stems& leaves Flashcards
an area on stem where leaf (or leaf scar) and axillary bud located
node
are on stem between nodes
internode
a bud located just above node
axillary bud
what are the function of stems
support leaves
photosynthesis
storage
transport
area on stem between nodes
internode
leaf fell off here
leaf scar
at the tip of the stem
terminal bud
where the vein went into the leaf
vascular bundle scar
gas exchange
lenticel
where bud scales fell off
bud scale scars
located on side of stem in axii
axillary bud
leaf or leaf scar + axillary bud
node
the vascular bundles in monocots are
scattered
the vascular bundles in dicots are
arranged in a ring
which has no vascular cambium and no secondary growth
monocots
when the vascular cambium in dicots becomes active, it produces
phloem to the outside
xylem to the inside
which does a tree produces more of:
Secondary xylem
each year of growth in a tree is called
growth rings (annual rings)