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

ADIANTACEAE

Sori superficial, marginal to submarginal, sts confluent; protected by margin of lamina, rarely unprotected, exindusiate. Sporangia mostly large, shortly stalked, without paraphyses; pedicels slender. Annulus with stomium. Spores tetrahedral, ± globose, smooth to spinulose. Rhizome solenostelic, creeping or short and oblique forming a small stock. Paleae us. present, and often hairs. Stipes not jointed to rhizome. Fronds pinnatifid to pinnately compound. About 12 genera of mostly terrestrial ferns.

Key

1
Sporangia unprotected; plant annual
1. ANOGRAMMA
Sporangia protected by reflexed margin of lamina; plant perennial
2
2
Sporangia protected by and borne on undersurface of reflexed margin
2. ADIANTUM
Sporangia ± protected by but not borne on undersurface of reflexed margin
3
3
Reflexed margin interrupted; lamina 2-3-pinnate or pinnatifid
3. CHEILANTHES
Reflexed margin continuous; lamina simply pinnate
4. PELLAEA
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