NAME: Pseudobombax ellipticum (K. Kunth) A. Dugand Sy = Bombax ellipticum K. Kunth
PLANT FAMILY: Bombacaceae
COMMON NAME: cotton tree
POLLINATION SYNDROME: Anemophilous and Entomophilous
SIZE: SHAPE: Triangular in polar outline
FLOWERING DATE: February - March in Texas
NOTES: This species is native to Mexico. It occurs only in the subtropical regions of the United States as a horticultural plant. It is sensitive to cold and will freeze in sever winters. The flowers have exserted stamen indicating it is Anemophilous (wind pollinated). However, it is visited by honeybees and other insects.
The pollen grain's aperture is shown in the micrograph. The "lips" are the colpus, and the "teeth" are the pore. The "eyes" are debris that accidentally stuck to the pollen grain.