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  • noun

Words related to calyptra

the hood or cap covering the calyx of certain plants: e

References in periodicals archive ?
Two emasculated clusters were not pollinated to ensure that the emasculation was done at correct time and also to check the possible incidence of claistogamie (self polination of any flower without calyptra fall).
Cross walls are not distinct; the terminal cell is round and without calyptra.
In Merianieae, there are many combinations in the development of calyx lobes, the dorsal tooth, and the opening of the calyptra.
Capsule shows a long beaked lid with smooth calyptra.
The sporangium is usually covered by a hairy calyptra (caplike spore case covering) that is yellowish or light brown.
Stem diameter (SD) at the hypocotyl; plant height (PH) measured from the base of the stem to the last leaf insertion; longest root length (LRL), from the calyptra to the base of the stem; shoot and root dry mass (SDM, RDM) and RDM:SDM ratio were determined 90 days after sowing.
If nothing else, the sprays may loosen some of the calyptra (the caps on top of the flowers) and other material that might interfere with pollination.