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As305e
Monocot and dicot stems, two t.s. on one slide for comparison of the different structures
$15.71
As3942f
Aristolochia, t.s. of one year stem with widely separate bundles, two years stem and older stem with anomalous structure.
$17.40
As3944e
One year stem with active cambium and older stem with secondary structures, Tilia, two t.s.
$15.71
As311c
Zea mays, typical monocot stem with scattered bundles, t.s., a standard slide for general study
$13.87
As315c
Triticum wheat, t.s. through the stem of a gramineous plant with pith cavity and the ring-shaped arrangement of vascular bundles
$13.87