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Details Title: Plant ID Midterm Description: Modified Stems & Roots Total Flash Cards: 26 Created: 10/25/2006 15:41:57	To study from this set of flash cards, or to create your own your own study flash cards, register HERE. If you are already a registered user, CLICK HERE.
Cards Term Two bulb types Definition Tunicate and scaly Term Bulb Definition A compressed stem with fleshy leaves and a basal plate Term Tunicate bulb Definition Possesses concentric layers of fleshy leaves--Onion Term Scaly bulb Definition Bulbs that lack concentric layers but are segmented--Garlic Term Corm Definition Solid subterranean stem with a short vertical axis (compressed) Term Tuber Definition A thick, usually short, subterranean stem with compound, spirally arranged, lateral buds Term Rhizome Definition Underground, rootlike stem Term Stolon Definition A runner (like an above-ground rhizome) Term Pseudobulb Definition A bulb-like stem used as a storage organ Term Caudex Definition (Usually) underground base of herbaceous plants where multiple stems grow from Term Cladophyll Definition Modified stems that are photosynthetic and superficially resemble leaves Term Spur Definition Short stem w/ leaves crowed at or near apex Term Sucker Definition A shoot originating from below ground Term Offshoot Definition A shoot arising from the main stem Term Thorn Definition A sharp, hard shoot arising from a leaf axil Term Spine Definition Sharp outgrowth from stipular, laminar, or petiolar origin Term Prickle Definition Arising directly from the stem epidermis Term Monocot vs. dicot & gymnosperm roots Definition Monocot roots are less differentiated Term Adventitious rooting Definition Roots that arise from stems or leaves Term Knee/pneumatophore Definition Aerating roots Term Fibrous roots Definition Numerous thin roots often found in monocots Term Props/stilts Definition Adventitious rooting that props up plant (Banyan) Term Tap root Definition Main root axis in dicots (carrot) Term Tuberoid root Definition resembles a tuber Term Fascicled roots Definition Tight bundle of tuberous roots