Difference between revisions of "Bidens trichosperma"

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Describe the plant here...
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Bidens trichosperma, Brit. (Coreopsis trichosperma, Michx.). St. tall, 2-5 ft. high, glabrous, branched above: lvs. pinnatifid: outer involucre about equaling the undotted inner: achenes dark, larger, 2½-4 lines long, cuneate, moderately flat, margin firm, usually pubescent; pappus of 2 upwardly hispid broad-based awns about ½ line long. E. U. S. Var. tenuifolia, Brit. Lf.-segms. narrowly linear: achenes 2-3 lines long.
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Bidens trichosperma, Brit. (Coreopsis trichosperma, Michx.). St. tall, 2-5 ft. high, glabrous, branched above: lvs. pinnatifid: outer involucre about equaling the undotted inner: achenes dark, larger, 2½-4 lines long, cuneate, moderately flat, margin firm, usually pubescent; pappus of 2 upwardly hispid broad-based awns about ½ line long. E. U.S. Var. tenuifolia, Brit. Lf.-segms. narrowly linear: achenes 2-3 lines long.
 
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Bidens coronata, Fisch. (Coreopsis aurea, Ait.). St. 1-4 ft. high, branched above, glabrous or nearly so: Lvs. ternately or pinnately divided: outer involucre about equaling the dark-dotted inner: achenes dark, very small, 1-2 lines long, narrowly cuneate, 3-angled, margin firm and glabrous; pappus of 2-4 minute awns and some chaff. 8. E. U. S.—Very variable.
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syn. Bidens coronata, Fisch. (Coreopsis aurea, Ait.). St. 1-4 ft. high, branched above, glabrous or nearly so: Lvs. ternately or pinnately divided: outer involucre about equaling the dark-dotted inner: achenes dark, very small, 1-2 lines long, narrowly cuneate, 3-angled, margin firm and glabrous; pappus of 2-4 minute awns and some chaff. 8. E. U.S.—Very variable.
 
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==Cultivation==
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===Propagation===
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===Pests and diseases===
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==Varieties==
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==Gallery==
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<gallery perrow=5>
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Image:Upload.png| photo 1
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Image:Upload.png| photo 2
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Image:Upload.png| photo 3
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</gallery>
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==References==
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<references/>
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*[[Standard Cyclopedia of Horticulture]], by L. H. Bailey, MacMillan Co., 1963
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<!--- xxxxx  *Flora: The Gardener's Bible, by Sean Hogan. Global Book Publishing, 2003. ISBN 0881925381  -->
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<!--- xxxxx  *American Horticultural Society: A-Z Encyclopedia of Garden Plants, by Christopher Brickell, Judith D. Zuk. 1996. ISBN 0789419432  -->
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<!--- xxxxx  *Sunset National Garden Book. Sunset Books, Inc., 1997. ISBN 0376038608  -->
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==External links==
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*{{wplink}}
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{{stub}}
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__NOTOC__

Latest revision as of 02:35, 9 February 2010


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Plant Characteristics
Cultivation
Scientific Names

Bidens >

trichosperma >


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Describe the plant here...


Read about Bidens trichosperma in the Standard Cyclopedia of Horticulture 

Bidens trichosperma, Brit. (Coreopsis trichosperma, Michx.). St. tall, 2-5 ft. high, glabrous, branched above: lvs. pinnatifid: outer involucre about equaling the undotted inner: achenes dark, larger, 2½-4 lines long, cuneate, moderately flat, margin firm, usually pubescent; pappus of 2 upwardly hispid broad-based awns about ½ line long. E. U.S. Var. tenuifolia, Brit. Lf.-segms. narrowly linear: achenes 2-3 lines long.


The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.



Read about Bidens trichosperma in the Standard Cyclopedia of Horticulture 

syn. Bidens coronata, Fisch. (Coreopsis aurea, Ait.). St. 1-4 ft. high, branched above, glabrous or nearly so: Lvs. ternately or pinnately divided: outer involucre about equaling the dark-dotted inner: achenes dark, very small, 1-2 lines long, narrowly cuneate, 3-angled, margin firm and glabrous; pappus of 2-4 minute awns and some chaff. 8. E. U.S.—Very variable.


The above text is from the Standard Cyclopedia of Horticulture. It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article. Click on "Collapse" in the header to hide this text.


Cultivation

Propagation

Pests and diseases

Varieties

Gallery

  • photo 1

  • photo 2

  • photo 3

References

External links


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