1673 N. Grew i. 23 The first Spring-leaves of all kinds of Docks.
1818 in J. Keats (1848) I. 116 I've gather'd young spring-leaves, and flowers gay Of periwinkle and wild strawberry.
1999 (Nexis) 1 Aug. a 25 The spring leaves that appear about flowering time are thinner and larger than the summer leaves.