reflexed

Bent or turned downward or backward.

In botany, bent abruptly backward: said of petals, sepals, leaf-veins, etc.

In zoology, bent back or up; reflex.

In heraldry, curved twice: same as bowed, but applied especially to the chain secured to the collar of a beast, which often takes an S-curve. Also reflected.

Bent backward or outward.

Simple past tense and past participle of reflex.

turned backwards

(of leaves) bent downward and outward more than 90 degrees