1 plain on the 4th set of
stitches between, 3 chain, miss 4 stitches and join = 3 chain, 1 plain
on the 5th double treble, fasten off.

On the 3 first trebles of the preceding row of the inside edge, counting
from the outermost stitches which are to be seen to the right in the
illustration, 1 plain, 3 chain, miss 4 trebles, 1 treble = 3 chain, miss
3 trebles, 1 double treble, 3 chain, 3 overs, pass the needle over the
double treble, crochet off one over = miss 3 stitches, 1 double treble,
crochet off the 2 remaining loops = 3 chain, 4 overs, crochet off 2
loops, 1 double treble over the chain treble of the star, crochet off
the remaining loops = 3 chain, 3 overs over the treble made on the 5
chain, crochet off 2 loops = 1 treble on the 5th set of stitches
between, crochet off the remaining loops = 3 chain, 1 treble on the 6th
set of stitches between = 3 chain, 1 treble on the 7th set of stitches
between = 3 chain, 3 overs, 1 treble on the 8th set of stitches between;
crochet off 1 over, 1 double treble on the 5 first chain stitches of the
star, crochet off the remaining loops = 3 chain, 3 overs, 1 treble over
the 2nd double treble, 1 double treble, miss 2 trebles of the preceding
row, complete the treble = 3 chain, 3 overs, crochet off 1 over, joining
it to the last double treble; crochet off the overs = 1 treble on the
5th treble of the preceding row, crochet off the loops = 3 chain, 1
treble on the 4th treble = 3 chain, miss 4 stitches = on each of the 6
following trebles: 1 plain = 3 chain, miss 3 trebles, 1 treble, 3 chain,
miss 3 trebles, 1 double treble; 3 chain, 3 overs, over the double
treble crochet off 1 loop, 1 double treble on the 4th treble after the
plain stitches, crochet off the last overs = 3 chain, 3 overs, over the
last double treble crochet off 1 loop, 1 double treble on the 5th
intervening space of the corner star, crochet off the loops = 3 chain, 1
plain on the 7th double treble of the star = 3 chain, 1 double treble on
the 8th intervening space = 3 chain, 3 overs, over the last double
treble crochet off 2 loops, 1 double treble on the 3rd treble of the
preceding row, complete the treble = 3 chain, 3 overs, over the double
treble crochet off 2 loops, 1 treble on the 4th treble, complete the
treble = 3 chain, 1 treble on the 4th treble, 3 chain, miss 3, 3 plain.

One row of trebles to finish with; draw the 5 corner trebles together
and add: 1 row of crossed trebles and 1 row of plain trebles, each