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Brown, Deborah J.G.
Hedborn Jr., Edward A.
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Ageratina altissima (white snakeroot)
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Objects (25 results)

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Ageratina altissima var. altissima (White Snakeroot), bark, stem
Photographic imageAgeratina altissima var. altissima (White Snakeroot), bark, stem

October 6 2012

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), flower, full
Photographic imageAgeratina altissima var. altissima (White Snakeroot), flower, full

October 6 2012

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), flower, full
Photographic imageAgeratina altissima var. altissima (White Snakeroot), flower, full

October 6 2012

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), flower, full
Photographic imageAgeratina altissima var. altissima (White Snakeroot), flower, full

September 14 2010

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), flower, full
Photographic imageAgeratina altissima var. altissima (White Snakeroot), flower, full

September 14 2010

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), flower, full
Photographic imageAgeratina altissima var. altissima (White Snakeroot), flower, full

September 14 2010

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), flower, side
Photographic imageAgeratina altissima var. altissima (White Snakeroot), flower, side

September 15 2007

Brown, Deborah J.G.

Ageratina altissima var. altissima (White Snakeroot), flower, side
Photographic imageAgeratina altissima var. altissima (White Snakeroot), flower, side

September 14 2010

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), fruit, mature
Photographic imageAgeratina altissima var. altissima (White Snakeroot), fruit, mature

October 6 2012

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), fruit, mature
Photographic imageAgeratina altissima var. altissima (White Snakeroot), fruit, mature

October 6 2012

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), habit, fall
Photographic imageAgeratina altissima var. altissima (White Snakeroot), habit, fall

October 5 2012

Brown, Deborah J.G.

Ageratina altissima var. altissima (White Snakeroot), habit, fall
Photographic imageAgeratina altissima var. altissima (White Snakeroot), habit, fall

October 6 2012

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), habit, fall
Photographic imageAgeratina altissima var. altissima (White Snakeroot), habit, fall

October 6 2012

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), habit, fall
Photographic imageAgeratina altissima var. altissima (White Snakeroot), habit, fall

September 14 2010

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), habit, summer
Photographic imageAgeratina altissima var. altissima (White Snakeroot), habit, summer

September 15 2007

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), habitat
Photographic imageAgeratina altissima var. altissima (White Snakeroot), habitat

October 6 2012

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), habitat
Photographic imageAgeratina altissima var. altissima (White Snakeroot), habitat

October 25 2017

Brown, Deborah J.G.

Ageratina altissima var. altissima (White Snakeroot), inflorescence
Photographic imageAgeratina altissima var. altissima (White Snakeroot), inflorescence

September 15 2007

Brown, Deborah J.G.

Ageratina altissima var. altissima (White Snakeroot), inflorescence
Photographic imageAgeratina altissima var. altissima (White Snakeroot), inflorescence

September 15 2007

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), infructescence
Photographic imageAgeratina altissima var. altissima (White Snakeroot), infructescence

October 5 2008

Brown, Deborah J.G.

Ageratina altissima var. altissima (White Snakeroot), infructescence
Photographic imageAgeratina altissima var. altissima (White Snakeroot), infructescence

October 6 2012

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), leaf, lower surface
Photographic imageAgeratina altissima var. altissima (White Snakeroot), leaf, lower surface

October 6 2012

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), leaf, lower surface
Photographic imageAgeratina altissima var. altissima (White Snakeroot), leaf, lower surface

October 6 2012

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), leaf, upper surface
Photographic imageAgeratina altissima var. altissima (White Snakeroot), leaf, upper surface

October 6 2012

Hedborn Jr., Edward A.

Ageratina altissima var. altissima (White Snakeroot), leaf, upper surface
Photographic imageAgeratina altissima var. altissima (White Snakeroot), leaf, upper surface

October 6 2012

Hedborn Jr., Edward A.

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