Rhododendron viscosum – Swamp Azalea

Botanical Family Ericaceae

Bloom Time May – July

Pollen Characteristics

Dispersal Unit Tetrad

Aperture Number 0-1

Aperture Type Inaperturate

Ornamentation Psilate

Tectum Eutectate

Size (um)

Shape Round

Pollen Color 

Honey Bee Resources

Pollen Source

Nectar Source

Flower photos contributed by Mount Cuba

Rhododendron vaseyi – Pinkshell Azalea

Botanical Family Ericaceae

Bloom Time April – May

Pollen Characteristics

Dispersal Unit Tetrad

Aperture Number 0-1

Aperture Type Inaperturate

Ornamentation Psilate

Tectum Eutectate

Size (um)

Shape Round

Pollen Color 

Honey Bee Resources

Pollen Source

Nectar Source

Flower photo contributed by Mount Cuba

Rhododendron arborescens – Sweet Azalea


 

Botanical Family Ericaceae

Bloom Time April–June

Pollen Characteristics

Dispersal Unit Tetrad

Aperture Number 0-1

Aperture Type Inaperturate

Ornamentation Psilate

Tectum Eutectate

Size

Shape Round