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1 Plant to 6 dm tall, branched; inflorescence a panicle; corollas white or lavender, the tube 25-40 mm long, very narrow and barely expanding from base to opening; [western edge of our region only, in c. OK] | |
1 Plant to 20 dm tall, unbranched; inflorescence a raceme; corollas bright scarlet red (rarely yellow), narrow but gradually broadening towards the opening; [rather widespread in our region] |