Poa annua L.
annual bluegrass
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Symbol: |
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POAN |
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Group: |
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Monocot |
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Family: |
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Poaceae |
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Duration: |
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Annual
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Growth Habit: |
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Graminoid
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Native Status: |
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L48 |
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I |
AK |
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HI |
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PR |
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CAN |
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I |
GL |
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SPM |
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I |
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Click on the image below to enlarge it and download a high-resolution
JPEG file.
Robert H. Mohlenbrock. USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln. Courtesy of USDA NRCS Wetland Science Institute. Usage Requirements.
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Images:
Poa annua L.
Click on a thumbnail to view an image, or
see all the Poa thumbnails at the PLANTS Gallery
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Synonyms:
Poa annua L.
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POANA |
Poa annua L. var. aquatica Asch. |
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POANR |
Poa annua L. var. reptans Hausskn. |
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Distribution:
Poa annua L.
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See U.S. county distributions (when available) by clicking on the map or the linked states below:
USA (AK, AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, WY), USA+ (PR), CAN (AB, BC, LB, MB, NB, NF, NS, NT, ON, PE, QC, SK, YT), DEN (GL), FRA (SPM) |
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Related Taxa:
Poa annua L.
View
338 genera in Poaceae,
96 species in Poa
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Classification:
Poa annua L.
Click on a scientific name below to expand it in the PLANTS
Classification Report.
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U.S. Weed Information:
Poa annua L.
annual bluegrass
walkgrass
This plant can be weedy or invasive according to the authoritative sources noted below. This plant
may be known by one or more common names in different
places, and some are listed above. Click on an acronym
to view each weed list, or click here for a
composite list of Weeds of the U.S.
N'EAST |
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Uva, R.H., J.C. Neal, & J.M. DiTomaso.
1997.
Weeds of the Northeast.
Cornell University Press.
Ithaca, New York.
397pp.
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NE&GP |
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Stubbendieck, J., G.Y. Friisoe, & M.R. Bolick.
1994.
Weeds of Nebraska and the Great Plains.
Nebraska Department of Agriculture, Bureau of Plant Industry.
Lincoln, Nebraska.
589pp.
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SWSS |
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Southern Weed Science Society.
1998.
Weeds of the United States and Canada. CD-ROM.
Southern Weed Science Society.
Champaign, Illinois.
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WSWS |
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Whitson, T.D. (ed.) et al.
1996.
Weeds of the West.
Western Society of Weed Science in cooperation with Cooperative Extension Services, University of Wyoming.
Laramie, Wyoming.
630pp.
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Introduced Information:
Poa annua L.
This plant is introduced to the United States
from another country or countries. Click on link below for a
partial or complete list of U.S. introduced plants.
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Wetland Indicator Status:
Poa annua L.
Nat. Ind. |
Reg. 1 |
Reg. 2 |
Reg. 3 |
Reg. 4 |
Reg. 5 |
Reg. 6 |
Reg. 7 |
Reg. 8 |
Reg. 9 |
Reg. 0 |
Reg. A |
Reg. C |
Reg. H |
FACU-,OBL |
FACU |
FAC |
FAC- |
FACU |
FACU |
FAC |
FAC- |
FAC |
FAC |
FACW- |
FAC |
OBL |
FACU- |
Interpreting Wetland Indicator Status
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More Accounts and Images:
Poa annua L.
View photographs from CalPhotos.
View species account and distribution from USF Atlas of Florida Vascular Plants.
View species account and distribution map from the Grass Manual on the Web.
View species account from ARS Germplasm Resources Information Network (GRIN).
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 41107.
View species account and distribution map from Jepson Interchange (University of California - Berkeley).
View photographs and distribution from University of Tennessee Herbarium.
View photographs and distribution from University of Washington Burke Museum.
View species account and photographs from University of Wisconsin - Stevens Point Freckmann Herbarium.
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Related Web Sites:
Poa annua L.
Arizona: abstract & image of walkgrass (Poa annua)
British Columbia Ag. & Food, Crop Protection Program
UC Davis, IPM: abstract & images
WV-Identification of Common Grasses (line drawings of collar area)
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