Australian Tropical Ferns and Lycophytes - Online edition

4.5.5 Pinna or pinnule apex


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Acute to acuminate: terminating in a point that is not elongated, to broad and tapering gradually to a point.
Attenuate, caudate, mucronate: narrowing gradually to narrowing into a tail, or terminating in a short stout projection.
Blunt, obtuse to truncate: blunt to broadly rounded, or ending abruptly as if cut off.
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