Noun: rock penstemon
- One of the West's most beautiful wildflowers; large brilliant pink or rose flowers in many racemes above thick mats of stems and leaves; ledges and cliffs from Washington to California
"Rock penstemon decorated the sheer cliff face";
- cliff penstemon, Penstemon rupicola
Derived forms: rock penstemons
Type of: wild flower, wildflower
Part of: genus Penstemon, Penstemon, Pentstemon