1) Drooping 2) Nodding 3) Pendulous 4) Unerect 1) Nodding 2) Pendulous 3) Unerect 
nodding or nutant flowers
drooping or hanging
• (a.) Inclining or nodding downward; pendulous; drooping; -- said of a bud, flower, fruit, or the capsule of a moss.
Nodding or drooping.
nodding, drooping
nodding, drooping
Cer'nu·ous adjective [ Latin cernuus with the face turned toward the earth.] (Botany) Inclining or nodding downward; pendulous; drooping; -- said of a bud, flower, fruit, or the capsule of a moss. 
Drooping; inclining somewhat from the perpendicular.
nodding or nutant flowers
[adj] - (biology) having branches or flower heads that bend downward
drooping adjective having branches or flower heads that bend downward; `nodding daffodils`; `the pendulous branches of a weeping willow`; `lilacs with drooping panicles of fragrant flowers`
drooping, as a flower; nodding.