Ruminate (ruminatus). Marked with irregular fissures.
Runcinate (runcinatus). Pinnately cleft with pointed recurved lobes.
Saccate (saccatus). Provided with a pouch-shaped appendage.
Sagittate (sagittatus). Arrow-shaped, i.e., with two acute basal lobes directed downwards.
Salver-shaped (hypocraterimorphus). With a long and narrow tube and a spreading limb.
Saprophyte (saprophytum). A plant living upon decaying organic matter.
Scale (squama). A reduced leaf usually destitute of green colour, or a similar outgrowth of the skin of a plant.
Scape (scapus). A leafless stalk of an inflorescence rising from the ground.
Scarious (scariosus). Dry and membranous.
Schizocarp (schizocarpium, fructus in coccos secedens). A fruit separating into several usually nut-like mericarps.