Ferns: Native ferns

 

Brake ferns 1

Pteris, Pellaea
Family Pteridaceae, page 1
A large group of ferns characterised by having groups of sporangia (sori) most frequently on the margins of leaflets (pinnae). Sori may be covered or uncovered.
Page 2: Adiantum (maidenhair ferns)

pteris_com_1_400.jpg
Pteris comans, coastal brake fern - Fronds are leathery, 20-120 cm long and have narrow, tapering to bluntly pointed ultimate leaflets. Found in the upper half of the North Island. (photo, Larry Jensen)

pteris_com_2_400.jpg
Pteris comans, lower surface of frond - In Pteris species,
rows of sporangia are close to the edge of leaflet margins and are covered by the enrolled margin.
(photo, Iain MacDonald)

pteris_mac_3_400.jpg
Pteris macilenta, titipo, sweet fern - A fern with broad, oval 20-120 cm long, lacey fronds. Found in the North Island. (photo, Larry Jensen)

pteris_mac_4_400.jpg
Pteris macilenta lower surface of frond - Leaflets are tapering to bluntly pointed and sori are protected beneath enrolled leaflet margins.
(photo, Iain MacDonald)
pellaea_fal_1_400.jpg
Pellaea falcata -
A fern with erect 20-50 cm long, once divided fronds. Found on the Kermadec Islands, Three Kings Islands and the North Island.
(photo, Larry Jensen)

pellaea_fal_2_400.jpg
Pellaea falcata, lower surface of frond - Leaflets are oblong and taper to a point. The margin is only slightly enrolled leaving the sporangia mostly uncovered.
(photo, Iain MacDonald)

Page 2, Family Pteridaceae

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