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Thin-leaved Coneflower (Rudbeckia triloba) |
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Rudbeckia hirta Thin-leaved Coneflower is similar to Black-eyed Susan. However the basal leaves are divided into three irregular leaflets. The basal leaves of Black-eyed Susan are simple and undivided.
Rudbeckia subtomentosa Sweet Coneflower also has basal leaves divided into 3 leaflets. However Thin-leaved Coneflower has a much branched stem, the flowers are smaller with stubbier ray florets, and the leaves are not as coarse. Thin-leaved Coneflower (Rudbeckia triloba) Identification: Flowers with golden yellow ray florets. Florets relatively few in number (8 to10) and relatively stubby for the genus. Stem and leaves hairy. Upper leaves ovate and elongate with a coarsely toothed outer margin. Lower leaves divided into 3 lobes and a broad leaf stalk. Plant 2 to 5 feet in height. Distribution: Minnesota in the west to New York and New Jersey in the east. Southward to Florida and Texas. Habitat: Thin-leaved Coneflower is found in woods and thickets. Flowering period: June to October. |
Thin-leaved Coneflower (Rudbeckia triloba)
Similar Species: Black-eyed Susan (Rudbeckia hirta) Sweet Coneflower (Rudbeckia subtomentosa)
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Similar Species |
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