Ranunculus pinguis Hook.f.

Caption:

Details

Name scientific

Ranunculus pinguis Hook.f., Bot. Antarct. Voy. I. (Fl. Antarct.) Part I, 3 (1844)

Preferred name

Ranunculus pinguis Hook.f.

Taxonomy reference

Garnock-Jones, P.J. 1990: Typification of Ranunculus names in New Zealand. New Zealand Journal of Botany 28: 115–123.

Biostatus

Origin

Occurrence

Georegion

Schema

Biostatus source

Comment

Endemic

Wild

New Zealand

Political Region

Nomenclature

Authors

Hook.f.

Original authors

Hook.f.

Publication place

Hooker, J.D. 1844–1845: The Botany of the Antarctic Voyage of H.M. Discovery Ships Erebus and Terror in the Years 1839–1843, under the command of Captain Sir James Clark Ross. I. Flora Antarctica. Part I. Botany of Lord Auckland’s Group and Campbell’s Island. Reeve, Brothers, London.

Year published

1844

Publication page

Nomenclatural code

ICN

Basionym

Ranunculus pinguis Hook.f.

Taxonomic rank

species

Canonical form

Ranunculus pinguis

Classification

Kingdom

Plantae

Phylum

Tracheophyta

Class

Magnoliopsida

Order

Ranunculales

Family

Ranunculaceae

Genus

Ranunculus

Species

pinguis

Subordinates

Synonyms

Descriptions

Allan, H.H. 1961: Flora of New Zealand. Vol. I. Indigenous Tracheophyta: Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledones. Government Printer, Wellington.

Ranunculus pinguis Hook.f.

Description

Stout ± fleshy herb up to 25 cm. tall, sparsely hairy to glabrate; stock short, stout; main roots fleshy. Lvs all radical, on petioles 1-10 cm. long, with broad sheathing bases. Lamina (1)-2-8 cm. diam., subreniform, deeply crenately lobed, cuneate-truncate to cordate at base. Scape (2)-5-15 cm. long, stout, thickened in upper part, pilose at junction with receptacle; nude or with 1-2 oblong-cuneate bracts, obtuse, entire or with 1-2 teeth. Fls ± 2.5 cm. diam. Sepals 5-6, oblong to linear; petals yellow, 5-10, obovate to oblong, hardly = sepals; nectary glands 1-3 towards base. Fruiting heads subglobose, up to 1·5 cm. diam.; receptacle broad-cylindric. Achenes ∞, glab., turgid, 1-2 mm. long; styles slender, straight, 1-2 mm. long, 2-3-winged at base.

Dawson, M.I. 2008: Index of chromosome numbers of indigenous New Zealand vascular plants.

Ranunculus pinguis Hook.f.

Description

2n = 48

Description

2n = 48

Webb, C.J.; Sykes, W.R.; Garnock-Jones, P.J. 1988: Flora of New Zealand. Vol. IV. Naturalised Pteridophytes, Gymnosperms, Dicotyledons. Botany Division DSIR, Christchurch.

Ranunculus pinguis Hook.f.

Description

Tufted perennial, 5-25 cm tall; rhizome stout. Lvs rhombic to reniform, shallowly 3-5-(7)-lobed, fleshy, glabrous or hairy, 2-8 cm diam.; lobes often crenate. Fls solitary, 2-3 cm diam.; pedicels erect, usually pilose at least above. Sepals spreading, hairy. Petals 5-10, yellow, narrow, usually < sepals; nectary usually single, c. 5 mm from petal base, naked. Receptacle glabrous. Achenes very numerous, not flattened, glabrous, rarely pilose; body 1.5-2 mm long; beak straight, c. 2 mm long.