Dicrastylis exsuccosa

Dicrastylis exsuccosa
Dicrastylis exsuccosa
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Lamiales
Family:	Lamiaceae
Genus:	Dicrastylis
Species:	D. exsuccosa
Binomial name
Dicrastylis exsuccosa (F.Muell.) Druce [1] [2]
Collections data (AVH): D. exsuccosa
Synonyms [3]
Dicrastylis exsuccosa f.albolutea Munir Dicrastylis exsuccosa f. lachnophylla Munir Dicrastylis exsuccosa subsp. cinerea Munir Dicrastylis exsuccosa subsp. elliptica Munir Dicrastylis exsuccosa subsp. wilsonii Munir Dicrastylis exsuccosa var. lanceolata Munir Dicrastylis exsuccosa var. tomentosa Munir Dicrastylis ochrotricha F.Muell. Pityrodia exsuccosa F.Muell.

Dicrastylis exsuccosa is a species of plant within the genus Dicrastylis in the family Lamiaceae. It is endemic to inland Australia and found in Western Australia, the Northern Territory, and South Australia. ^[4]

Description

Dicrastylis exsuccosa is a shrub 0.3 to 1.5 m high which grows on sand-dunes and plains. ^[5] It flowers from April to November. The opposite leaves are 1 to 10 cm long and about 1 to 2 cm wide, covered with dendritic hairs, and having smooth edges ^[5] The stem cross-section is roughly circular. The flower has five stamens and a five-lobed calyx, with a corolla which is white or cream. ^[5]

In Western Australia it is found in the IBRA regions of Little Sandy Desert, Gascoyne, Central Ranges, Gibson Desert, Great Sandy Desert, Tanami, Great Victoria Desert, and Murchison. ^[5]

• 
• 
• 
• 

Taxonomy

It was first described by Mueller in 1858 as Pityrodia exsuccosa, ^{[6] [7]} and in 1917, was placed in the genus Dicrastylis by Druce. ^{[1] [2]}

References

1. "'Australian Plant Name Index (APNI): Dicrastylis exsuccosa". IBIS database. Centre for Plant Biodiversity Research, Australian Government. Retrieved 12 May 2018.
2. Druce, G.C. 1917. Nomenclatorial Notes: chiefly African and Australian. The Botanical Exchange Club and Society of the British Isles Report for 1916, Suppl. 2: 619
3. Govaerts, R., et al. 2018. "Plants of the World online: Dicrastylis exsuccosa synonyms". Board of Trustees of the Royal Botanic Gardens, Kew. Archived from the original on 24 March 2019. Retrieved 12 May 2018.
4. "AVH: Dicrastylis exsuccosa (mapview), Australasian Virtual Herbarium" . Retrieved 10 May 2018.
5. "FloraBase: Dicrastylis exsuccosa". Western Australian Herbarium, Biodiversity and Conservation Science, Department of Biodiversity, Conservation and Attractions. Archived from the original on 12 May 2018. Retrieved 12 May 2018.
6. "Australian Plant Name Index (APNI): Pityrodia exsuccosa". IBIS database. Centre for Plant Biodiversity Research, Australian Government. Retrieved 12 May 2018.
7. von Mueller, F.J.H. 1858. Fragmenta Phytographiae Australiae 1(3): 60