lobelia

Types:

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Indian pink, Lobelia cardinalis, cardinal flower

North American lobelia having brilliant red flowers

Indian tobacco, Lobelia inflata, bladderpod

North American wild lobelia having small blue flowers and inflated capsules formerly used as an antispasmodic

Lobelia dortmanna, water lobelia

erect perennial aquatic herb of Europe and North America having submerged spongy leaves and pendulous racemes of blue flowers above the water

Lobelia siphilitica, blue cardinal flower, great lobelia

tall erect and very leafy perennial herb of eastern North America having dense spikes of blue flowers

Type of:

herb, herbaceous plant

a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests