Bosistoa medicinalis

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Northern towra
Bosistoa medicinalis foliage.jpg
Scientific classification Red Pencil Icon.png
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Sapindales
Family: Rutaceae
Genus: Bosistoa
Species:
B. medicinalis
Binomial name
Bosistoa medicinalis
Synonyms [1]
  • Bosistoa brassii T.G.Hartley
  • Bosistoa brassiiT.G.Hartley var. brassii
  • Bosistoa brassii var. proserpinensisT.G.Hartley
  • Bosistoa monostylis(F.M.Bailey) T.G.Hartley
  • Pagetia dietrichiae Domin
  • Pagetia medicinalisF.Muell.
  • Pagetia monostylisF.M.Bailey
Flower detail Bosistoa medicinalis.jpg
Flower detail

Bosistoa medicinalis, commonly known as the northern towra [2] or Eumundi bosistoa, [3] is a species of small to medium-sized rainforest tree that is endemic to Queensland. It has simple and pinnate leaves with two or three leaflets and panicles of small white flowers.

Contents

Description

Bosistoa medicinalis is a tree that typically grows to a height of bout 20 m (66 ft) high and has hard bark. The leaves are arranged in opposite pairs and are usually trifoliate, 70–180 mm (2.8–7.1 in) long on a petiole 10–15 mm (0.39–0.59 in) long. The leaves are sometimes simple or have two leaflets, but there are usually three egg-shaped leaflets, each 35–140 mm (1.4–5.5 in) long and 10–55 mm (0.39–2.17 in) wide, the end leaflet on a petiolule 3–17 mm (0.12–0.67 in) long. Simple leaves are 50–190 mm (2.0–7.5 in) long. The leaflets have prominent oil glands and a pointed tip. Each twig ends with two simple leaves and a terminal bud. The flowers are borne in panicles 50–100 mm (2.0–3.9 in) long, the sepals 0.5–1 mm (0.020–0.039 in) long and joined at the base, the petals 3–4.5 mm (0.12–0.18 in) long. Flowering occurs from February to October and the fruit is an oval to spherical follicle 9–12 mm (0.35–0.47 in) long, maturing from October to March. The seeds are oval to kidney-shaped, about 8 mm (0.31 in) long. [3] [4] [5]

Taxonomy

Northern towra was first formally described in 1866 by Ferdinand von Mueller who gave it the name Pagetia medicinalis and published the description in Fragmenta phytographiae Australiae . [6] [7] In 1977, Thomas Gordon Hartley changed the name to Bosistoa medicinalis in the Journal of the Arnold Arboretum . [4] [8]

Distribution and habitat

Bosistoa medicinalis grows in rainforest, often dry rainforest in near-coastal areas between the Pascoe River in northern Queensland to Woombye in south-eastern Queensland. [3] [5]

Conservation status

This species is listed as of "least concern" under the Queensland Government Nature Conservation Act 1992 . [2]

Related Research Articles

<i>Bosistoa</i> genus of plants

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<i>Acradenia euodiiformis</i> species of plant

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<i>Karrabina benthamiana</i>

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<i>Bosistoa floydii</i> species of plant

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<i>Bosistoa transversa</i> species of plant

Bosistoa transversa, commonly known as the yellow satinheart, or three-leaved bosistoa, is a species of small to medium-sized rainforest tree that is endemic to eastern Australia. It has mostly pinnate leaves, usually with three leaflets and panicles of small white flowers.

<i>Bosistoa pentacocca</i> species of plant

Bosistoa pentacocca, commmonly known as ferny-leaf bosistoa, native almond or union nut, is a species of tree that is endemic to eastern Australia. It has pinnate leaves arranged in opposite pairs with between three and thirteen leaflets and panicles of small flowers arranged in leaf axils or on the ends of branches. It grows along streams in rainforest.

<i>Caldcluvia paniculosa</i> species of plant

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<i>Hakea rhombales</i> Species of shrub in the family Proteacea endemic to Western Australia and the Northern Territory

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<i>Corymbia torelliana</i> species of plant

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<i>Zieria adenodonta</i> species of plant

Zieria adenodonta, commonly known as the Wollumbin zieria, is a plant in the citrus family Rutaceae and is endemic to eastern Australia. It is a dense, bushy shrub with leaves composed of three leaflets which are warty on the upper surface. In winter and early spring it has groups of five to eight flowers, each with four white petals, the groups usually shorter than the leaves.

Nervilia uniflora, commonly known as the red shield orchid, is a small terrestrial orchid found in northern Queensland. It has a single short-lived, pink or mauve flower. A dark green, heart-shaped leaf emerges at the base of the flowering stem after flowering.

<i>Eulophia venosa</i> species of plant

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<i>Dendrobium baileyi</i> species of plant

Dendrobium baileyi, commonly known as the blotched gemini orchid, is an epiphytic or lithophytic orchid in the family Orchidaceae and has arching stems and flowering stems with one or two spidery, yellow flowers with dark purple spots emerging from leaf axis. It grows in tropical North Queensland, New Guinea and the Solomon Islands.

<i>Pomatocalpa macphersonii</i> species of plant

Pomatocalpa macphersonii, commonly known as the blotched bladder orchid, is an epiphytic or lithophytic orchid with thick, cord-like roots, between two and eight dark green, leathery leaves and up to thirty cup-shaped, yellow flowers with red blotches and a white labellum with red blotches. It usually grows on rainforest trees and is found in New Guinea and tropical North Queensland, Australia.

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<i>Sarcochilus ceciliae</i> species of plant

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<i>Boronia filifolia</i> Species of plant

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<i>Boronia heterophylla</i> species of plant

Boronia heterophylla, commonly known as red boronia or Kalgan boronia, is a plant in the citrus family Rutaceae and is endemic to the south-west of Western Australia. It is an erect, slender shrub with trifoliate leaves and deep pink to red, four-petalled flowers arranged singly in leaf axils.

<i>Boronia bowmanii</i> species of plant

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References

  1. 1 2 "Bosistoa medicinalis". Australian Plant Census. Retrieved 30 June 2020.
  2. 1 2 "Species profile - Bosistoa brassii". Queensland Government Department of Environment and Science. Retrieved 30 June 2020.
  3. 1 2 3 Hartley, Thomas G.; Wilson, Annette J.G. (ed.) (2013). Flora of Australia (Volume 26). Canberra: Australian Biological Resources Study. pp. 51–52. Retrieved 30 June 2020.CS1 maint: extra text: authors list (link)
  4. 1 2 Hartley, Thomas G. (1977). "A Revision of the Genus Bosistoa (Rutaceae)". Journal of the Arnold Arboretum. 58: 431–433. Retrieved 30 June 2020.
  5. 1 2 "Bosistoa medicinalis". Australian National Botanic Gardens - Australian Tropical Rainforest Plants. Retrieved 30 June 2020.
  6. "Pagetia medicinalis". APNI. Retrieved 30 June 2020.
  7. von Mueller, Ferdinand (1866). Fragmenta phytographiae Australiae (Volume 5). Melbourne: Victorian Government Printer. pp. 178–179. Retrieved 30 June 2020.
  8. "Bosistoa medicinalis". APNI. Retrieved 30 June 2020.