Penstemon calycosus – Smooth Beardtongue

November 17, 2017April 11, 2018

Penstemon calycosus-Smooth Beardtongue

Penstemon calycosus-Smooth Beardtongue

Botanical Family: Plantaginaceae

Bloom Time May – June

Pollen Characteristics

Dispersal Unit Monad

Aperture Number 3

Aperture Type Compound

Ornamentation Granulate

Tectum Semi-tectate

Size (um) 25

Shape Round

Pollen Color Green, Tan

Pollen Source

Nectar Source

Flower photos contributed by Mount Cuba

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