ULMUS RUBRA
\ˈʌlməs ɹˈuːbɹə], \ˈʌlməs ɹˈuːbɹə], \ˈʌ_l_m_ə_s ɹ_ˈuː_b_ɹ_ə]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.