Luxuriant flower

(Bot.) one in which the floral envelopes are overdeveloped at the expense of the essential organs.

See also: Luxuriant

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Travelling around over the past couple of months, you come across a few inspirational pictures with zingy colours and luxuriant flowers, and find the majority are provided by bulbs.