Fruit and Spice Park to stay an active garden club member and develop insights on the different fruits that should be planted until she passed away in 1979. In memory of her and Preston B. Bird, South Date County renamed the Redland Fruit and Spice Park to the Preston B. Bird & Mary Heinlein Fruit and Spice Park in 1980. The park contains more than 500 varieties of fruits, nuts, and spice trees. It also includes more than 80 banana trees, 160 varieties of mango trees, more than 40 varieties of grape trees, and 70 varieties of bamboo trees. It also features guava, jackfruit,
Cyphosperma tanga A single palm tree has about 12 3 m long, undivided fronds that are held rather erect. There is no crown shaft. Old leaves often persist around the trunk giving the tree a rather tattered appearance. The green inflorescence is long and sparse, growing up to 1.5 m in length and branched to two orders. It emerges from between the leaves, and is initially erect before becoming pendulous. The fruit are oblong ellipsoidal. They turn yellowish brown when mature and grow up to 1.4 cm in length. Taqwa grows as an understorey palm on rocky volcanic soils. The palm trees