ALTHAEA
althea, althaea, hollyhock
(noun) any of various plants of the genus Althaea; similar to but having smaller flowers than genus Alcea
Source: WordNet® 3.1
Etymology
From the genus name.
Noun
althaea (plural althaeas)
(botany) Any plant of the genus Althaea.
Source: Wiktionary
Al*thæ"a, Al*the"a, n. Etym: [althaea, Gr. (Bot.)
(a) A genus of plants of the Mallow family. It includes the officinal
marsh mallow, and the garden hollyhocks.
(b) An ornamental shrub (Hibiscus Syriacus) of the Mallow family.
Source: Webster’s Unabridged Dictionary 1913 Edition