scobiform
/ˌskɒbɪˈfɔrm/ or /ˌskoʊbɪˈfɔrm/Definitions
1. adjective
resembling or having the form of a scob
“The scobiform structure in the plant was a unique feature of its species.”
2. noun
A scob or a small, rounded mass of earth or other material
“The scobiform formations were scattered throughout the archaeological site.”