*

asterisk denotes tetraploid; others are diploid

Hyb/Y

Hybridizer and year of introduction

Size

Bloom size in inches

Ht

Height in inches

Type

Foliage is
E (evergreen)
SE (semi-vergreen) D (dormant)

Season

Bloom season:
EE (extra early)
E (early)
M (mid)
M-La (mid-late)
La (late)
Re (rebloom)