N/I: N = Native to the Rocky Mountain West. I = Introduced to the Rocky Mountain West.
P/A: P = Perennial. A = Annual. B = Biennial
COLOR: Color of mature flower blossom.
PLANT: SP = spring, FA = fall, ES = early spring, LS = late spring, c = cold stratification is necessary.
SUN: Sun Requirement - F = full, P = partial, S = shade.
WATER: Water Requirement - L = low, M = moderate, H = high, a = drought tolerant, b = Allow soil to dry after blossoms drop.
SOIL: G = gravely, S = sandy, L = loamy, C = clayey.