Create a medium-sized angiosperm plant with the following characteristics

Create a medium-sized angiosperm plant with the following characteristics: middle root, big, strong and resistant, capable of storing large amounts of water and nutrients, and resistant to toxins. The stem should be of medium thickness, be covered in sharp thorns, and have a hard, thick shell. The leaves are small, serous, needle-shaped and covered in hair, with high efficiency in water retention and photosynthesis. The flowers are small and white. The fruits are large, grow towards the root, have light coloring, are tasty and rich in nutrients. The seeds are sweet, but poisonous.