Modiola
/məˈdʌɪələ/ /mɒˈdʌɪələ/noun
1 Zoology and Geology. A former genus of horse mussels (now called Modiolus); (also in form modiola) a horse mussel of this genus. Compare modiolus. Now rare.
2 Botany. A small genus of plants of the family Malvaceae, native to warmer parts of North America; a plant of this genus.
Origin
Early 19th century. From scientific Latin Modiola, genus name from classical Latin modiolus + -a.