Northern Prairie Wildlife Research Center
Aquatic and Wetland Vascular Plants of the Northern Great Plains
Lobelia L. -- Lobelia
Perennial or biennial plants with irregular flowers in terminal bracteate racemes.
Corolla sometimes showy, white, pale blue or dark blue, often with white
or yellow markings, bilabiate, the 2 lobes of the upper lip erect or projecting
forward, the 3 lobes of the lower lip spreading, the corolla split to the base
along the upper side between the lobes of the upper lip, the anthers projecting
through the cleft; stamens fused to form an upward-arching tube around
the style, the anthers usually colored, the lower 2 bearded at the tip; ovary
2-celled. Capsule dehiscing at the top.
McVaugh, E. 1936. Studies in the taxonomy and distribution of the eastern
North American species of Lobelia. Rhodora 38:241-263,
276-298, 305-329, 346-362.
||Flowers large and showy, the corolla 16-30 mm long,
dark blue with white stripes on the lower lip.
||Flowers small, not especially showy, the corolla
4-11 mm long, white to lavender or blue, often with a white or yellow
||Cauline leaves linear or narrowly lanceolate, 1-5
mm wide; racemes rather loose and open, the pedicels mostly 4-10 mm
||Cauline leaves oblanceolate to lanceolate, 5-18
mm wide; racemes rather dense and spikelike, the pedicels 1-4 mm long.
47. Campanulaceae, the Bellflower Family
2. Lobelia L. -- Lobelia
- 1. Lobelia kalmii L. -- Kalm's lobelia
- 2. Lobelia siphilitica L. -- Blue
- 3. Lobelia spicata Lam. -- Pale-spike
Return to Family -- Campanulaceae - The Bellflower
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