Northern Prairie Wildlife Research Center
Aquatic and Wetland Vascular Plants of the Northern Great Plains
Agalinis Raf. -- Gerardia
Shallowly fibrous-rooted annuals, often hemiparasitic; foliage dark green
and tending to blacken upon drying; stems slender, erect, branched, 4-angled.
Leaves opposite or subopposite, sessile, often with fascicles of smaller
leaves in the axils, linear to linear-lanceolate, sparingly to conspicuously
scabrous on the upper surface. Flowers solitary from the axils of upper
leaves, on slender pedicels; calyx nearly regular, 5-lobed, campanulate
in flower to hemispheric in fruit, somewhat accrescent, lobes broadly triangular
at the base with an acuminate tip; corolla 5-lobed and weakly bilabiate,
reddish to pinkish-purple, obliquely campanulate, the lobes shorter than the
tubular portion, finely fringed with cilia; stamens 4, the lower pair
longer; style simple. Capsule globose or nearly so, surpassing
the calyx; seeds numerous, dark brown to blackish, triangular to trapezoidal,
||Pedicels 2-5 mm long, shorter than to as long as
the calyx; corolla (17)20-32 mm long.
||Pedicels 8-20 mm long, longer than the calyx; corolla
8-15 mm long.
45. Scrophulariaceae, the Figwort Family
1. Agalinis Raf. -- Gerardia
- 1. Agalinis purpurea (L.) Penn.
- 2. Agalinis tenuifolia (Vahl.) Raf
Return to Family -- Scrophulariaceae - The Figwort
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