All Grass Species

Not a grass; identified as a weed (Common Ragweed seedling) (Broadleaf weed / Annual (not a grass))

Tall Fescue (Cool-season, Perennial, C3 grass, highly utilized in the transition zone)

Clammy Groundcherry or related broadleaf weed (Note: The plant pictured is a broadleaf plant, not a true grass, but asse...

St. Augustine Grass (Warm-season, Perennial, C4 grass)

Panicled Tick-trefoil (Note: The pictured plant is a broad-leaved forb, specifically a Desmodium species, not a grass) (...

Not a grass (Bidens species, commonly known as beggarticks or sticktights) (Broadleaf annual or perennial herbaceous pla...

Basketgrass (Warm-season, Perennial, C4 grass)

Tall Fescue (Cool-season, Perennial, C3 grass, highly adapted to transition zones)

Common Sensitive Plant (Misidentified as grass in prompt context) (Warm-season dicotyledonous perennial often treated as...

Sensitive Plant (Perennial broadleaf weed/herb)

Knotroot Foxtail / Prostrate Knotweed-like relative (Warm-season, Annual, C4 Broadleaf Weed)

Partridge Pea (Warm-season, Annual, C3-C4 intermediate legume)

Sorghastrum nutans (Indiangrass) (Warm-season, Perennial, C4)

Buttonweed (Warm-season, Perennial, C3/C4 broadleaf weed often found in turf)

False Loose-strife (not a true grass, weed) (Broadleaf weed (not a grass))

Common Mullein (Rosette Stage) (Biennial broadleaf weed, not a true grass)

Yellow Woodsorrel (Note: The plant pictured is a broadleaf weed, Oxalis stricta, not a grass) (Herbaceous perennial broa...

Sericea Lespedeza (Warm-season, Perennial, C3-C4 intermediate legume often managed alongside grasses)

Japanese Stiltgrass (Warm-season, Annual, C4)

Japanese Stiltgrass (Warm-season, Annual, C4)

Tall Fescue (Cool-season, Perennial, C3 grass)

Not a grass (identified as Perilla mint / Beefsteak plant) (Broadleaf annual weed / Herb (Not a grass))

Not a grass (Goldenrod) (Not applicable (broadleaf herbaceous perennial plant))

Indeterminate Specimen (Unknown C3 or C4, Cool-season or Warm-season, Annual or Perennial)

Common Ragweed (Misidentified as a grass) (Annual broadleaf plant (not a grass))

Japanese Stiltgrass (Warm-season, Annual, C4 grass)

Ticktrefoil or similar broadleaf weed (Note: The plant pictured is actually a legume from the Fabaceae family, specifica...

Not a grass (Christmas Fern) (Not applicable (Fern, vascular cryptogam))

Tall Fescue (Cool-season, Perennial, C3 grass, widely adapted as a transition zone grass)

Centipede Grass (Warm-season, Perennial, C4 grass)

Tall Fescue (Cool-season perennial, C3 grass, highly well-adapted to the transition zone)

Sensitive Plant / Partridge Pea (Note: The imaged plant is actually a forb/legume, specifically Aeschynomene virginica o...

Not a grass (Creeping Charlie / Ground Ivy) (Broadleaf weed / Perennial herbaceous plant (Not a true grass))

Brazil Pusley (Warm-season, annual or short-lived perennial, C3/C4 broadleaf weed often found in turf)

Common Waterhemp (Warm-season, Annual, C4 broadleaf weed)

Lady's Thumb (Smartweed) (Warm-season, Annual, C3-C4 intermediate)

Cocklebur (Note: The provided image actually shows a broadleaf weed, Xanthium strumarium, rather than a true grass. The ...

Not a grass (Stinging Nettle) (N/A (Broadleaf herbaceous perennial, not a grass))

Common Ragweed (frequently confused with a grass or weed in turf contexts) (Warm-season/Cool-season adaptable broadleaf ...

Johnsongrass (Warm-season, Perennial, C4 grass)

Bahiagrass (Warm-season, Perennial, C4 grass)

Spotted Spurge (Note: This is a broadleaf weed, not a true grass) (Warm-season broadleaf annual weed, C4 plant)