Helianthus petiolaris


Also found in: Thesaurus, Wikipedia.
Related to Helianthus petiolaris: Helianthus annuus
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Helianthus petiolaris - similar to the common sunflower with slender usually branching stems common in central United StatesHelianthus petiolaris - similar to the common sunflower with slender usually branching stems common in central United States
helianthus, sunflower - any plant of the genus Helianthus having large flower heads with dark disk florets and showy yellow rays
References in periodicals archive ?
0.0 3.8 Gutierrezia sarothrae 1.3 0.5 Helianthus petiolaris 1.8 2.0 Hoffmannseggia glauca 0.0 5.5 Lepidium spp.
The plants James documented in what is now Platte County are Lithospermum incisum, fringed puccoon; Cirsium sp., a thistle; Vicia americana, American purple vetch (not on our list); Rhus glabra, smooth sumac; Asclepias speciosa, showy milkweed; Toxicodendron radicans, poison ivy; Apocynum cannabinum, hemp dogbane; Helianthus petiolaris, plains sunflower; Amorpha fruticosa, wildindigo; Gaura coccinea, scarlet gaura; Monarda pectinata, a mint not on our list; Potamogeton nodosus, floating-leaf pondweed; Rubus occidentalis, black raspberry; Sparganium eurycarpum, bur-reed; Callirhoe involucrata, purple poppy-mallow; Plantago patagonica, woolly plantain; and Anemone canadensis, meadow anemone.
Although not significantly affected by burning, prairie sunflower (Helianthus petiolaris) was only encountered on burned sites.