Biology:Acacia abbatiana

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Short description: Species of legume

Acacia abbatiana
Acacia abbatiana BRI AQ623428.jpg
Type specimen[1]
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Caesalpinioideae
Clade: Mimosoid clade
Genus: Acacia
Species:
A. abbatiana
Binomial name
Acacia abbatiana
Pedley[2]
Synonyms[2]
  • Acacia sp. (Mt Abbot A.R.Bean 4873)
  • Racosperma abbatianum (Pedley) Pedley

Acacia abbatiana is a species of flowering plant in the family Fabaceae and is endemic to Mount Abbott in Queensland. It has linear phyllodes, flowers arranged in a spike about 5 mm (0.20 in) in diameter, and a pod up to 35 mm (1.4 in) long.

Description

Acacia abbtiana is a shrub that typically grows to a height of up to about 4 m (13 ft), with fibrous bark and the phyllodes only on the upper parts of the stem. The phyllodes are linear, straight, 95–150 mm (3.7–5.9 in) long and 1.6–3 mm (0.063–0.118 in) wide. The flowers are arranged in spikes 8–9 mm (0.31–0.35 in) wide, two or three in each leaf axil, and about 5 mm (0.20 in) in diameter on Peduncle 1–2 mm (0.039–0.079 in) long. The sepals are cup-shaped, 0.5–0.7 mm (0.020–0.028 in) long and the petals 1.3–1.5 mm (0.051–0.059 in) long with stamens 2.0–2.2 mm (0.079–0.087 in) long. Flowering has been observed in August, and the fruit is a pod up to 35 mm (1.4 in) long and 2.5 mm (0.098 in) wide containing up to 8 seeds.[3][4]

Taxonomy

Acacia abbatiana was first described in 1999 by Leslie Pedley in the journal Astrobaileya from a specimen collected by Anthony Bean on Mount Abbott, about 50 km (31 mi) west of Bowen in 1992.[5] The specific epithet (abbatiana) means "on Abbott", indicating Mount Abbott, the only known locality for this species".[4]

This species in included in the subgenus Phyllodineae, section Juliflorae.[6]

Distribution and habitat

This wattle species is only known from Mount Abbott in central Queensland where it grows in heath on slopes in soil derived from granite.[4]

Conservation status

Acacia abbatiana is listed as of "least concern" by the Queensland Government Department of Environment and Science.[7]

See also

References

Wikidata ☰ Q15289424 entry