Thelypteris subg. Amauropelta

(Kunze) A. R. Smith

Amer. Fern J. 63: 121. 1973.

Basionym: Undefined subg. Amauropelta Kunze Farrnkräuter 1: 109. 1843
Treatment appears in FNA Volume 2.

Distinguished from other subgenera by the combination of evergreen leaves, suberect to erect stems hidden by old petiole bases, veins meeting margin above the sinuses, and the generally greatly reduced proximal pinnae. x = 29.

Discussion

Thelypteris resinifera is included in the genus Amauropelta by some workers.

Selected References

None.

reduced +
Alan R. Smith +
(Kunze) A. R. Smith +
Undefined subg. Amauropelta +
1-pinnate +  and pinnate-pinnatifid +
Nearly worldwide +
glandular +  and hairy +
not continuous +
branched +  and simple +
transparent +
ephemeral +  and persistent +
round-reniform +
small +  and large +
monomorphic +
evergreen +
reticulate +  and echinate +
short-stalked +  and sessile +
Amer. Fern J. +
elongate +, oblong +  and round +
hairy +  and glabrous +
0.15 cm1.5 mm <br />0.0015 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
long-creeping;ascending +
Thelypteris subg. Amauropelta +
Thelypteris +
subgenus +
crescent--shaped +
simple +  and anastomosing +
on rock +  and terrestrial +