Helianthus annus f. lenticularis
(Showy Sunflower)

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Herbarium Specimen
Herbarium Specimen

Herbarium Specimen


Whole Plant on Velvet


Stem


Lower Leaf Top

Lower Leaf Bottom


Lower Leaf Top

Lower Leaf Bottom


Lower Leaf Top Close-up

Lower Leaf Bottom Close-up


Upper Leaf Top

Upper Leaf Bottom
 


Upper Leaf Top Close-up


Upper Leaf Bottom Close-up


Flower Top

Flower Bottom


Involucre Bracts

Involucre Bract


Longitudinal Section of Flower

Chaff