Alnus incana

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Read about Alnus incana in the Standard Cyclopedia of Horticulture 

Alnus incana, Willd. Shrub or tree, to 60 ft. : branches pubescent: lvs. oval or oblong-ovate, acute, 1 1/4-4 in. long, doubly serrate, pubescent or nearly glabrous beneath: cones 4-8; mostly sessile, 1/2 in. long. Northern hemisphere, in different varieties. H.W. 2:13.

Var. glauca, Ait. (A. glauca, Michx.). Shrub, to 12 ft.: lvs. often nearly glabrous beneath. N. Amer., Eu. Em. 251.

Var. vulgaris, Spach. Tree, to 50 ft.: lvs. usually densely pubescent beneath: cones 1 in. long. Eu., Asia.

Var. pinnatifida, Spach (var. laciniata, Hort.). Lvs. pinnately lobed or cleft, with dentate lobes.


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 It may be out of date, but still contains valuable and interesting information which can be incorporated into the remainder of the article.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.


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