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group of organisms iwth distinguishing characeristics from other plants in a species; but does not transfer those characteristics to the offspring through sexual reproduction
plants with two cotyledons, flower parts usually in multiples of four or five, true secondary growth, vascular bundles arranged in a ring in the stem
plants with one cotyledon, flower parts usually in multiples of three, leaf venation parallel, no secondary growth, vascular bundles scattered in stem
a group of organisms with characteristics that distinguish them from other groups in a genus
cultivated plants within a species that show a significant difference from other plants in the species
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