Latin Common

Genus

Red Yellow White Blue Orange Green / Brown

3 or 6 petals 4 petals 5 irregular petals 5 symmetrical petals (ovary superior) 5 symmetrical petals (ovary inferior) 5 irregular petals forming a tube 5 symmetrical petals forming a tube 5 petals joined into a bell

All composites Anthemis tribe Aster tribe Chicory tribe Thistle tribe Thoroughwort tribe Sunflower tribe Everlasting tribe Senecio tribe

Many petals No obvious petals

January February March April May June July August September October November December

Turner Photographics - Wildflowers

Penstemon Richardsonii

14 photos

Richardson's Penstemon

Richardson's Penstemon on basalt cliff

Richardson's Penstemon on basalt cliff

Richardson's Penstemon on basalt cliff

Richardson's Penstemon against blue sky

Richardson's Penstemon against blue sky

Richardson's Penstemon backlit against blue sky

Richardson's Penstemon on basalt cliff against blue sky

Richardson's Penstemon blossoms

Richardson's Penstemon against blue sky

Richardson's Penstemon on basalt cliff

Richardson's Penstemon on basalt cliff

Richardson's Penstemon on basalt cliff against blue sky

Richardson's Penstemon on basalt cliff