series longer, glands shortly stipitate. Staminodes sagittate. Ovary subglobose. Fruit compressed globose, 1-1.5 cm in diam.
● Mixed broad-leaved forests of lowlands. S Taiwan (Hengchun).