開啟主選單

求真百科

屏東花椒

中文學名:屏東花椒

拉丁學名:Zanthoxylum wutaiense Chen

界:植物界

門:被子植物門 Angiospermae

綱:雙子葉植物綱 Dicotyledoneae

亞 綱:原始花被亞綱 Archichlamydeae

目:芸香目 Rutales

亞 目:芸香亞目 Rutineae

科:芸香科 Rutaceae

亞 科:芸香亞科 Subfam. Rutoideae

屬:花椒屬 Zanthoxylum

種:屏東花椒

分布區域:產台灣屏東縣

屏東花椒(學名 Zanthoxylum wutaiense Chen)為台灣屏東縣的特產的一種花椒。灌木,枝無毛,有鈎刺。果卵形,成熟分果瓣1-2個。產台灣屏東縣[1]

目錄

屏東花椒形態特徵

灌木,枝無毛,有鈎刺。

葉有小葉5-13片,葉軸近頂部有狹窄的翼葉;小葉對生,無柄,革質,長圓形至長圓狀披針形,長3-10厘米,寬1-2厘米,頂部漸尖,基部漸狹尖或楔尖,側脈每邊7-16條,中脈在葉片兩面凸起,葉緣有鈍裂齒,齒縫有油點。

花黃色,組成腋生圓錐花序;花梗長3毫米;雄花的花被片及雄蕊均5-8片(枚);雌花的子房卵狀長圓形,花柱短,柱頭頭狀。

果卵形,成熟分果瓣1-2個,徑約5毫米。[2]

Zanthoxylum wutaiense Chen in Taiwan Sci. 26(34): 56, f. 1. 1972; 台灣植物志3: 537. 1977.

Shrubs. Branchlets with prickles or unarmed, glabrous. Leaves 5-13-foliolate; rachis canaliculate, sides of channel rarely slightly spreading apically; leaflet blades sessile, opposite, oblong to oblong-lanceolate, 2.5-10 × 0.6-2 cm, leathery, midvein narrowly ridged adaxially, secondary veins 7-16 on each side of midvein, base attenuate to cuneate, margin crenulate, apex acuminate at least in terminal blade. Inflorescences axillary, paniculate. Flowers yellow. Pedicel ca. 3 mm. Perianth in 2 irregular series or 1 series, with 5-8 ± undifferentiated tepals. Male flowers: stamens 5-8. Female flowers: pistil subtended by columnar disk, 1(or 2)-carpelled; carpel ovoid to ellipsoid, with a conspicuous lateral oil gland; style short; stigma capitate. Fruit follicle ovoid, ca. 5 mm in diam. Fl. Apr.

● Exposed slopes in secondary broad-leaved forests; 1300-1400 m. Taiwan (Pingdong).

屏東花椒產地分布

參考來源

  1. 屏東花椒, 植物智, 2020-01-18
  2. 《中國植物志》 第43(2)卷 (1997) >> 044頁 PDF