exine
/ˈɛksɪn
/ /ˈɛksʌɪn/noun Botany
The decay-resistant outer coating of a pollen grain or spore.Orbicules may be attached to the exine of the pollen grains....
- Short elongated elements occur on the orbicule wall, similar to those present on the pollen exine.
- This study concentrates on these parameters using purified exines (sporopollenin capsules) prepared from pine pollen, which consist of a central capsule and two lateral sacci.
Origin
Late 19th century: perhaps from ex-2 'out' + Greek is, in- 'fibre'.
- see (or tell or spot) something a mile off
- see (or think) fit
- see over
- seep
- seepage
- seer
- see red
- seersucker
- see-saw
- see sense (or reason)
- see service
- see someone coming
- see someone damned first
- see someone off
- see someone out
- see someone right
- see someone/thing out of (or from) the corner of one's eye
- see someone through
- see something coming
- see something of
- see something out
- see something through
- see stars
- seethe
- see the back of