yerba buena

 
Pronunciation: /ˈjəːbə bweɪnə/

noun

[mass noun]
  • a trailing aromatic herb with whitish or lilac flowers, related to savory. Native to the western US, it has been used medicinally and as a local tea.
    • Satureja douglasii, family Labiatae

Origin:

mid 19th century: from Spanish, literally 'good herb'