Sarracenia oreophila–Green Pitcher Plant

Botanical Family Sarraceniaceae

Bloom Time May

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 6+

Aperture Type Compound

Ornamentation Reticulate

Tectum Eutectate

Size (um) 

Shape Round

Pollen Color 

Sarcococca hookeriana–Sweet Box

Botanical Family Buxaceae

Bloom Time March – April

Pollen Characteristics

Dispersal Unit Monad

Aperture Number Inaperaturate

Aperture Type N/A

Ornamentation Reticulate

Tectum Eutectate

Size (um) 

Shape Round

Pollen Color White

Honey Bee Resources

Pollen Source • •

Nectar Source • • •

Sanguinaria canadensis – Bloodroot

Botanical Family Papaveraceae

Bloom Time March – April

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 6+

Aperture Type Porate

Ornamentation Reticulate

Tectum Eutectate

Size (um) 37

Shape Round

Sambucus canadensis – American Elderberry

Botanical Family Adoxaceae

Bloom Time June – July

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Compound

Ornamentation Microreticulate

Tectum Eutectate

Size (um) 

Shape Round

Pollen Color Yellow, Green

Honey Bee Resources

Pollen Source • •

Nectar Source •

Flower photo contributed by Mount Cuba

Philadelphus coronarius–Mock-Orange

 

Botanical Family Hydrangeaceae

Bloom Time April – May

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Colpus

Ornamentation Granulate/Perforate

Tectum Eutectate

Size (um) 

Shape Round

Pollen Color Yellow

Honey Bee Resources

Pollen Source • •

Nectar Source •

Petasites japonicus – Bog Rhubarb

Botanical Family Asteraceae

Bloom Time March – April

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Compound

Ornamentation Echinate

Tectum Eutectate

Size (um) 33

Shape Round

Pollen Color White

Honey Bee Resources

Pollen Source • •

Nectar Source • •

Pentas lanceolata – Egyptian Star Flower

Botanical Family Rubiaceae

Bloom Time July – August

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 • • •