| ribbon fern | (n) fern of North Africa and Azores and Canary Islands, Syn. spider fern, Pteris serrulata |
| ribbon fern | (n) epiphytic fern with straplike usually twisted fronds of tropical Asia and Polynesia and America, Syn. Ophioglossum pendulum |
| grass fern | (n) epiphytic fern found in lowland forests of tropical America, Syn. Vittaria lineata, ribbon fern |