Martha Washington geranium

~noun

Entry: any of numerous erect hairy pelargoniums that are widely cultivated for their showy white to crimson flowers with dark blotches on the two upper petals, are commonly treated as a species and are probably complex hybrids between several southern African pelargoniums.

Etymology: Named after Martha Washington (1731-1802), the wife of U.S.'s first president George Washington.

@ Milton-Kindersley Advanced Dictionary