cueFlash

Glossary of Abeka science 7 - pages 62-66

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What are the four basic leaf shapes?
broad, flat leaves
long, narrow leaves
needlelike leaves
scaly leaves
What are the four leaf arrangements?
opposite
alternate
whorled
rosette
What are the four types of leaf margins?
entire
toothed
wavy
lobed
margin
edge of a leaf
petiole
stalk attaching a leaf to a branch
blade
broad part of the leaf
sessile
attached directly to the stem or branch
parallel venation
the main veins seem to run parallel to each other-
MONOCOTS
pinnate or
branching venation
small veins branch from one main vein-
DICOTS
palmate venation
small veins branch from more than one main vein
compound
leaf made of several leaflets
simple
one blade attached to the petiole
entire leaves
leaves with an edge that is smooth and unbroken
toothed leaves
leaves with a toothlike edge
wavy leaves
leaves with a curved bumps along the edge
lobed leaves
leaves with extensions
(sometimes smooth, sometimes sharp)

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