Definitions:

1. A perennial plant that gets its name from the fact that its flowers can be bent in different directions and will stay in place, appearing to "obey" the movement. NOUN
   • The obedience plant thrives in moist soil and is often planted in borders or near water features.
2. A species of flowering plant in the mint family, native to North America, that gets its name from the characteristic that the stem and individual flowers stay in place when moved. NOUN
   • The gardener planted obedience plants along the walkway, enjoying how their flowers stayed in place when bent.

Synonyms:

• arrowroot
• false dragonhead