Populus sect. Aigeiros (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Populus sect. Aigeiros" in English language version.

refsWebsite

Global rank English rank

2web.archive.org

1^st place

1^st place

1biodiversitylibrary.org

387^th place

373^rd place

1books.google.com

3^rd place

3^rd place

low place

low place

607^th place

747^th place

438^th place

336^th place

1swcoloradowildflowers.com

low place

low place

low place

low place

1chimneysweeponline.com

low place

low place

ars-grin.gov

npgsweb.ars-grin.gov

"Populus fremontii". Germplasm Resources Information Network. Agricultural Research Service, United States Department of Agriculture. Retrieved 12 December 2017.

biodiversitylibrary.org

de Candolle, Augustin Pyramus; Duby, Jean Étienne (1828). "Botanicon Gallicum; seu, Synopsis plantarum in flora Gallica descriptarum" (second ed.). Desray, Paris. p. 427.

bonap.org

"Populus". North American Plant Atlas. BONAP. Archived from the original on 2012-04-25.

books.google.com

Isebrands, Jud G.; Richardson, Jim (February 12, 2014). "Poplars and Willows: Trees for Society and the Environment". CABI – via Google Books.

calflora.org

"Populus fremontii (Fremont cottonwood)". Calflora Database.

chimneysweeponline.com

Sweep's Library: Firewood Comparison Charts Archived 2006-08-13 at the Wayback Machine The Chimney Sweep.

swcoloradowildflowers.com

Schneider, Al. "Populus deltoides". Wildflowers, Ferns, and Trees of Colorado, New Mexico, Arizona, and Utah.

usda.gov

plants.usda.gov

"Populus fremontii (Fremont's cottonwood)". USDA Plants Profile.

web.archive.org

"Populus". North American Plant Atlas. BONAP. Archived from the original on 2012-04-25.
Sweep's Library: Firewood Comparison Charts Archived 2006-08-13 at the Wayback Machine The Chimney Sweep.