1.  spider fern(n = noun.plant) pteris serrulata, ribbon fern - fern of North Africa and Azores and Canary Islands;
is a kind of fern
is a member of genus pteris, pteris

2.  spider fern(n = noun.plant) pteris multifida, spider brake - Asiatic fern introduced in America;
is a kind of fern
is a member of genus pteris, pteris

adder's fern, adder's tongue fern, alabama lip fern, alpine lady fern, american maidenhair fern, american parsley fern, american wall fern, annual fern, aquatic fern, asparagus fern, ball fern, ballooning spider, bamboo fern, barn spider, basket fern, bead fern, bear's-paw fern, beech fern, bermuda maidenhair fern, berry fern, bird's nest fern, bird's-foot fern, black and gold garden spider, black tree fern, bladder fern, boston fern, boulder fern, braun's holly fern, bristle fern, brittle bladder fern, brittle fern, brittle maidenhair fern, broad beech fern, buckler fern, bulblet bladder fern, bulblet fern, button fern, california fern, canary island hare's foot fern, carolina pond fern, central american strap fern, chain fern, christmas fern, cinnamon fern, climbing bird's nest fern, climbing fern, climbing maidenhair fern, clover fern, coffee fern, comb-footed spider, common staghorn fern, cow-tongue fern, crape fern, creeping fern, crepe fern, curly grass fern, dagger fern, daisy-leaved grape fern, daisyleaf grape fern, deer fern, ditch fern, early spider orchid, elkhorn fern, european parsley fern, european spider crab, european wolf spider, evergreen wood fern, fan fern, farley maidenhair fern, felt fern, fern, fern ally, fern family, fern genus, fern palm, fern rhapis, fern seed, fiddlehead fern, film fern, filmy fern, five-fingered maidenhair fern, floating fern, florida strap fern, flower-cup fern, flowering fern, fragile fern, fragrant cliff fern, fragrant shield fern, fragrant wood fern, garden spider, giant fern, giant scrambling fern, glade fern, glory fern, gold fern, golden fern, goldie's fern, goldie's shield fern, goldie's wood fern, grape fern, grass fern, hairy lip fern, hand fern, hard fern, hare's-foot bristle fern, hare's-foot fern, hart's-tongue fern, hartford fern, hay-scented fern, holly fern, hunting spider, indian button fern, interrupted fern, jersey fern, kidney fern, killarney fern, king fern, lace fern, lady fern, leather fern, leatherleaf fern, leatherleaf wood fern, leathery grape fern, licorice fern, limestone fern, lip fern, long beech fern, maidenhair fern, male fern, marginal wood fern, marsh fern, massachusetts fern, meadow fern, mosquito fern, mountain bladder fern, mountain fern, mountain male fern, mountain parsley fern, narrow beech fern, narrow-leaved strap fern, nebraska fern, new york fern, northern beech fern, northern holly fern, northern oak fern, oak fern, oleander fern, orb-weaving spider, ostrich fern, pine fern, potato fern, prickly shield fern, prince-of-wales fern, rabbit's-foot fern, rasp fern, rattlesnake fern, red spider, red spider mite, resurrection fern, ribbon fern, royal fern, sago fern, scale fern, scaly fern, scented fern, sea fern, sea spider, seed fern, sensitive fern, serpent fern, shield fern, shuttlecock fern, silver fern, silver tree fern, skeleton fork fern, smooth lip fern, snake fern, snuffbox fern, soft shield fern, soft tree fern, southern beech fern, southwestern lip fern, spider, spider angioma, spider brake, spider crab, spider flower, spider mite, spider monkey, spider nevus, spider orchid, spider plant, spider stitch, spider web, squirrel's-foot fern, stag-horn fern, staghorn fern, strap fern, sweet fern, sword fern, ten-day fern, tongue fern, toothed sword fern, trap-door spider, tree fern, umbrella fern, vascular spider, venus'-hair fern, virginia chain fern, walking fern, wall fern, water fern, water spider, western holly fern, whisk fern, winter fern, wolf spider, wood fern, wooly lip fern