Dictionary.com
Thesaurus.com

onagraceous

American  
[on-uh-grey-shuhs] / ˌɒn əˈgreɪ ʃəs /

adjective

  1. belonging to the Onagraceae, the evening primrose family of plants.


onagraceous British  
/ ˌɒnəˈɡreɪʃəs /

adjective

  1. of, relating to, or belonging to the Onagraceae, a family of flowering plants including fuchsia and willowherb

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of onagraceous

1835–45; < New Latin Onagrace ( ae ) ( Onagr ( a ) the type genus (< Greek onágra oleander) + -aceae -aceae ) + -ous

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Lindheimeri, 3 to 5 ft., is much branched, with elegant white and red flowers of the onagraceous type, in long slender ramose spikes during the late summer and autumn months.

From Project Gutenberg

In the first place the cruciate flowers of some onagraceous plants should be remembered.

From Project Gutenberg