Skip to main content

Cornell University logo

Header CU menu

  • School of Integrative Plant Science
  • Horticulture Section
Turfgrass and Landscape Weed ID
Turfgrass and Landscape Weed ID

Main menu

  • Home
  • Weed ID
    Broadleaf Grass Instructions
  • Pesticide-free Management
  • Weeds and Human Health
  • Resources
  • (-) Terminal
  • (-) Simple

Jump to Filters

START OVER | Displaying results 1 - 15 of 79

Poa annua

Annual bluegrass

Poa annua

Sonchus oleraceus - flower buds

Annual sowthistle

Sonchus oleraceus

Echinochloa crusgalli - stem

Barnyardgrass

Echinochloa crus-galli

Solanum dulcamara

Bittersweet nightshade

Solanum dulcamara

Medicago lupulina - whole plant

Black medic

Medicago lupulina

Ligustrum obtusifolium

Border privet

Ligustrum obtusifolium

Rumex obtusifolius

Broadleaf dock

Rumex obtusifolius

Plantago major - whole plant

Broadleaf plantain

Plantago major

Plantago lanceolata

Buckhorn plantain

Plantago lanceolata

Ranunculus bulbosus

Bulbous buttercup

Ranunculus bulbosus

Cirsium vulgare - inflorescence

Bull thistle

Cirsium vulgare

Sicyos angulatus

Burcucumber

Sicyos angulatus

Cirsium arvense - flowers

Canada thistle

Cirsium arvense

Cichorium intybus - flower

Chicory

Cichorium intybus

Arctium minus - flower

Common burdock

Arctium minus

Pagination

  • Current page 1
  • Page 2
  • Page 3
  • Page 4
  • Page 5
  • …
  • Next page next ›
  • Last page Last »

Plant type

  • Broadleaf (54)
  • Grass (25)

Narrow Your Search

* See Instructions for help

Stature

  • Upright (35)
  • Clump (32)
  • Spreading (15)
  • Vine (2)
  • Rosette (1)

Leaf Arrangement

  • Alternate (21)
  • Opposite (17)
  • Rosette (15)
  • Whorled (4)

Leaf Shape

  • Elongated (19)
  • Lanceolate (16)
  • Oval (10)
  • Round (7)
  • Heart or spade (5)
  • Triangular (4)
  • Diamond (2)
  • Trifoliate (1)

Leaf division

  • (-) Simple (79)

Leaf margin

  • Entire (46)
  • Lobed (15)
  • Toothed (14)
  • Wavy (9)

Auricles

  • Absent (22)
  • Short (2)
  • Clasping (1)

Ligule

  • Membraneous (13)
  • None (6)
  • Fringe (6)

Vernation

  • Rolled (17)
  • Folded (4)
  • Triangular (2)

Inflorescence location

  • (-) Terminal (79)
  • Axial (7)

Inflorescence color

  • Green (30)
  • Yellow (27)
  • Brown (26)
  • Tan (24)
  • White (22)
  • Purple (18)
  • Pink (6)
  • Red (4)
  • Violet (2)
  • Blue (1)

Tactile

  • Smooth (47)
  • Fuzzy (13)
  • Rough (7)

Footer info menu

  • Contact
  • About This Site
  • Disclaimer

Footer CU Menu

  • Cornell University ©2022
  • University Privacy
  • Web Accessibility Assistance