sepal

Example Sentences

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By mutating genes that control polyploidy in the mustardlike plant Arabidopsis thaliana, she and her team discovered that if the sepal had too few polyploid cells, it was stiff and upright and blooming was impeded.

From Science Magazine • Aug. 23, 2023

Goethe recognized that all the parts of a flower, from pistil to sepal, are modified leaves.

From Nature • Aug. 5, 2019

Longitudinal section of flower; v, bracteole on the peduncle; l, sepals; ls, appendage of sepal; c, petals; cs, spur of the lower petals; fs, glandular appendage of the lower stamens; a, anthers.

From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" by Various

Owing to the shape of the upper sepal, these flowers have received several of their common names, such as "helmet-flower," "friar's-cap," and "monk's-hood."

From The Wild Flowers of California: Their Names, Haunts, and Habits by Parsons, Mary Elizabeth

The ordinary form of Cattleya aurea is nankin yellow, but in the variety R. H. Measures, sepal and petal are gamboge.

From The Woodlands Orchids by Boyle, Frederick