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NZ Plants

Notogrammitis angustifolia - strap fern

Family: Polypodiaceae

Notogrammitis angustifolia has an erect to short-creeping stem (rhizome) bearing linear, winged fronds lacking hairs.
Found throughout New Zealand as an epiphyte in forest and subalpine scrub.
Formerly Grammatis magellanica.
 

Vegetative characteristics

Fertile frond and sporangia

Plant form: erect stem bearing fronds up to 130 mm

Frond appearance: similar to sterile frond

Frond stalk, midrib: stipe indistinct, lacking hairs

Sporangium location: lower frond surface, mid to upper part of frond

Frond shape: linear to narrowly elliptic

Sporangium position: in one row either side of midrib

Frond blade: undivided

Sporangia distribution: in groups (sori)

Frond surface: thin, dull

Sorus shape: elongated

Leaflets: 0

Sorus covering: 0

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