American Heritage® Dictionary of the English Language, Fourth Edition
- n. Any of various plants of the genus Vernonia, having alternate leaves and clusters of purplish flower heads.
Century Dictionary and Cyclopedia
- n. Same as flattop.
- n. Also, any of the species of the genus Vernonia, handsome composite plants of North America. See Vernonia.
- n. The blue vervain, Verbena hastata.
- n. The black knapweed, Centaurea nigra. Also called ironhead.
GNU Webster's 1913
- n. (Bot.) A tall weed with purplish flowers (Vernonia Noveboracensis). The name is also applied to other plants of the same genus.
- n. any of various plants of the genus Vernonia of tropical and warm regions of especially North America that take their name from their loose heads of purple to rose flowers that quickly take on a rusty hue
- iron + weed (Wiktionary)
“Your ironweed was a monster last year, too cool You are very observant, that is a death grip on that child’s shirt.”
“The itty bitty teeny weeny seedlings are ironweed babies, Vernonia gigantea? that were discovered at the end of the knot garden just this week.”
“Now the ironweed is not sold either, but that is because it grows everywhere in open fields, considered a large weed by most.”
“Oh my, beauties all, but that ironweed against the crimson of that blood grass is simply wonderful.”
“The native ironweed, Vernonia altissima has what it takes to make the cut.”
“I love the ironweed seed heads and fothergilla is my hands-down favorite shrub for fall color.”
“The Aronia melancarpa ‘Viking’ black berries are still hanging on while the white snakeroot, Ageratina altissima climbs to the sky just to the left of the ironweed, before unclasping its buds for insect delights.”
“A young ironweed, Vernonia spp., blooms at a reasonable height.”
“As we climb the steps that lead to the knot garden at the top of the hill, we stop to admire the ironweed, Vernonia altissima opening its buds to show that dark purple hue.”
“If we could only get the seeds to germinate that have been saved, this whole portion of the hill could be covered in ironweed.”
Looking for tweets for ironweed.