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