Do Macropidia and Crescentia only produce flowers?
Crescentia Crescentia (calabash tree, huingo, krabasi, or kalebas) is a genus of six species of flowering plants in the family Bignoniaceae, native to southern North America, the Caribbean, Central America and northern South America. The species are moderate-size trees growing to 10 m tall, and producing large spherical fruits, with a thin, hard shell and soft pulp, up to 25 cm in diameter.
Macron (gastropod) Macron is a genus of sea snails, marine gastropod mollusks in the family Pseudolividae.