Lewis Monkeyflower (Pink Monkeyflower, Great Purple Monkeyflower)
August 12, 1805, at Lemhi Pass, Montana.
Showy, deep pink to red bilaterally symmetrical flowers bloom in profusion near the top of this leafy, several-stemmed plant. Flowers 1.3-2 in (3.1-5 cm) long. Leaves 1-4 in (2.5-10 cm) long, with toothed or plain edges, opposite. Height: 1-3 ft (0.3-0.9 m).
Wet open places in the mountains.
Western Canada; south to the southern Sierra Nevada in California and to the higher mountains of Utah, Wyoming, and Montana.