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单词 exacum
释义

Exacum


exacum

(ˈɛksəkəm) n (Plants) any plant of the annual or perennial tropical genus Exacum; some are grown as greenhouse biennials for their bluish-purple platter-shaped flowers: family Gentianaceae[Latin, a name for centaury, from ex out + agere to drive]
Thesaurus
Noun1.Exacum - genus of tropical Asiatic and African plants: especially Persian violetsgenus Exacumdicot genus, magnoliopsid genus - genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germinationfamily Gentianaceae, gentian family, Gentianaceae - chiefly herbaceous plants with showy flowers; some are cultivated as ornamentalsExacum affine, Persian violet - perennial cultivated especially as a houseplant for its fragrant bluish to dark lavender flowers

Exacum


Exacum

 

a genus of annual or perennial herbaceous plants of the family Gentianaceae. The flowers are white, lilac, dark blue, or purple-violet; the inflorescence is a panicle. The fruit is a two- valved globose capsule. There are about 35 mainly tropical species, growing in India, East Asia, the Malay Archipelago, and the island of Socotra. Some ornamental species are raised in conservatories. Popular ornamentals include E. affine, which has numerous lilac flowers with yellow anthers, and E. zeylanicum, which has large azure flowers.

Exacum


  • noun

Synonyms for Exacum

noun genus of tropical Asiatic and African plants: especially Persian violets

Synonyms

  • genus Exacum

Related Words

  • dicot genus
  • magnoliopsid genus
  • family Gentianaceae
  • gentian family
  • Gentianaceae
  • Exacum affine
  • Persian violet
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更新时间:2025/3/23 23:18:36