ageratum — [aj΄ər āt′əm] n. [ModL < Gr agēraton, a kind of plant < agēratos, not growing old < a , not + gēras, old age] any of several plants (genus Ageratum) of the composite family with small, thick heads of usually bluish flowers: widely used… … English World dictionary
Ageratum — Taxobox name = Ageratum image width = 200px image caption = Tropical Whiteweed ( Ageratum conyzoides ) regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Asterales familia = Asteraceae tribus = Eupatorieae genus = Ageratum… … Wikipedia
ageratum — /aj euh ray teuhm, euh jer euh /, n. 1. any of several composite plants of the genus Ageratum, esp. A. houstonianum, having heart shaped leaves and small, dense, blue, lavender, or white flower heads, often grown in gardens. 2. any of various… … Universalium
Ageratum houstonianum — Flossflower Scientific classification Kingdom: Plantae (unranked) … Wikipedia
ageratum — noun 1. rhizomatous plant of central and southeastern United States and West Indies having large showy heads of clear blue flowers; sometimes placed in genus Eupatorium • Syn: ↑mistflower, ↑mist flower, ↑Conoclinium coelestinum, ↑Eupatorium… … Useful english dictionary
Ageratum conyzoides — Goatweed redirects here. For the butterfly, see Anaeini. Ageratum conyzoides Scientific classification Kingdom: Plantae … Wikipedia
Ageratum iltisii — Taxobox status = VU | status system = IUCN3.1 regnum = Plantae divisio = Magnoliophyta classis = Magnoliopsida ordo = Asterales familia = Asteraceae tribus = Eupatorieae genus = Ageratum species = A. iltisii binomial = Ageratum iltisii binomial… … Wikipedia
ageratum — noun (plural tum; also tums) Etymology: New Latin, genus name, from Greek agēratos ageless, from a + gēras old age more at geront Date: 1866 any of a genus (Ageratum) of annual tropical American composite herbs often cultivated for their small s … New Collegiate Dictionary
ageratum — noun a) A genus of plants, several of which are grown for their floral displays. They are tropical American herbs, annuals and perennials, from the Sunflower family Asteraceae, tribe Eupatorieae. b) A plant of the genus ageratum … Wiktionary
Ageratum — ID 1914 Symbol Key AGERA Common Name whiteweed Family Asteraceae Category Dicot Division Magnoliophyta US Nativity N/A US/NA Plant Yes State Distribution AL, AZ, CA, CT, FL, GA, HI, KY, LA, MA, MD, MO, MS, NC, NM, PR, SC, TX, VI Growth Habit … USDA Plant Characteristics