Rhizomes with stolons but no tubers. Blade narrowly oblanceolate or rhomboidal in outline, to 1 m or so long, much divided in some cultivars. Segments mostly more than 4 cm long and with an 'ear' on the basal upper edge; midrib more or less central. Indusia kidney-shaped.
Needs shelter and warmth. Weedy in the Sydney region.
Polynesia, Tropical America, Africa.
Generally larger and less upright than the common N. cordifolia; it has fronds to 1 m or so long and 10 cm wide although there is great variation among the cultivars; segments mostly 'eared' at the base; indusia more or less round, at least those at the base of the segment facing the margin; cf. N. cordifolia.
Source: (1995). Davalliaceae. In: . Horticultural Flora of South-eastern Australia. Volume 1, Ferns, conifers & their allies. The identification of garden and cultivated plants. University of New South Wales Press.
Golden Boston Fern Fronds gold. Origin unknown.
Compact, margins of segments sometimes wavy. Origin unknown.
Boston Fern Fronds wide, weeping. This cultivar is the source of most of the others. The original cultivar arose in stock sent from Philadelphia, USA, to a Boston nursery in the 1870's, soon becoming widespread in nurseries of the Boston area and being accepted elsewhere.
Fronds wide, segments intricately divided. Origin unknown.
Fronds divided twice. Origin unknown.
Fronds divided 2-3 times, ruffled. Origin unknown.
Compact, fronds divided 2-3 times, ruffled. Origin unknown.
Segments variously cut and divided. Origin unknown.
See n. falcata.
Dwarf, segments wavy. Origin unknown.
Fronds finely divided to form a dense clump. Origin unknown.
Fronds finely divided. Origin unknown.
Fronds finely divided, weeping. Origin unknown.
Fronds divided several times. Origin unknown.