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MONOCOTS: POACEAE

MONOCOTS: POACEAE. Rice (Oryza). Corn ( Zea ). Oats ( Avena ). Wheat ( Triticum ). Barley ( Secale ). Sugar ( Saccharum ). Pampas Grass ( Cortaderia ). Giant Reed ( Arundo ). Three-Awn ( Aristida sp.). Sideoats Grama ( Bouteloua curtipendula ). Botteri’s Sparrow. Sacaton Grass.

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MONOCOTS: POACEAE

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  1. MONOCOTS: POACEAE

  2. Rice (Oryza)

  3. Corn (Zea)

  4. Oats (Avena)

  5. Wheat (Triticum)

  6. Barley (Secale)

  7. Sugar(Saccharum)

  8. Pampas Grass (Cortaderia)

  9. Giant Reed (Arundo)

  10. Three-Awn (Aristida sp.) Sideoats Grama (Bouteloua curtipendula)

  11. Botteri’s Sparrow Sacaton Grass

  12. Leaf = Blade + Sheath

  13. Junction of Blade and Sheath (I) Ligule

  14. Ligule

  15. Junction of Blade and Sheath (II) Auricles

  16. Aerial Stems Culm (= Grass Stem)

  17. Prostrate Stems

  18. Subterranean Stem

  19. Fibrous Roots

  20. Essential Vegetative Terminology • Leaf Blade • Leaf Sheath • Ligule • Auricle • Culm • Stolon • Rhizome • Fibrous Roots

  21. Grass Flower

  22. Grass Floret Floret = Flower Enclosed in Two Bracts (Lemma, Palea)

  23. Grass Spikelet Grass Spikelet = Two Glumes + Floret(s)

  24. Spikelets with One Floret

  25. Spikelets with Multiple Florets

  26. Essential Floral Terminology • Floret • Lemma • Palea • Lodicule • Rachilla • Spikelet • Glume • Pedicel

  27. Inflorescence Inflorescence = Spikelet Arrangement

  28. Raceme of Spikelets

  29. Spike of Spikelets(Spicate Raceme)

  30. Panicle of Spikelets (Open Panicle)

  31. Panicle of Spikelets (Contracted Panicle)

  32. Spike of Spikes(Spike of Spicate Branches) Hairy Grama (Bouteloua hirsuta)

  33. Essential Inflorescence Terminology • Raceme • Spike • Panicle (Including Contracted Panicle) • Spike of Spikes

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