basswood stem cross section, 3rd year
basswood stem cross section
basswood bark cross section with some wood   
basswood bark cross section
basswood phloem detail
basswood cambium and adjacent tissues
gymnosperm stem cross section
pine cambium and adjacent tissues
elm twig with alternate pattern
lilac twig with opposite pattern
ash twig with opposite pattern
catalpa twig with whorled pattern
leaf scars and lenticels
lenticels
bark section showing lenticel
cottonwood bud
lilac vegetative bud
tamarack twig
lilac vegetative bud longitudinal section
result of lilac vegetative bud growth
lilac mixed bud
lilac mixed bud longitudinal section
flower bud

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