Boechera perennans
Encyclopedia
Boechera perennans is a species of rockcress
Boechera
Boechera is a genus of the family Brassicaceae. It was named after the Danish botanist Tyge W. Böcher , who was known for his research in alpine plants, including the mustards Draba and Boechera holboellii...

 known as perennial rockcress. It is native to the southwestern United States and northern Mexico. This rockcress forms several erect stems reaching past half a meter in height at maximum. The basal leaves may be several centimeters long and are hairy and often toothed, while the scattered upper leaves are smaller. Toward the top of the stem are small widely-spaced purple or pink-purple flowers on long, thin stalks. These give way to the fruits, which are silique
Silique
A silique or siliqua is a fruit of 2 fused carpels with the length being more than three times the width. The outer walls of the ovary usually separate when ripe, leaving a persistent partition...

s: long, very narrow pods up to 6 centimeters long.

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