Definition of marcescent in English:

Share this entry

marcescent

Pronunciation: /mɑːˈsɛs(ə)nt/

adjective

Botany
(Of a leaf or frond) withering but remaining attached to the stem.
Example sentences
  • After tertiary capitula ripened, cauline leaves senesced and remained marcescent on the stems.
  • Several trees normally have marcescent leaves such as oak (Quercus), beech (Fagus) and hornbeam (Carpinus).
  • There seems to be no evidence that marcescent leaves provide additional cold protection.

Derivatives

marcescence

noun
Example sentences
  • Legend notwithstanding, the ecological causes and consequences of marcescence are not well understood.
  • Marcescence is considered a juvenile characteristic because it is more common on younger trees and on the lower, more juvenile, parts of older trees.

Origin

Early 18th century: from Latin marcescent- 'beginning to wither', from marcere 'wither'.

For editors and proofreaders

Line breaks: mar|ces¦cent

Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.