Species of flowering plant
Heterotheca villosa
Scientific classification
Kingdom:
Plantae
Clade :
Tracheophytes
Clade :
Angiosperms
Clade :
Eudicots
Clade :
Asterids
Order:
Asterales
Family:
Asteraceae
Genus:
Heterotheca
Species:
H. villosa
Binomial name
Heterotheca villosa
Synonyms [ 1]
Amellus villosus Pursh
Aster gracilentus Banks ex DC.
Chrysopsis mollis Nutt.
Chrysopsis villosa (Pursh) Nutt. ex DC.
Diplogon falcatum (Pursh) Kuntze
Diplogon villosum (Pursh) Kuntze
Diplostephium hispidum Nees ex DC.
Inula villosa (Pursh) Nutt.
Sideranthus integrifolius Nutt.
Chrysopsis ballardii Rydb.
Chrysopsis depressa Rydb.
Heterotheca depressa (Rydb. ex Rydb.) Dorn
Chrysopsis butleri Rydb.
Chrysopsis foliosa Nutt.
Chrysopsis imbricata A.Nelson
Heterotheca foliosa (Nutt.) Shinners
Chrysopsis arida A.Nelson
Chrysopsis asprella Greene
Chrysopsis bakeri Greene
Chrysopsis columbiana Greene
Chrysopsis compacta Greene
Chrysopsis floribunda Greene
Chrysopsis grandis Rydb.
Chrysopsis hirsuta Greene
Chrysopsis hirsutissima Greene
Chrysopsis hispida (Hook.) DC.
Chrysopsis wisconsinensis (A.Gray)
Heterotheca wisconsinensis (Shinners) Shinners
Chrysopsis horrida Rydb.
Heterotheca horrida (Rydb.) V.L.Harms
Chrysopsis pedunculata Greene
Heterotheca villosa , commonly known as the hairy goldenaster , is a species of flowering plant in the family Asteraceae found in central and western North America.
Description
The plant grows to 50 centimetres (20 inches) in height and the leaves are 1.5–3 cm (5 ⁄8 –1+ 1 ⁄8 in) in average length. Blooming from May to October, the flower head is about 2.5 cm (1 in) wide, with yellow ray and disk florets. The seeds have white bristles at the tip.[ 2] The species is somewhat difficult to identify, with a number of close relatives and many varieties .[ 2]
Varieties[ 1] [ 3] [ 4]
Heterotheca villosa var. ballardii (Rydb.) Semple - northern Great Plains in US and Canada
Heterotheca villosa var. depressa (Rydb.) Semple - Wyoming
Heterotheca villosa var. foliosa (Nutt.) V.L.Harms - Rockies, Black Hills, northern Cascades, etc.
Heterotheca villosa var. minor (Hook.) Semple - Rockies, Cascades, Sierra Nevada, etc.
Heterotheca villosa var. nana (A.Gray) Semple - Rockies + other mountains from South Dakota to Arizona
Heterotheca villosa var. pedunculata (Greene) V.L.Harms ex Semple - Arizona, New Mexico, Colorado, Utah
Heterotheca villosa var. scabra (Eastw.) Semple - Mexico, southwestern USA
Heterotheca villosa var. sierrablancensis Semple - New Mexico
Heterotheca villosa var. villosa - northern Great Plains, Columbia Plateau, etc.
Distribution and habitat
The species is widespread across central and western North America, from Ontario west to British Columbia and south as far as Illinois , Kansas , Nuevo León , Guanajuato , and northern Baja California .[ 5] [ 3] [ 4] [ 6] [ 7] It grows on plains, rocky slopes and cliffs, at low elevations and in coniferous forests.[ 2]
Cultivation
The wildflower gardener Claude A. Barr regarded it as a useful plant in the garden for its masses of bright yellow flowers.[ 8]
References
^ a b The Plant List, villosa
^ a b c Spellenberg, Richard (2001) [1979]. National Audubon Society Field Guide to North American Wildflowers: Western Region (rev ed.). Knopf. pp. 379–380. ISBN 978-0-375-40233-3 .
^ a b Flora of North America, Heterotheca villosa (Pursh) Shinners, 1951. Hairy goldenaster
^ a b University of Waterloo (Canada), Astereae Lab, Heterotheca villosa photos, drawings, distribution maps for each variety
^ Biota of North America Program 2014 county distribution map
^ SEINet, Southwestern Biodiversity, Arizona chapter photos, description, distribution map
^ Tropicos, specimen listing for Heterotheca villosa (Pursh) Shinners
^ Barr, Claude A. (1983). Jewels of the plains : wild flowers of the Great Plains grasslands and hills . Minneapolis: University of Minnesota Press. p. 56. ISBN 0-8166-1127-0 .
Heterotheca villosa Amellus villosus