weed id - Horsetail Family Equisetaceae Field horsetail...

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Unformatted text preview: Horsetail Family Equisetaceae Field horsetail Rhizomatous Perennials Small scale like leaves that form a sheath at each swollen node Spores produced, rather than flowers Stem has ridges Fern family Dennstaedtiaceae Bracken Fern Young plants with fiddleheads No stems Leaves arise from rhizomes Leaves fronds Spore producing sori on fronds Found in woods Found in mostly no-till and wet Grass Family Poaceae - Quackgrass Stems with distinct internodes, usually hollow 2 ranked leaves, ligules (pull leaf from stem junction between blade and stem Parallel venation Seeds produce 2 cotyledon Grass Family Poaceae - Downy Stems with distinct internodes, usually hollow 2 ranked leaves, ligules (pull leaf from stem junction between blade and stem Parallel venation Seeds produce 2 cotyledon Grass Family Poaceae - brome Stems with distinct internodes, usually hollow 2 ranked leaves, ligules (pull leaf from stem junction between blade and stem Parallel venation Seeds produce 2 cotyledon Grass Family Poaceae - Large crabgrass Stems with distinct internodes, usually hollow 2 ranked leaves, ligules (pull leaf from stem junction between blade and stem Parallel venation Seeds produce 2 cotyledon Grass Family Poaceae Smooth crabgrass Stems with distinct internodes, usually hollow 2 ranked leaves, ligules (pull leaf from stem junction between blade and stem Parallel venation Seeds produce 2 cotyledon Grass Family Poaceae- Barnyardgrass Stems with distinct internodes, usually hollow 2 ranked leaves, ligules (pull leaf from stem junction between blade and stem Parallel venation Seeds produce 2 cotyledon Flat stem Seeds on branch second Smooth, broad leaves No ligule, no hair Distinct mid-vein Grass Family Poaceae Goosegrass Stems with distinct internodes, usually hollow 2 ranked leaves, ligules (pull leaf from stem junction between blade and stem Parallel venation Seeds produce 2 cotyledon Grass Family Poaceae Nimblewill Stems with distinct internodes, usually hollow 2 ranked leaves, ligules (pull leaf from stem junction between blade and stem Parallel venation Seeds produce 2 cotyledon Grass Family Poaceae - Fall panicum Stems with distinct internodes, usually hollow 2 ranked leaves, ligules (pull leaf from stem junction between blade and stem Parallel venation Seeds produce 2 cotyledon Grass Family Poaceae - Annual bluegrass Stems with distinct internodes, usually hollow 2 ranked leaves, ligules (pull leaf from stem junction between blade and stem) Parallel venation Seeds produce 2 cotyledon Leaves are light green auricles 14 cm long Leaf tip is boat shaped Prostrate, clump forming winter annual Grass Family Poaceae - Giant foxtail Stems with distinct internodes, usually hollow...
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This note was uploaded on 04/03/2011 for the course BTNY 304 taught by Professor Staff during the Spring '08 term at Purdue University-West Lafayette.

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weed id - Horsetail Family Equisetaceae Field horsetail...

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