Kingdom:
Phylum:
Angiosperms
Order:
Poales
Family:
Species:
laxa
ID:
906248

Status:
valid

Authors:
Scribn. & Merr.

Source:
wcs

Year:
1901

Citation Micro:
Bull. Div. Agrostol. U.S.D.A. 24: 24 (1901)

WFO Identifier:
wfo-0000905583

Common Names

  • Tristachya laxa
  • Lax Tristachya
  • Lax Stachya

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Description

Tristachya laxa (also called Loose Three-Awn, among many other common names) is a perennial grass native to Africa. It grows to a height of up to 1.5 m and has a clumping habit. Its leaves are linear and have a rough texture. It is found in grasslands, savannas, and open woodlands.

Uses & Benefits

Tristachya laxa is used as an ornamental plant in gardens and as a cut flower.

Flower, Seeds and Seedlings

Tristachya laxa has small, yellow-green flowers and seeds that are about 1.5 mm long. The seedlings are slender and have long, narrow leaves.

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Cultivation and Propagation

Tristachya laxa can be propagated by division or seed. To propagate by division, divide the clumps in spring or early fall. To propagate by seed, sow the seed in a cold frame in the fall or early spring. The seed should germinate in 1-3 months at 15°C. When the seedlings are large enough to handle, transplant them into individual pots and grow them on in the greenhouse for at least their first winter. Plant them out into their permanent positions in late spring or early summer.

Where to Find Tristachya laxa

Tristachya laxa is native to tropical Africa and can be found in the countries of Angola, Botswana, Mozambique, Namibia, South Africa, and Zimbabwe.

Species in the Poaceae family

Achnatherum pekinense, Achnatherum pubicalyx, Achnatherum sibiricum, Achnatherum turcomanicum, Achnatherum brandisii, Achnatherum bromoides, Achnatherum calamagrostis, Achnatherum confusum, Achnatherum inebrians, Achnatherum jacquemontii, Achnatherum virescens, Achnatherum paradoxum, Achnatherum nakaii, Achnatherum pelliotii, Achnatherum haussknechtii, Achnatherum mandavillei, Achnatherum pilosum, Achnatherum parviflorum, Achnatherum staintonii, Aciachne acicularis, Aciachne flagellifera, Aciachne pulvinata, Acidosasa breviclavata, Acidosasa brilletii, Acidosasa chinensis, Acidosasa edulis, Acidosasa glauca, Acidosasa guangxiensis, Acidosasa lingchuanensis, Acidosasa nanunica, Acidosasa notata, Acidosasa purpurea, Acidosasa venusta, Acidosasa carinata, Acostia gracilis, Acrachne henrardiana, Acrachne perrieri, Acrachne racemosa, Acritochaete volkensii, Acroceras amplectens, Acroceras attenuatum, Acroceras boivinii, Acroceras bosseri, Acroceras calcicola, Acroceras chaseae, Acroceras diffusum, Acroceras elegans, Acroceras excavatum, Acroceras fluminense, Acroceras gabunense,

References

Elmer Drew Merrill (1876-1956): Based on occurrence of standard abbreviation 'Merr.' in the authors string.
Frank Lamson-Scribner (1851-1938): Based on occurrence of standard abbreviation 'Scribn.' in the authors string.
POWO record for urn:lsid:ipni.org:names:258918-2: Govaerts R (ed.). 2023. WCVP: World Checklist of Vascular Plants [Version 11]. Facilitated by the Royal Botanic Gardens, Kew. [WWW document] URL http://sftp.kew.org/pub/data-repositories/WCVP/ [accessed 20 April 2023].