C3A1L1Y4P3T1R1A1
15 points
CALYPTRA is validvalid
a hood-shaped organ of flowers
a hood or hoodlike structure, esp. that covering the spore capsule of mosses and liverworts, also CALYPTER, CALYPTERA
a hood-shaped organ of flowers
a hood or hoodlike structure, esp. that covering the spore capsule of mosses and liverworts, also CALYPTER, CALYPTERA