etiolation


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etiolation

[‚ed·ē·ə′lā·shən]
(botany)
The yellowing or whitening of green plant parts grown in darkness.
References in periodicals archive ?
occurs chiefly among a small number of mostly herbaceous families, and in some species it may develop only after stimulation by etiolation.
altissima, since plants of the former taxon were "bizarre plants showing extreme symptoms of etiolation from growing under limestone [sic] ledges in Kentucky.