PTERIDOPHYTA Flashcards
Aspleniaceae
Sori and indusia are elongated (linear) along veins
Athyriaceae
sori linear/elongate along veins, sometime appearing round; indusia linear or j-shaped (round)
Blechnaceae
Sori in chain or linear, often parallel and adjacent to midribs
Cibotiaceae
rhizomes densely covered with soft yellowish brown, long hairs
Cyatheaceae
arborescent, shoots covered with trichomes or scales
Cystopteridaceae
thin-herbaceous lamina, small, round sori with hood-like indusium
Davalliaceae
epiphytes with long-creeping and densely scaly rhizomes
Dennstaedtiaceae
petioles often with epipetiolar buds
Dicksoniaceae
hairs or scales are common on fronds and rhizomes
Diplaziopsidaceae
rhizomes are thick and decumbent to erect, grow near streams
Dipteridaceae
blades sterile ones cleft into two or often more subequal parts
Dryopteridaceae
scales on stipe or rhizome, sori round
Gleicheniaceae
blades pseudodichotomously forked
Hymenophyllaceae
lamina is usually one cell layer thick
Hypodematiaceae
fronds approximate or subclustered; stipe stramineous, base swollen into shuttle form
Lindsaeaceae
sori marginal or submarginal, indusia open towards margin
Lomariopsidaceae
rhizome short to long creeping or scandent
Lygodiaceae
leaves indeterminate, pseudodichotomously branching climbing
Marsileaceae
leaves simple or palmate with 2 or 4 sessile leaflets
Matoniaceae
leaves are fan-shaped and lobed in narrow segments
Nephrolepidaceae
rhizome with peltate scales, sometimes bearing stolons or tubers
Oleandraceae
blades simple, leaves articulate
Ophioglossaceae
vernation nodding (not circinate)
Marratiaceae
roots, stems, and leaves with mucilage canals
