corolla - (botany) the whorl of petals of a flower that collectively form an inner floral envelope or layer of the perianth; "we cultivate the flower for its corolla"

calyx - (botany) the whorl of sepals of a flower collectively forming the outer floral envelope or layer of the perianth enclosing and supporting the developing bud; usually green

round shape - a shape that is curved and without sharp angles

verticil - a whorl of leaves growing around a stem

hair - dense growth of hairs covering the body or parts of it (as on the human head); helps prevent heat loss; "he combed his hair"

coiffure, hair style, hairdo - the arrangement of the hair (especially a woman's hair)

sausage curl - a fat sausage-shaped curl

forelock - a lock of hair growing (or falling) over the forehead

crimp - a lock of hair that has been artificially waved or curled

dreadlock - one of many long thin braids of hair radiating from the scalp; popularized by Rastafarians

hank - a coil of rope or wool or yarn

structure, construction - a thing constructed; a complex construction or entity; "the structure consisted of a series of arches"; "she wore her hair in an amazing construction of whirls and ribbons"