古柯

Coca is a plant in the family Erythroxylaceae, native to north-western South America.可口可樂是南美洲西北部原生的赤蘚科的一種植物。 The plant plays a significant role in traditional Andean culture.該植物在傳統的安第斯文化中起著重要作用。 Coca leaves contain cocaine alkaloids, a basis for the drug cocaine, which is a powerful stimulant.古柯葉含有可卡因生物鹼，可卡因是一種有效的興奮劑，是可卡因的基礎。
The plant resembles a blackthorn bush, and grows to a height of 2–3 m (7–10 ft).該植物類似於黑刺灌木叢，生長到XNUMX–XNUMX m（XNUMX–XNUMX英尺）的高度。 The branches are straight, and the leaves, which have a green tint, are thin, opaque, oval, and taper at the extremities.樹枝是直的，葉子是綠色的，末端是薄的，不透明的，橢圓形的和錐形的。 A marked characteristic of the leaf is an areolated portion bounded by two longitudinal curved lines, one line on each side of the midrib, and more conspicuous on the under face of the leaf.葉子的顯著特徵是由兩條縱向曲線界定的斜切部分，其中一條線在中肋的每一側，並且在葉子的下表面更明顯。
The flowers are small, and disposed in little clusters on short stalks;花小，短莖上簇生； the corolla is composed of five yellowish-white petals, the anthers are heart-shaped, and the pistil consists of three carpels united to form a three-chambered ovary.花冠由五個黃白色的花瓣組成，花藥是心形的，雌蕊由三個心皮組成，形成一個三腔的子房。 The flowers mature into red berries.花成熟成紅色漿果。
葉子有時被飛蛾Eloria noyesi的幼蟲吃掉。