ageratum


Also found in: Dictionary, Thesaurus, Wikipedia.
Related to ageratum: Ageratum houstonianum

ageratum

(ăj'ərā`təm, əjĕr`ə–) [Gr.,=unaging], any plant of the genus Ageratum, tropical American annuals of the family Asteraceae (asteraster
[Gr.,=star], common name for the Asteraceae (Compositae), the aster family, in North America, name for plants of the genus Aster, sometimes called wild asters, and for a related plant more correctly called China aster (Callistephus chinensis
..... Click the link for more information.
 family). The commonly cultivated species is the Mexican A. houstonianum, with thick terminal clusters of blue flowers. The similar mistflower, a Eupatorium (see bonesetboneset
or thoroughwort
, perennial North American herb (Eupatorium perfoliatum) of the family Asteraceae (aster family), having terminal clusters of small, chiefly white blossoms.
..... Click the link for more information.
), is a perennial sometimes called hardy ageratum. Ageratum is classified in the division MagnoliophytaMagnoliophyta
, division of the plant kingdom consisting of those organisms commonly called the flowering plants, or angiosperms. The angiosperms have leaves, stems, and roots, and vascular, or conducting, tissue (xylem and phloem).
..... Click the link for more information.
, class Magnoliopsida, order Asterales, family Asteraceae.
References in periodicals archive ?
Eucalyptus and peppermint were effective against 11 fungi, and ageratum inhibited four.
Seeds of French marigold, ageratum, and catnip were sown in a greenhouse in early Mar of 2014 and 2015, and seedlings (about 10 cm high) were transplanted individually to plastic pots (10 cm in diameter, 12 cm high).
Adaptation from whitefly to leafhopper transmission of an autonomously replicating nanovirus-like DNA component associated with ageratum yellow vein disease.
Considerando a abundancia de individuos, no periodo chuvoso predominou a familia Asteraceae (55,9%) (Tabela 2), fato igualmente verificado no periodo seco (50,7%), quando ocorreu maior numero de Ageratum fastigiatum (Tabela 1).
Previous studies have shown that cotton leaf curl Multan virus (CLCuMV), cotton leaf curl Burewala virus (CLCuBV), tobacco leaf curl Pusa virus (TbLCuPuV), Ageratum yellow vein virus (AYVV), tobacco curly shoot virus (TbCSV), tomato yellow leaf curl virus (TYLCV), East African cassava mosaic Kenya virus (EACMKnV) and mungbean yellow mosaic virus (MYMV) are usually associated with alphasatellite (Satya et al., 2014; Shahid et al., 2014; Harimalala el al., 2013; Kumar et al., 2011; Singh et al., 2011; Mubin et al., 2010; Xie et al., 2010; Mansoor et al., 1999) (Fig.
Only few reports are available regarding acaricidal activity of Ageratum species against ticks [22, 23], and to the best of our knowledge no published data are available on the effect of extract of A.
During the screening program for new agrochemicals from Chinese medicinal herbs and wild plants, essential oil of Ageratum houstonianum (Family: Compositae) aerial parts was found to possess strong insecticidal toxicity against the booklice, Liposcelis bostrychophila Badonnel (Psocoptera: Liposcelidae).
Our field observation and discussion with local people indicate that there are 15 most noxious invasive plant species in this region, namely, Ageratum conyzoides, Antigonon leptopus, Argemone mexicana, Cassia tora, Datura stramonium, Datura innoxia, Echinochloa crus-galli, Eupatorium adenophorum, Lantana camara, Lagascea mollis, Leucaena leucocephala, Mikania micrantha, Parthenium hysterophorus, Opuntia elatior, and Xanthium strumarium.
According to biologists at CEMDE, curry leaf tree, lemon and other citrus fruits, asclepias or milk weed varieties, ageratum also called white weed, nerium and bael tree attract maximum number of butterflies.