Haastia sinclairii

Haastia sinclairii
Two Haastia sinclairii flowers
Haastia sinclairii in Nelson Lakes National Park
Not Threatened
Not Threatened (NZ TCS)
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Haastia
Species:
H. sinclairii
Binomial name
Haastia sinclairii
Hook.f.

Haastia sinclairii is a species of small flowering plant in the South Island of New Zealand.

Description

Illustration of H. sinclairii by Matilda Smith

A small, green plant with a single stem and leaves that seem to surround the stem in slightly revolving circles, with a white flower that can have orange or yellow petals on the outer rim. Prostrate.

Allan (1961) described the species this way:

Plant sparingly to much branched, decumbent to suberect. Branchlets up to c. 30 cm. long, 4–6 mm. diam. Lvs ± patent, up to 3·5 × 1·5 cm., oblong-obovate, subacute to rounded at apex, densely clad in whitish subappressed tomentum, except on adaxial surface of appressed base, upper part slightly thickened, somewhat rugose; veins 5–10, anastomosing above. Capitula c. 3 cm. diam.; receptacle 5–6 mm. diam. Phyll. narrow-oblanceolate, subacuminate, pilose on abaxial surface, c. 1 cm. long. Achenes c. 2 mm. long, narrow-linear. Pappus up to 1 cm. long.

Range

Its known range is in the South Island of New Zealand.

Habitat

Alpine and subalpine habitats. Scree fields, in particular.

Taxonomy

Haastia sinclairii contains the following varieties:

It is in a clade together with Haastia recurva. The genus was named after Julius von Haast.

References

  1. 1 2 3 4 "Haastia sinclairii var. sinclairii". New Zealand Plant Conservation Network. Retrieved 2025-02-04.
  2. 1 2 3 "Haastia sinclairii". iNaturalist. Retrieved 3 February 2025.
  3. ↑ "Haastia sinclairii Hook.f." Plants of the World Online. Kew Science. Retrieved 2025-02-04.
  4. ↑ "Haastia sinclairii var. fulvida Allan - Biota of NZ". biotanz.landcareresearch.co.nz. Archived from the original on 2024-05-18. Retrieved 2025-02-05.
  5. 1 2 McPherson, K (2022). Bringing home the lost vegetable sheep: a phylogenomic study of the Senecioneae genus Haastia. University of Canterbury.
  6. ↑ Constance, L. (1961-08-04). "Flora of New Zealand. vol. 1. Indigenous Tracheophyta: Psilopsida, Lycopsida, Filicopsida, Gymnospermae, Dicotyledones. H. H. Allan (deceased 29 October 1957). Government Printer, Wellington, 1961. liv + 1085 pp. Illus. $14.70". Science. 134 (3475): 323. doi:10.1126/science.134.3475.323. ISSN 0036-8075.
  7. ↑ "Haastia sinclairii Hook.f. - Biota of NZ". biotanz.landcareresearch.co.nz. Archived from the original on 2024-05-18. Retrieved 2025-02-05.