Definition of Richardia in US English:

Richardia

noun

  • A genus of sprawling herbaceous plants of the family Rubiaceae, chiefly native to warmer parts of America, where they are often regarded as weeds.

noun

historical
  • A genus of the family Araceae comprising the arum or calla lilies, now included in the genus Zantedeschia; (also richardia) a plant of this genus, especially Zantedeschia aethiopica; an arum or calla lily.

Origin

Mid 18th century; earliest use found in New & Complete Dictionary Arts & Science. From scientific Latin Richardia (Linnaeus Species Plantarum II. 330) from Richard- (in the name of Richard Richardson, English physician and botanist) + scientific Latin -ia<br>mid 19th century; earliest use found in Gardener's Magazine. From scientific Latin Richardia from the name of Louis Claude Marie Richard, French botanist + scientific Latin -ia.

Pronunciation

Richardia

/rɪˈkɑːdɪə/