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1.
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A seed-producing annual, biennial, or perennial that does not develop persistent woody tissue, but dies down at the end of a growing season. May be valued for its medicinal, savory, or aromatic qualities.
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Herb
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2.
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A perennial, low, woody plant with several stems arising from or near the ground.
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Shrub
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3.
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A woody perennial plant having a single usually elongated main stem (trunk), generally with few or no branches on its lower part.
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Tree
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4.
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Narrow-leaved herb with jointed stems and spike-like flowers.
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Grass
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5.
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Non-vascular plant without true roots (rhizoids) and without vascular tissue. Haploid generation is dominant.
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Moss
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6.
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Vascular plant with true roots. Diploid generation is dominant. Leaves are fronds emerging with fiddleheads. Reproduces with spores.
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Fern
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7.
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A plant growing on another plant without deriving direct nutrition from host plant.
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Epiphyte. Epi-upon. Phyte-plant.
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8.
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A plant with long, slender, weak stems that are unable to support their own weight and are supported by other plants or trail on the ground - "hebaceous" or woody.
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Vine
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9.
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A woody vine supported by other plants.
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Liana
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10.
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A plant that obtains nutrients from another plant (host). The association is beneficial to the plant, but harmful to the host.
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Parasite
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11.
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A parasite completely dependant on the host.
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Holoparasite
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12.
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A parasite that obtains nutrients and water from the host, but is photosynthetic.
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Hemiparasite
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13.
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Having the characteristics of an herb. Stems have little or no woody tissue and persist usually for a single growing season.
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Herbaceous
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14.
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Having persistent stems containing wood, i.e. secondary growth via an active vascular cambium.
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Woody
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15.
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An hebaceous plant that grows from seed, reproduces then dies in one growing season.
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Annual
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16.
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A plant capable of growing for more than one season.
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Perennial
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17.
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A plant present or presumed to have been present in an area prior to the beginning of recorded history - not introduced by man.
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Native
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18.
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A plant intentionally or accidentally introduced by man outside of its native range.
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Exotic
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19.
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A species that invades natural communities, displaces native species, and alters ecological processes.
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Invasive
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20.
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Foliage remains green and functional through more than one growing season.
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Evergreen
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21.
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Looses leaves in a season.
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Deciduous
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22.
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A type of leaf complexity. Leaf with single blade.
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Simple
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23.
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A type of leaf complexity. Leaf with more than one blade/petiole.
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Compound
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24.
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A type of leaf arrangement. One leaf at each node.
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Alternate
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25.
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A type of leaf arrangement. One leaf on each side of the stem at a node.
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Opposite
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26.
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A type of leaf arrangement. More than two leaves at one node.
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Whorled
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27.
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A leaf margin characteristic. Leaf has smooth, unbroken outline with no teeth.
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Entire. Other leaf margins include: serrated (teeth), doubly serrated (teeth on teeth), and incised (curved and pointed sections)
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28.
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The outside edge of a leaf.
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Margin
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29.
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The stem like part of a leaf that attaches the blade to the actual stem.
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Petiole
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30.
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The place where the leaf attaches to the stem.
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Node
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