Download Copy a link to this page Cite this record

Adiantum formosum R.Br.

Scientific name record
Names_Plants record source
Is NZ relevant
This is the current name
This record has collections
This record has descriptions
This is indigenous
Show more

Click to collapse Details Info

Adiantum formosum R.Br., Prodr. Fl. Nov. Holland. 155 (1810)
Adiantum formosum R.Br.

Click to collapse Biostatus Info

Indigenous, non-endemic
Wild
New Zealand
Political Region

Click to collapse Nomenclature Info

R.Br.
R.Br.
1810
155
ICN
Adiantum formosum R.Br.
species
Adiantum formosum
From the Latin formosus (handsome, beautiful), a reference to the perceived appearance of this species.

Click to collapse Classification Info

formosum

Click to collapse Vernacular names Info

Click to collapse Descriptions Info

Adiantum formosum R.Br.

Rhizome stout, far-creeping, paleate; stipites distributed along rhizome. Stipes stout, scabrid, purplish to almost black, polished, paleate towards base; 30-70-(90) cm. long. Rhachis and secondary rhachides stout, polished, dark brown to almost black, ± hispid to pubescent, ± flexuose. Lamina dark green, firm, glab. or sparsely hairy, broadly deltoid, 3-4- pinnate, 30-70-(90) × 30-50 cm. Primary pinnae alt., 15-30-(40) × 10-20-(30) cm.; lower deltoid to ovate-lanceolate, again pinnate to bipinnate; upper with basal shorter pinnae. Secondary pinnae up to 15 × 3 cm., ovate-lanceolate; tertiary pinnae up to 3 × 1 cm. Pinnules numerous, rather close-set, stalked, dimidiate-oblong to subrhomboid, up to 15 × 5 mm.; lower margin entire, straight to concave or concave- convex; upper margin with alt. shallow and rather deep crenate lobes. Sporangia in sinuses of shallow lobes, protected by lunulate to oblong-or orbicular-reniform reflexed margins 1·5-2 mm. long, c. 8 groups per pinnule.

Adiantum formosum R.Br.

Rhizomes far-creeping, scaly. Stipes and rachises rough; midribs of pinnae hairy. Laminae broadly ovate, 35-80 × 20-50 cm, (3)-4-pinnate. Primary pinnae alternate, 8-12 on each side of rachis bearing secondary pinnae, and a terminal portion bearing undivided primary pinnae. Ultimate pinnules ± oblong or parallelogrammoid, 4-13 × 3-6 mm; stalk attached at proximal corner; upper and outer margins regularly lobed, lower and inner margins entire; upper surface glabrous, lower glabrous or hairy, both surfaces dark green. Indusia crescent-shaped with shallow sinuses, glabrous, up to 10 per pinnule on upper and outer margins.

Click to collapse Taxonomic concepts Info

Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.
Adiantum formosum R.Br.

Click to collapse Collections Info

Adiantum formosum R.Br.
[Not available]
Adiantum formosum R.Br.
[Not available]
Ruahine-Cook

Click to collapse Notes Info

typification
Lectotype (selected by Field 2020): Port Jackson [Sydney, Australia], R. Brown Iter Austral. 67, 1802-5, BM 001044143!
Etymology
From the Latin formosus (handsome, beautiful), a reference to the perceived appearance of this species.

Click to collapse Metadata Info

56531242-cf04-4f9f-9f4b-a4e9f4d76497
scientific name
Names_Plants
1 January 2000
30 October 2019
Click to go back to the top of the page
Top