They are annually caducous, however, as with the common deer, so that these immense appendages are the growth of a few weeks!
Flowers yellow, in racemes, with caducous bracts and bractlets.
caducous, dropping off very early, compared with other parts; as the calyx in the Poppy, falling when the flower opens.
caducous, ka-dū′kus, adj. falling early, as leaves or flowers.
Achenes short and thick, compressed or turgid, truncate, glabrous; pappus of 2–8 caducous awns.
Stipules between the opposite and compound leaves (but they are caducous).
Leaves alternate, compound, digitate, caducous; leaflets 5–7 with long common petiole.
Flowers white, small, in terminal umbel-like clusters from large scaly buds; bracts or scales thin and caducous.