Salvia yangii
Salvia yangii, previously known as Perovskia atriplicifolia, and commonly called Russian sage, is a flowering herbaceous perennial plant and subshrub. It has an upright habit, typically reaching 0. 5–1. 2 m tall, with square stems and grey-green leaves that yield a distinctive odor when crushed. Its flowering season extends from mid-summer to late October, with blue to violet blossoms arranged into...