. Bulletin. Natural history; Natural history. Fig. 3.—Wetwood discoloration can some- times be found in tiie cambial region and phloem of elms, where it is grayish brown and shows as short streaks or elongate Fig. 4.—Fluxing through a wound made in Fig. 2.—Section of elm trunk affected with the removal of a large branch. Toxicity of the /etwood, showing discoloration of inner wood flux from wetwood-affected elm prevents cal- nd brown streaks in current-season wood. lus formation at the base of the Please note that these images are extracted from scanned page images that may hav
. Bulletin. Natural history; Natural history. Fig. 3.—Wetwood discoloration can some- times be found in tiie cambial region and phloem of elms, where it is grayish brown and shows as short streaks or elongate Fig. 4.—Fluxing through a wound made in Fig. 2.—Section of elm trunk affected with the removal of a large branch. Toxicity of the /etwood, showing discoloration of inner wood flux from wetwood-affected elm prevents cal- nd brown streaks in current-season wood. lus formation at the base of the Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Illinois. Natural History Survey Division. Urbana, State of Illinois, Dept. of Registration and Education, Natural History Survey Division
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Keywords: ., booka, bookcentury1900, bookdecade1910, booksubjectnaturalhistory
