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Lobelia siphilitica

This plant has poison characteristics. See below.
Common Name(s):
Great lobelia
Categories:
Native Plants, Poisonous Plants, Wildflowers
Description:
Erect, annual or perennial herbs; leaves alternate, simple; flowers white, scarlet, or blue, 5-parted, tubular and irregular-shaped with 2 lips; fruit a capsule.
Season:
Late summer into fall
Height:
1-3 ft.
Foliage:
2 to 6 in. elliptical or lance-shaped alternate, stalkless leaves; untoothed or irregularly toothed
Flower:
Elongated cluster of pale to dark blue flowers on a leafy stalk; 1 in. flower has upper lip with two lobes and lower lip with two lobes and lower lip with three lobes; lower lip is white striped; borne in axils of leaf-like brachts
Site:
Open moist or wet woods, wet meadows, stream banks
Poison Part:
All parts
Poison Delivery Mode:
Ingestion
Symptoms:
Nausea, vomiting, diarrhea, salivation, exhaustion and weakness, dilation of pupils, convulsions, and coma
Toxic Principle:
Alkaloids lobelamine, lobeline, and others, plus a volatile oil
Severity:
TOXIC ONLY IF LARGE QUANTITIES EATEN
Found in:
Forest or natural area, in moist woods and fields, edge of streams; landscape, in flower gardens, cultivated herbaceous annuals and perennials
Life Cycle:
Perennial

NCCES plant id: 2647

Lobelia siphilitica Lobelia siphilitica
Kerry Woods, CC BY-NC-ND - 4.0
Lobelia siphilitica Lobelia siphilitica
Elizabeth, CC BY-NC-ND - 4.0
Lobelia siphilitica Lobelia siphilitica
Joshua Mayer, CC BY-SA - 4.0