This free pattern originally published in:
Spool Cotton #132, Irish Crochet Lace 
First Rosette … Ch 6, join with sl st. 1st rnd: 12 s c in ring. Join. 2nd rnd: Ch 5, * d c in next s c, ch 2.
First Rosette … Ch 6, join with sl st. 1st rnd: 12 s c in ring. Join. 2nd rnd: Ch 5, * d c in next s c, ch 2.
Materials:
Clark's O.N.T. or J. & P. Coats Mercerized Crochet, size 80, 1 ball.
Milward's steel crochet hook No. 14.
Materials: Choose one of the following threads in White or Ecru:
Clark's O.N.T. Mercerized Crochet, size 50, 3 balls.
Materials:
For tray mat, ⅓ yd. linen, 36 in. wide.
For luncheon set, 1 yd. linen, 36 in. wide.
Materials:
Use one of the following threads in size 50:
Group consists of 4 parts (2 flowers, 1 rose, and the main stem with bud and leaves).
Starting at bottom, ch 70, turn.
Starting at center, ch 16. 1st rnd: In 16th ch from hook make s c, ch 15, s c, ch 15, s c.
Starting at center, ch 8, join with sl st. 1st rnd: Ch 6, * d c in ring, ch 3. Repeat from * 4 more times. Join to 3rd st of ch-6 first made.
Starting at center, ch 20, join with sl st. 1st rnd: Ch 3, 47 d c in ring; join. 2nd rnd: D c in each d c around.