Skip to main content

Close
Get the best research tool on the web today,and free!
Connect with people with common interests!
Ads by Google
Expand All 1 - 16 of 16

Tryangulation: Something there is that doesn't love a row

I read this blog posting about this Centaurea tchihattcheffi form of cornflower that may become extinct shortly, just a few days before the regional agriculture newspaper reported that an invasive species of Centaurea was being labeled as a noxious weed in Missouri for the first time. SUCH A PARADOX must be noted

Tags: noxious weed, star thistle, cornflower, Centaurea, Eurasia, botany, science on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromtryangulation.typepad.com

Farm Talk - Spotted knapweed added to noxious weed list

Published June 10, 2008 11:49 am - University of Missouri specialists warn that spotted knapweed is highly invasive and a threat to area pastures.
this is the originating article, along with the Tryangulation blog about one of the few cornflowers (Centaurea genus) that may shortly become extinct; such a paradox I had to write a blogpost about it

Tags: noxious weed, star thistle, cornflower, Centaurea, Eurasia, botany, science, knapweed, FarmTalk on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromwww.farmtalknewspaper.com

SPOTTED KNAPWEED IN MISSOURI

images to use to spot this noxious weed in full growth; that is a bit too late

Tags: noxious weed, star thistle, cornflower, Centaurea, Eurasia, botany, science, knapweed on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromextension.missouri.edu

Spotted Knapweed

an excellent primer to use for general identification of the spotted knapweed from primary leaves to flowers

Tags: noxious weed, star thistle, cornflower, Centaurea, Eurasia, botany, science, knapweed on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromipm.ppws.vt.edu

Spotted knapweed - Invasive species: Minnesota DNR

gives off toxins that kill plants around it; more information about the noxious weed species of this Centaurea genus

Tags: noxious weed, star thistle, cornflower, Centaurea, Eurasia, botany, science, knapweed on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromwww.dnr.state.mn.us

CWMA Spotted knapweed

excellent images, especially of the base of the plants where the leaf rosettes grow

Tags: noxious weed, star thistle, cornflower, Centaurea, Eurasia, botany, science, cwma on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromwww.cwma.org

Invasive Species - Invasive Plants of the Future - WDNR

another website that provides excellent information for student work

Tags: noxious weed, star thistle, cornflower, Centaurea, Eurasia, botany, science on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromdnr.wi.gov

PCA Alien Plant Working Group - Spotted Knapweed (Centaurea biebersteinii)

would be an excellent resource for students; supplement with USDA information

Tags: noxious weed, star thistle, Plant Conservation Alliance, cornflower, Centaurea, Eurasia, botany, science, biebersteinii on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromwww.nps.gov

Invasive Species: Plants - Spotted Knapweed (Centaurea biebersteinii)

a basic scientific profile of this invasive species and what can be done to prevent or eradicate it; even though this species is not a spiny thistle, it is a thistle species. Therefore, it will spread rapidly.

Tags: noxious weed, star thistle, cornflower, Centaurea, Eurasia, botany, science, biebersteinii on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromwww.invasivespeciesinfo.gov

spotted knapweed, Centaurea stoebe ssp. micranthos (Asterales: Asteraceae) @ Invasive.org

various images and diagrams of the noxious weed infiltrating grazing lands and parks in USA spotted knapweed

Tags: noxious weed, asterales, cornflower, Centaurea, biology, botany, knapweed on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromwww.invasive.org

Factors affecting in vitro plant regeneration of t...[Naturwissenschaften. 2006] - PubMed Result

abstract summarizing the methods and results of various attempts at in vitro plant regeneration of the nearly extinct cornflower (knapweed) Centaurea tchihatcheffii

Tags: cornflower, Centaurea, botany, biology, science, invitro, extinction, tchihatcheffii on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromwww.ncbi.nlm.nih.gov

IngentaConnect Centaurea tchihatcheffii Fischer C.A. Meyer (Asteraceae)

an abstract that concerns the Centaurea tchihatcheffii which may shortly become extinct.

Tags: tchihatcheffii, extinction, Centaurea, abstract, biology, botany, cornflower, annual on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromwww.ingentaconnect.com

star thistle: Definition and Much More from Answers.com

basic information and images of the cornflower, Centaurea genus; some almost extinct; others are noxious weeds

Tags: star thistle, noxious weed, Centaurea, cornflower, answers.com, biology, botany on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromwww.answers.com

741.pdf (application/pdf Object)

current botanical survey of Centaurea genus; cornflowers originally from Eurasia

Tags: noxious weed, cornflower, Centaurea, Eurasia, star thistle, botany, science on 2008-06-25 -All Annotations (0) -About

in list: Cornflowers

more fromaob.oxfordjournals.org

1 - 16 of 16
List 20 50 100

Notation: * = Private bookmark and comment| = Clipping [?] | = Public highlight [?]