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Castanea crenata

茅栗

cultivated
Castanea crenata Sieb. & Zucc.
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名彙資訊

學名發表文獻

Sieb. & Zucc., Fl. Jap. Fam. Nat. II. 4(3): 324. 1846.

台灣首次記錄發表文獻

Liao, Memoirs of the College of Agriculture, National Taiwan University 12(2): 85. pl. 1. 1971.  (Mem. Coll. Agr. Natl. Taiwan Univ., 國立台灣大學農學院硏究報告)

異名

各語言俗名

  • 日本板栗. 日本栗. 栗子.
  • Japanese chestunt.
  • くり.
  • Lát chí.

參考資料

  • Yang, A list of plants in Taiwan . 1982.  (List Pl. Taiwan, 台灣植物名彙)
  • Liu, Illustrations of native and introduced ligneous plants of Taiwan . 1961.  (Ill. Nat. Intr. Lign. Pl. Taiwan, 台灣木本植物圖誌)

特徵描述

生活型

tree-shrub

形態特徵

  • Shrubs or large trees, deciduous; tree up to 15 m high, 1.2 m across; bark brownish, glabrous while young; branchlets dark-brown, sparsely gray-white-hairy, soon becoming glabrous, with white lenticels; winter buds, ovoid, dark-brown, sparsely hairy, soon.
  • Leaves alternate, narrowly-oblong to broadly lanceolate, 7.7–19.5 cm long, 3–5 cm wide, acuminate or acute at apex, rounded or subcordate and often somewhat oblique at base, echinate-serrate or crenate-serrate, pubescent beneath at least while young or nearly glabrous or pubescent only on the veins, with small lepidote-glands below, lateral veins 13–26 pairs; petioles 0.5–1.9 cm long; stipules long-triangular with serrulate margins, soon deciduous.
  • Inflorescence a catkin, about 8–26 cm long; flowers fragrant. Staminate flowers yellowish-white; perianth 5–6-cleft, 2 mm long, 3 mm wide, the lobes elliptic, nearly glabrous except central parts outside, tomentose inside; stamens 10–12, filaments 5–6 mm long, glabrous, anthers 0.4 mm long, 0.2 mm wide, glabrous; reduced ovaries, 3–4, 0.8 mm long, 0.3 mm wide, densely long-hairy. Involucre 4–5 mm long, 5–7 mm wide, 2–3 clustered at base of staminate inflorescence, scales of involucre lanceolate to broadly triangular; pistillate flowers 3, clustered in one involucre, 6 mm long, 2 mm wide; perianth 6-cleft, ovate, 1.5 mm long, 2 mm wide; ovary 4–6-celled, 1 mm long, 0.6 mm wide, styles 4–9, very long, cylindric, stigmas pointed.
  • Fruit compressed, glabrous, 5 cm long, 8 cm broad, 4 cm thick; cupules usually 4-lobed, dehiscent; spines of involucre branched, 1–1.5 cm long, somewhat hairy;nuts 2–3, rarely up to 5, enclosed in one cupule, 1.8–2.8 cm long, 2–3 cm wide, 1.5–2.2 cm thick, usually broader than high, deep-brown, lustrous; cotyledons remaining in the nut at germination.

物候

Flowering from June to July; fruits maturing from October to November.

分布

  • 台灣 : cultivated in Chitung, Hsinchu; Wushe and Meiyuen near Puli, Tatsupan near Chiayi; Shienpin, Liukuei, Kaohsiung, etc. from sea level to 2,600 m altitude.
  • 世界 : Japan, Korea and mainland China.

引證標本

CHIAYI: Tatsupan, Tomiya 25. NANTOU: Wushe, Liao 40; Meiyuen, Puli, Liao 11403. KAOHSIUNG: Shienpin, Liukuei, Yang 60, Liao 39.

引用文獻

典藏標本

共有 10 份典藏標本

    197534
    W.S.Tang
    台北 Taipei
    196349
    T.Y.Yang
    南投 Nantou
    196280
    W.S.Tang
    南投 Nantou
    144832
    Wu, Leu, Chiu
    南投 Nantou
    035759
    T.S.Liu, H.Keng
    台東 Taitung
    035762
    H.Keng
    台北 Taipei
    035761
    H.Keng
    台北 Taipei
    035760
    H.Keng
    台北 Taipei
    035557
    富谷十三雄
    嘉義 Chiayi
    115561
    Yamamoto, Mori
    南投 Nantou

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