Plants Profile for Aristida longespica (slimspike threeawn)

General Information
Symbol:	ARLO16
Group:	Monocot
Family:	Poaceae
Duration:	Annual
Growth Habit:	Graminoid
Native Status:	CAN N L48 N
Data Source and Documentation

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	Native		Introduced		Both		Absent/Unreported
	Native, No County Data		Introduced, No County Data		Both, No County Data

Native Status:

L48

NAV

CAN

SPM

Images

click on a thumbnail to view an image, or see all the Aristida thumbnails at the Plants Gallery

©W.L. Wagner. Provided by Smithsonian Institution, Department of Botany. Usage Requirements.

Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. USDA Miscellaneous Publication No. 200. Washington, DC. 1950. Usage Requirements.

Synonyms

Symbol	Scientific Name	Other Common Names
ARLO2	Aristida longispica Poir., orth. var.	slimspike threeawn

Classification

Click on a scientific name below to expand it in the PLANTS Classification Report.

Rank	Scientific Name and Common Name
Kingdom	Plantae – Plants
Subkingdom	Tracheobionta – Vascular plants
Superdivision	Spermatophyta – Seed plants
Division	Magnoliophyta – Flowering plants
Class	Liliopsida – Monocotyledons
Subclass	Commelinidae
Order	Cyperales
Family	Poaceae ⁄ Gramineae – Grass family
Genus	Aristida L. – threeawn
Species	Aristida longespica Poir. – slimspike threeawn

Subordinate Taxa

The Plants Database includes the following 2 subspecies of Aristida longespica . Click below on a thumbnail map or name for subspecies profiles.

Native

Introduced

Native and Introduced

Distribution of <i>Aristida longespica</i> Poir. var. <i>geniculata</i> (Raf.) Fernald

Aristida longespica var. geniculata
slimspike threeawn

Distribution of <i>Aristida longespica</i> Poir. var. <i>longespica </i>

Aristida longespica var. longespica
slimspike threeawn

Legal Status

Threatened and Endangered Information:
This plant is listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place name to get a complete protected plant list for that location.
Connecticut Aristida longispica needlegrass Special Concern
Michigan Aristida longispica three-awned grass Threatened
Rhode Island slim-spike three-awn Special Concern

Wetland Status

Interpreting Wetland Status

North America
Atlantic and Gulf Coastal Plain	FACU
Eastern Mountains and Piedmont	UPL
Great Plains	FACU
Midwest	FACU
Northcentral & Northeast	FACU