Kingdom:
Phylum:
Angiosperms
Order:
Poales
Family:
Species:
infirmus
ID:
901886

Status:
valid

Authors:
Mez

Source:
wcs

Year:
1921

Citation Micro:
Repert. Spec. Nov. Regni Veg. 17: 294 (1921)

WFO Identifier:
wfo-0000901221

Common Names

  • Infirmus Dropseed
  • Infirmus Sporobolus
  • Prairie Dropseed

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Description

Sporobolus infirmus (also called Weak Dropseed, among many other common names) is a perennial grass native to the United States, Mexico, and Central America. It grows in dry, sandy soils, and can be found in deserts, grasslands, and disturbed areas. It has narrow, flat leaves and grows to a height of up to 2 feet.

Uses & Benefits

Sporobolus infirmus is used as an ornamental grass and for erosion control. It is also used as a food source for wildlife.

Flower, Seeds and Seedlings

Sporobolus infirmus has small, white flowers that are borne in clusters at the top of the stems. The seeds are small, brown and oval-shaped. The seedlings are slender and have long, narrow leaves.

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Cultivation and Propagation

Sporobolus infirmus is a warm-season grass that is native to the southeastern United States. It is a low-growing, clump-forming grass that grows to 12-18 inches tall and spreads by rhizomes. It is best grown in full sun and well-drained soils. Propagation is by seed or division of the rhizomes. It is drought tolerant and can be used in xeriscaping.

Where to Find Sporobolus infirmus

Sporobolus infirmus is native to Africa and is found in dry, open areas. It is also cultivated in many parts of the world.

Species in the Sporobolus genus

Sporobolus acinifolius, Sporobolus actinocladus, Sporobolus acuminatus, Sporobolus adustus, Sporobolus aeneus, Sporobolus africanus, Sporobolus agrostoides, Sporobolus airiformis, Sporobolus airoides, Sporobolus albicans, Sporobolus aldabrensis, Sporobolus amaliae, Sporobolus angustifolius, Sporobolus apiculatus, Sporobolus atrovirens, Sporobolus australasicus, Sporobolus bahamensis, Sporobolus balansae, Sporobolus bechuanicus, Sporobolus blakei, Sporobolus bogotensis, Sporobolus bosseri, Sporobolus brockmanii, Sporobolus buckleyi, Sporobolus caespitosus, Sporobolus camporum, Sporobolus capillaris, Sporobolus caroli, Sporobolus centrifugus, Sporobolus clandestinus, Sporobolus coahuilensis, Sporobolus collettii, Sporobolus compactus, Sporobolus compositus, Sporobolus confinis, Sporobolus congoensis, Sporobolus consimilis, Sporobolus contiguus, Sporobolus contractus, Sporobolus cordofanus, Sporobolus coromandelianus, Sporobolus creber, Sporobolus crucensis, Sporobolus cryptandrus, Sporobolus cubensis, Sporobolus curtissii, Sporobolus diandrus, Sporobolus dinklagei, Sporobolus discosporus, Sporobolus disjunctus,

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

Carl Christian Mez (1866-1944): Based on occurrence of standard abbreviation 'Mez' in the authors string.
POWO record for urn:lsid:ipni.org:names:422768-1: 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].