羅比親王海棗 (5株，●分佈位置：圖書館前，書香花圃內)

棕櫚科
學名：Phoenix humilis Royle var. loureiri (Kunth) Becc.
英名：Roebelin Date Palm、Pigmy Date Palm、Dwrag Date Palm、Miniature Date Palm
別名：羅比親王椰子

葉：葉序為羽狀葉，總葉柄薄而小；2 縱列，小葉對生或互生；葉柄有黃色刺。葉形：長披針形；葉緣：全緣；葉質：表面帶濃綠色，而具有光澤，幼時稍帶有白粉；葉脈：平行脈

海棗屬常綠喬木，原產南亞。單幹直立，老熟後略彎曲，葉落時在幹上殘留脊骨狀葉痕。羽狀複葉，長披針形小葉對生，葉面濃綠色，葉背綠色，幼葉稍帶白粉，葉柄基部有刺，葉鞘有纖維。雌雄異株，肉穗花序，花黃綠色具芳香味，夏季開花。漿果卵狀橢圓形，熟時果色橘黃至紫黑色。

An evergreen tree in the genus Phoenix, native to South Asia. Single stem erect, slightly recurved when old, with spine-like leaf scars left on the stem when the leaves falling off. Leaves pinnate compound, long lanceolate, opposite, dark green above and green below, leaflets slightly white-powdered, stalk base spiny, leaf sheath fibrous. Dioecious, spadix, flowers yellow-green and fragrant, flowering in summer. Fruits are oval berries, turning from orange to purple-black when ripe. 取自台北典藏植物園