rufous rubber cup(n = noun.plant) - a common name for a variety of Sarcosomataceae;
is a kind of sarcosomataceae

acorn cup, assam rubber, black felt cup, blood cup, bone-ash cup, brown cup, buna rubber, butyl rubber, champagne cup, charred pancake cup, claret cup, coffee cup, cold rubber, crepe rubber, cup, cup and saucer, cup final, cup fungus, cup hook, cup morel, cup of tea, cup shake, cup tie, davis cup, death cup, dice cup, dixie cup, drain the cup, drinking cup, egg cup, elf cup, eye cup, fairy cup, floral cup, foam rubber, golden cup, grace cup, grease cup, hard rubber, huntsman's cup, india rubber, loving cup, measuring cup, mistletoe rubber plant, moustache cup, mustache cup, natural rubber, optic cup, painted cup, paper cup, par'a0 rubber, para rubber, para rubber tree, poison cup, queen's cup, rubber, rubber band, rubber boa, rubber boot, rubber bullet, rubber cement, rubber eraser, rubber plant, rubber stamp, rubber tire, rufous, scarlet cup, silicone rubber, stirrup cup, sweet cup, synthetic rubber, world cup