Thalictrum rochebruneanum – Meadow Rue

Botanical Family Ranunculaceae

Bloom Time July – September

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Colpus

Ornamentation Granulate/Psilate

Tectum Eutectate

Size (um) 

Shape Round

Pollen Color Yellow

Honey Bee Resources

Pollen Source • •

Nectar Source •

Helleborus foetidus – Stinking Hellebore

 

Botanical Family Ranunculaceae

Bloom Time February – April

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Colpus

Ornamentation Granulate/Perforate

Tectum Semi-tectate

Size (um) 23

Shape Round

Pollen Color Light Yellow

Honey Bee Resources

Pollen Source • • •

Nectar Source • • •

The Helleborus foetidus is the most visited by honey bees of the Hellebore species.

Resources

Lindtner, Peter (2014). Garden Plants for Honey Bees. Wicwas Press, LLC, Kalamazoo, MI.

Eranthis hyemalis – Winter Aconite

Botanical Family Ranunculaceae

Bloom Time March – April

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Compound

Ornamentation Granulate/Perforate

Tectum Eutectate

Size (um) 42

Shape Round

Pollen Color Yellow

Honey Bee Resources

Pollen Source • • • 

Nectar Source • • • 

 

Enemion biternatum – False Rue Anemone

Botanical Family Ranunculaceae

Bloom Time March – May

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Compound

Ornamentation Granulate/Perforate

Tectum Eutectate

Size (um)

Shape Round

Pollen Color 

Honey Bee Resources

Pollen Source

Nectar Source

Flower photos contributed by Mount Cuba

Helleborus niger – Black Hellebore

Botanical Family Ranunculaceae

Bloom Time February – March

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Compound

Ornamentation Granulate/Perforate

Tectum Eutectate

Size (um)

Shape Round

Pollen Color Yellowish Tan

Honey Bee Resource

Pollen Source • • 

Nectar Source • • 

Delphinium tricorne–Dwarf Larkspur

 

Botanical Family Ranunculaceae

Bloom Time March – July

 

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Compound

Ornamentation Granulate/Perforate

Tectum Eutectate

Size

Shape Oval

Delphinium alabamicum–Alabama Larkspur

 

Botanical Family Ranunculaceae

Bloom Time  April – June

 

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Colpus

Ornamentation Granulate/Perforate

Tectum Eutectate

Size

Shape Oval