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Leptorhynchos tenuifolius

From Wikipedia, the free encyclopedia

Wiry buttons
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Leptorhynchos
Species:
L. tenuifolius
Binomial name
Leptorhynchos tenuifolius

Leptorhynchos tenuifolius, commonly known as wiry buttons,[2] is a species of flowering plant in the family Asteraceae. It is an upright to ascending herb, multi-branched and has yellow flowers and grows in Victoria and South Australia.

Description

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Leptorhynchos tenuifolius is a multi-stemmed upright to ascending multi-branched perennial, covered with soft hairs to smooth and 10–40 cm (3.9–15.7 in) high. Leaves are narrow, linear-shaped, pointed, margins recurved, 0.5–4 cm (0.20–1.57 in) long, 1 mm (0.039 in) wide, basal leaves longer and wider. The flower heads are oblong-cone shaped, about 5 mm (0.20 in) in diameter, outer involucral bracts clear with a brown tip, margins densely covered with spreading, soft hairs and the florets yellow. Flowering occurs from October to March and the fruit is a cypsela about 1 mm (0.039 in) long and smooth.[2][3]

Taxonomy and naming

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Leptorhynchos tenuifolius was first formally described in 1858 by Ferdinand von Mueller and the description was published in Fragmenta Phytographiae Australiae.[4][5]The specific epithet (tenuifolius) means "slender leaved".[6]

Distribution and habitat

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Wiry buttons is a locally common species growing in a variety of situations including woodlands, forest and wet areas on sandy soils in Victoria and South Australia.[2][3]

References

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  1. ^ "Leptorhynchos tenuifolius". Australian Plant Census. Retrieved 22 April 2024.
  2. ^ a b c "Leptorhynchos tenuifolius". VICFLORA- Flora of Victoria. Royal Botanic Gardens Victoria. Retrieved 22 April 2024.
  3. ^ a b "Leptorhynchos tenuifolius". eFloraSA-Electronic Flora of South Australia. State Herbarium of South Australia. Retrieved 30 April 2024.
  4. ^ "Leptorhynchos tenuifolius". Australian Plant Name Index. Retrieved 30 April 2024.
  5. ^ von Mueller, Ferdinand (1858). Fragmenta Phytographiae Australiae. Melbourne. p. 52.{{cite book}}: CS1 maint: location missing publisher (link)
  6. ^ George, A.S; Sharr, F.A (2021). Western Australian Plant Names and their meanings (4th ed.). Kardinya: Four Gables. p. 331. ISBN 9780958034197.