Your search found 9 image(s) of flowers of Horsebalm species.
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Northern Horsebalm,
Collinsonia canadensis
An open pyramidal panicle of lemon-scented yellow flowers, per Wildflowers of the Southern Mountains (Smith, 1998).
Northern Horsebalm,
Collinsonia canadensis
Calyx zygomorphic, 2-lipped, upper lip 3-toothed, lower lip with 2 long teeth, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Northern Horsebalm,
Collinsonia canadensis
Middle lobe of lower lip lacerated; stigma 2-cleft & long-exserted; stamens 2, long-exserted, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Tuberous Horsebalm,
Collinsonia tuberosa
Flowers pale yellow to cream with thin purple streaks; lower lip fringed, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).
Tuberous Horsebalm,
Collinsonia tuberosa
The middle lobe of the corolla's lower lip is long and lacerated, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Tuberous Horsebalm,
Collinsonia tuberosa
A 2-cleft long-exserted stigma and (usually) 2 long-exserted stamens, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
Whorled Horsebalm,
Collinsonia verticillata
A 2-cleft long-exserted stigma and 4 long-exserted stamens, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).