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Home  /  Plants  /  Budburst Species  /  Chasmanthium latifolium
Phenology Observation Sheet for Grasses

COMMON NAME

Northern Sea Oats

SCIENTIFIC NAME

Chasmanthium latifolium

ALSO KNOWN AS

woodoats, inland sea oats, inland wood oats, and river oats

Plant family

Grass (Poaceae)

Plant group

Grasses

A cool-season, perennial grass with stems about 3 feet tall.
8 reports
8+
OBSERVERS
8+
OBSERVATIONS
!

Identification hints

A clumping grass with spikelets that resemble oats.
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Did you know?

Northern Sea Oats is the larval host of the northern pearly-eye butterfly
DISTRIBUTION IN TH U.S.
Alabama , Arkansas , Arizona , District of Columbia , Delaware , Florida , Georgia , Iowa , Illinois , Indiana , Kansas , Kentucky , Louisiana , Maryland , Michigan , Missouri , Mississippi , North Carolina , New Jersey , New Mexico , Ohio , Oklahoma , Pennsylvania , South Carolina , Tennessee , Texas , Virginia , Wisconsin , West Virginia
HABITAT
wooded areas and riparian zones
ATTRIBUTES
Leaves
Leaves are bamboo-like, up to 10 inches long by 1 inch wide and hairless. Leaf sheathes are mostly hairless, but the ligules are fringed with fine hairs.
Flowers
Flowers are grouped in a panicle of spikelets; the lateral stalks that hold the spikelets are drooping. The lateral branches have 2-6 spikelets that are flat and broad (about 1" long by .5" wide). Each floret has two stigmas and a single anther.
Fruits
The grains turn white in mid-summer and brown when they are ripe.
Bloom Time
Typically blooms mid-summer

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