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Volume I (1961) - Flora of New Zealand Indigenous Tracheophyta - Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledons
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Gleichenia Sm.

GLEICHENIA J. E. Smith, 1793

Characters as given for family; fronds always bipinnate or more compound.

KEY TO SUBGENERA

Key

1
Final segs not over 4 mm. long
GLEICHENIA sens. strict.
Final segs 10 mm. or more long
2
2
Lower veins more than once forked; sporangia rarely as few as 6 per sorus; rhizome with hairs not scales- Dicranopteris Bernhardi 1806, as genus
DICRANOPTERIS
Lower veins once forked; sporangia not more than 6; rhizome when young, bearing scales--Sticherus Presl 1836, as genus
STICHERUS

KEY TO SPECIES

Key

1
Final pinnules not over 4 mm. long
2
Final pinnules 10-30 mm. or more long
3
2
Pinnules flat or nearly so, oblong-triangular; sporangia 2-4, shining, bright to brownish yellow
1. microphylla
Pinnules strongly recurved or cucullate, suborbicular; sporangia 1-2, white to dull yellowish-white
2. circinata
3
Veins, at least lower ones, several times forked; a pair of accessory pinnae at base of lower forks; sporangia mostly more than 6 per sorus
5. linearis
Veins all only once forked or simple, no accessory pinnae; sporangia not more than 6
4
4
Pinnae spread in a sub-horizontal plane; pinnules entire, glaucous below
3. cunninghamii
Pinnae ascending, flabellately arranged; pinnules minutely serrulate towards tips, green below
4. flabellata
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