Dichotomous Key for Leaves 1. Compound or simple leaf 1a) Compound leaf (leaf divided into leaflets) go to step 2 1b) Simple leaf (leat not divided into leaflets) go to step 4 2. Arrangement of leatlets 2a) Palmate arrangement of leaflets (leaflets all attached at one central point) Aesculus (buckeye) 2b) Pinnate arrangement of leaflets (leaflets attached at several points) go to step 3 3. Leaflet shape 3a) Leallets taper to pointed tips Carya (pecan) 3b) Oval leaflets with rounded tips Robinia (locust) 4. Arrangement of leat veins 4a) Veins branch out from one central point go to step 5 4b) Veins branch off main vein in the middle of the leat. 5. Overall shape of leaf go to step 6 5a) Leat is heart-shaped.. Cercis (redbud) 5b) Leat is star-shaped VII Liquidambar (sweet gum) 6. Appearance of leat edge 6a) Leaf has toothed (jagged) edge Betula (birch) 6b) Leaf has untoothed (smooth) edge Magnolia (magnolla)
Dichotomous Key for Leaves 1. Compound or simple leaf 1a) Compound leaf (leaf divided into leaflets) go to step 2 1b) Simple leaf (leat not divided into leaflets) go to step 4 2. Arrangement of leatlets 2a) Palmate arrangement of leaflets (leaflets all attached at one central point) Aesculus (buckeye) 2b) Pinnate arrangement of leaflets (leaflets attached at several points) go to step 3 3. Leaflet shape 3a) Leallets taper to pointed tips Carya (pecan) 3b) Oval leaflets with rounded tips Robinia (locust) 4. Arrangement of leat veins 4a) Veins branch out from one central point go to step 5 4b) Veins branch off main vein in the middle of the leat. 5. Overall shape of leaf go to step 6 5a) Leat is heart-shaped.. Cercis (redbud) 5b) Leat is star-shaped VII Liquidambar (sweet gum) 6. Appearance of leat edge 6a) Leaf has toothed (jagged) edge Betula (birch) 6b) Leaf has untoothed (smooth) edge Magnolia (magnolla)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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