dead–man's–fingers

1 :  any of several European orchids (genus Orchis) having pale digitate roots (especially O. mascula, O. maculata, O. latifolia, and O. morio)

2 :  any of several other plants: such as a :  bird's-foot trefoil 1a b :  cuckoopint c :  meadow foxtail grass

3 :  the fruiting bodies of fungi of the genus Xylaria (especially X. polymorpha)

4a :  a fleshy alcyonarian (Alcyonium digitatum) usually lobed or digitate in form b :  a white or grayish digitately branching sponge (Chalina arbuscula) of the Atlantic coast

5 :  dead man