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Leaves have rounded lobes - white oaks, sassafras, mulberry ... Leaves have pointed lobes - red oaks, sycamore, sweet gum, holly, tulip-poplar ... Leaves have no lobes...
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www.fw.vt.edu/dendro/forsite/key/simple.htm
www.fw.vt.edu/dendro/forsite/key/simple.htm
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#44. Leaves ... Simple (Satinleaf) ... Simple (mango)
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www.virtualherbarium.org/treepuzzle/chars/LEAVES_SIMPLE...
www.virtualherbarium.org/treepuzzle/chars/LEAVES_SIMPLE_VS_CMPD.html
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Note: Simple leaves have a single blade that is attached to the stem, usually by a petiole. Compound leaves have a blade that is divided into leaflets. In compound leaves, the leaflets are attached to a petiole-like midrib, which, in turn, is attached to the stem.
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www.voyageur.drake.edu/Wacha/leaf_types.html
www.voyageur.drake.edu/Wacha/leaf_types.html
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Leaves may be simple, i.e. undivided or compound (composed of several parts called leaflets). The blade margin and the leaf arrangement at the stem are further features of characterization. ... While potentially unlimited growth is a feature of the shoot, that of leaves is usually limited. They are almost always flat and have...
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www.biologie.uni-hamburg.de/b-online/e02/02c.htm
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A simple leaf blade is undivided as shown on the left (though the margins may be toothed or even lobed). The blade of a compound leaf is divided into several leaflets as shown on the right.
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www.uwgb.edu/biodiversity/herbarium/trees/simple_compou...
www.uwgb.edu/biodiversity/herbarium/trees/simple_compound_leaves01.htm
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Opposite Branching & Simple Leaves ... If you have a simple leaf structure on your tree, then there is one more step you must do to find out the name of your tree. Look closely at the way the leaf is formed. Does it have a mostly smooth outline or a toothed, more jagged outline?
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www.dnr.state.wi.us/org/caer/ce/eek/veg/treekey/oppsimp...
www.dnr.state.wi.us/org/caer/ce/eek/veg/treekey/oppsimple.htm
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Carefully count the number of leaves in each whorl on the stem in at least 10 places. Be careful not to count at spots where the stem branches off. The three species here can be very difficult to tell apart. If everything doesn’t fit, don’t be too certain about what species you have found.
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www.dnr.state.md.us/Bay/sav/key/number.asp
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1. flowering tree: an evergreen or deciduous tree or bush with typically large simple leaves, widely cultivated as an ornamental. Flowers: yellow, white, pink, or green. Native to: North America, Asia. Genus Magnolia.
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encarta.msn.com/dictionary_1861627800/magnolia.html
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(click a choice above to go back to that part of the key) ... Leaf margins smooth, 5 lobes ... tree has broad leaves...
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www.uwsp.edu/cnr/leaf/Treekey/Decid4.htm
www.uwsp.edu/cnr/leaf/Treekey/Decid4.htm
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