Refers to the vegetable okra (Abelmoschus esculentus). The name literally means 'land lotus root', likely from its cross-section resembling lotus root.
See also: オクラ
In summer, I grow okra in my garden.
陸蓮根の天ぷらはサクサクしていて美味しい。
Okra tempura is crispy and delicious.