Symplocos cochinchinensis

銹葉灰木

Symplocos cochinchinensis (Lour.) S. Moore

名彙資訊

特徵描述

典藏標本

數位照片

分布位置

相關資訊

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名彙資訊

學名發表文獻

S. Moore, Journal of botany, British and foreign 52(6): 148. 1914. (J. Bot.)

台灣首次記錄發表文獻

Liu, Illustrations of native and introduced ligneous plants of Taiwan 2: 1045. fig. 869. 1962. (Ill. Nat. Intr. Lign. Pl. Taiwan, 台灣木本植物圖誌)

異名

Symplocos ferruginifolia Kanehira

Kanehira, Transactions of the Natural History Society of Formosa 20: 383. 1930. (Trans. Nat. Hist. Soc. Formos., 台灣博物學會會報)
Symplocos patens auct. non Presl

Ying, Technical Bulletin of the experimental forest of National Taiwan University 116: 560. 1975. pro parte.. (Tech. Bull. Exp. For. Natl. Taiwan Univ., 國立台灣大學農學院實驗林硏究報告)
Symplocos cochinchinensis (Lour.) S. Moore var. javanica (Blume) S. S. Ying

S. S. Ying, Technical Bulletin of the experimental forest of National Taiwan University 116: 559. 1975. (Tech. Bull. Exp. For. Natl. Taiwan Univ., 國立台灣大學農學院實驗林硏究報告)

各語言俗名

中

越南山礬. 鐵銹葉山礬. 乾溝灰木. 銹葉山礬.
英

Downy sweet leaf.
日

かんこうはいのき.

參考資料

Yeh-Ching Liu, Fu-Yuan Lu & Chern-Hsiung Ou, Trees of Taiwan revised . 1994. (Tr. Taiwan rev. ed., 台灣樹木誌第二版)
Yang, A list of plants in Taiwan . 1982. (List Pl. Taiwan, 台灣植物名彙)

特徵描述

生活型

tree

形態特徵

Evergreen trees; twigs gray-brown, terete, young twigs thick, rusty tomentose to glabrescent, slightly ridged below petioles; terminal buds narrowly ovoid, rusty tomentose, 7–12 mm long, apex acuminate, usually curved.
Leaves coriaceous, elliptic to narrowly elliptic, 14–25 cm long, 5–9 cm wide, apex caudate, base cuneate, margins slightly recurved, glandular dentate to crenulate with teeth, teeth 2–4 mm apart, glabrous on upper surface; pale green on lower surface, brownishly pubescent especially on midrib and nerves, sometimes glabrescent and the midrib appressed pilose, rarely rusty tomentose, midrib impressed on upper surface, prominent on lower surface, nerves 9–12(–14) pairs, distinctly prominent on lower surface, curved in parallel upwards, petiole brownish pubescent, tomentose or glabrescent, (7–)10–25(–30) mm long.
Inflorescences an axillary spikes, usually branched, 3–10(–12) cm long, axis brownish to rusty tomentose, bracts ovate 2.5–4 mm long, apex acute, bracteoles 2, ovate to depressed ovate 2.5–3 mm long, apex acute, both persistent, keeled, adaxially glabrous, abaxially with same indument as Inflorescence axis. Calyx tube glabrous, 0.5–1 mm long, limb 1.5–2(–2.5) mm long, lobes imbricate, ovate, 1.5–2(–2.5) mm long, apex obtuse, outside appressed pubescent abaxially, margin ciliate; corolla white, 4.5–6 mm long, deeply 5-lobed, lobes elliptic, tube 1–1.5 mm long; stamens 60–80, indistinctly pentadelphous; disc glabrous, annular to cylindrical; style glabrous, 4–6 mm long, ovary 3-locular, with 4 ovules 4 per in each locule.
Fruits ampulliform or globose, often with a cylindrical neck, 6–7 mm long, 6–7 mm in diam., persistent calyx lobes forming a conical beak, stones ampulliform, shallowly grooved, 5–6 mm long, 5–6 mm in diam., mesocarp thin, endocarp woody, seed 1, twice cu

分布

台灣 : only known from the Taipei district.
世界 : Japan (including the Ryukyus), China, Indo-Indochina, Thailand, Myanmar, Burma, India, the Malay Peninsula, Sumatra, Java, Borneo and New Guinea.