Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Poa compressa
FAMILY
Poaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Check out EDDMapS.org to see where this has been reported.
Learn more about Canada Bluegrass from the Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Poa compressa
FAMILY
Poaceae
SYNONYMOUS WITH Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Poa compressa
SYNONYMOUS WITH Flora of North America
Poa compressa
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 029-15-003:
Poa compressa FAMILY Poaceae
SYNONYMOUS WITH Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Poa compressa
SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Poa compressa
COMMON NAME:
Canada Bluegrass, Flat-stemmed Bluegrass
To see larger pictures, click or hover over the thumbnails.
)
JK Marlow jkm210507_0023
May Greenville County SC
Blackwell Heritage Preserve
)
JK Marlow jkm210610_1241
June Greenville County SC
Blackwell Heritage Preserve
Leaves blue-green, 1-4mm wide, hairless, and may be spirally twisted, per www.minnesotawildflowers.info.
)
JK Marlow jkm210610_1243
June Greenville County SC
Blackwell Heritage Preserve
Panicle to 4" long, longer than wide, the branches short, per www.minnesotawildflowers.info.
)
JK Marlow jkm210610_1245
June Greenville County SC
Blackwell Heritage Preserve
Panicle branches usually short, in pairs, spikelet-bearing to the base, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
)
JK Marlow jkm210610_1296
June Greenville County SC
Blackwell Heritage Preserve
Culms strongly flattened, per The Grasses of North Carolina (Blomquist, 1948).
)
JK Marlow jkm210610_1301
June Greenville County SC
Blackwell Heritage Preserve
Scanty pubescence on the florets gives the spikelets a smooth appearance, per The Grasses of North Carolina (Blomquist, 1948).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Poa compressa
FAMILY
Poaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Poa compressa
FAMILY
Poaceae
SYNONYMOUS WITH
Floristic Synthesis of North America. BONAP (Kartesz, 2021)
Poa compressa
SYNONYMOUS WITH
Flora of North America
Poa compressa
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 029-15-003:
Poa compressa
FAMILY
Poaceae
SYNONYMOUS WITH
Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Poa compressa
SYNONYMOUS WITH
Manual of the Southeastern Flora (Small, 1933, 1938)
Poa compressa
1105
Grass, Sedge, or Rush
Perennial
Habitat: Fields, roadsides, disturbed areas, per Weakley's Flora
Non-native: Europe (?) (but often found in remote natural areas)
Uncommon (common in NC Mountains; rare in GA Piedmont & SC Coastal Plain)
Click here to see a map, notes, and images from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
This plant may be causing problems in natural areas outside its native range, according to authorities such as:
LEAVES:
Simple
Alternate, 2-ranked
RHIZOMES? STOLONS?
Strongly rhizomatous
FLOWER:
Spring/Summer
Inflorescence a panicle, either dense or open
FRUIT:
Spring/Summer
Grain yellowish
Grain
TO LEARN MORE about this plant, look it up in a good book!