Coryopteris clandonensis–Bluebeard

 

Botanical Family Lamiaceae

Bloom Time July-September

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Colpus

Ornamentation Granulate/Perforate

Tectum Eutectate

Size (um)

Shape Round

Pollen Color

Cinnamomum tamala–Indian Bay Leaf

 

Botanical Family Lauraceae

Bloom Time May-July

Pollen Characteristics

Dispersal Unit Monad

Aperture Number Multiple

Aperture Type Porate

Ornamentation Echinate

Tectum Eutectate

Size (um)

Shape Round

Pollen Color

Chionanthus virginicus – White Fringetree

Botanical Family Oleaceae

Bloom Time April – July

Pollen Characteristics

Dispersal Unit Monad

Aperture Number N/A

Aperture Type Inaperturate

Ornamentation Psilate/Granulate

Tectum Eutectate

Size (um)

Shape Round 

Pollen Color 

Honey Bee Resources

Pollen Source •

Nectar Source •

Flower photo is contributed by Mount Cuba

Chamaedaphne calyculata – Leatherleaf

Botanical Family Ericaceae

Bloom Time March – June

Pollen Characteristics

Dispersal Unit Tetrad

Aperture Number 0-1

Aperture Type Inaperturate

Ornamentation Psilate

Tectum Eutectate

Size (um)

Shape Round/Irregular 

Pollen Color 

Honey Bee Resources

Pollen Source

Nectar Source

Flower photo contributed by Mount Cuba

Chaenomeles japonica – Japanese Quince

Botanical Family Rosaceae

Bloom Time April

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Colpus

Ornamentation Striate

Tectum Eutectate

Size (um)

Shape Triangular  

Pollen Color Tan, Dark yellow, Green

Honey Bee Resource

Pollen Source • •

Nectar  Source • • •

 

Cercis canadensis – Eastern Red Bud

Botanical Family Fabaceae

Bloom Time March – June

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Compound

Ornamentation Striate

Tectum Eutectate

Size (um) 

Shape Round

Pollen Color White

Honey Bee Resource

Pollen Source •

Nectar Source • •

Cercis canadensis is important for early brood rearing.

Sources

Sammataro, D. and Harman, A. (2013). “Major Flowers Important to Honey Bees in the Northeast and Mid-Atlantic States”. AlphaGraphics, Tucson, AZ.

 

 

Cercidiphyllum japonicum – Weeping Katsura

Botanical Family Cercidiphyllaceae

Bloom Time March – May

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Poroid

Ornamentation Granulate/Perforate

Tectum Eutectate

Size (um)

Shape Round  

Pollen Color 

Honey Bee Resource

Pollen Source •

Nectar Source N/A

Cephalotaxus harringtonia–Needled Evergreen

 

Botanical Family Taxaceae

Bloom Time Non-flowering

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 0-1

Aperture Type Inaperturate

Ornamentation Psilate

Tectum Eutectate

Size (um)

Shape Round

Pollen Color

Celtis occidentalis–Common Hackberry

Botanical Family Cannabaceae

Bloom Time March-June

 

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3+

Aperture Type Porate

Ornamentation Psilate

Tectum Eutectate

Size 

Shape Round 

Catalpa bignonioides – Southern Catalpa

 

Botanical Family Bignoniaceae

Bloom Time April – July

Pollen Characteristics

Dispersal Unit Polyad

Aperture Number 0-1

Aperture Type Inaperturate

Ornamentation Granulate/Perforate

Tectum Eutectate

Size (um)

Shape Round

Pollen Color Yellow

Honey Bee Resources

Pollen Source •

Nectar Source • •