Spiny Sow-thistle
Sonchus asper (Linnaeus) Hill
Spiny Sow-thistle: https://marylandbiodiversity.com/species/4414
Synonyms
Prickly sow-thistle 
Tags
Non-native
Spiny Sow-thistle by Jim Brighton Spiny Sow-thistle by Bill Harms Spiny Sow-thistle by Joanne Solem Spiny Sow-thistle by Bill Harms Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Kimberly Booth Spiny Sow-thistle by Bill Hubick Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Jane Hill Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Bill Hubick Spiny Sow-thistle by Bill Hubick Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Bill Hubick Spiny Sow-thistle by Bill Hubick Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Bill Hubick Spiny Sow-thistle by Mark Eanes Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Ashley Bradford Spiny Sow-thistle by Ashley Bradford Spiny Sow-thistle by Matthew Beziat Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by John Hall Spiny Sow-thistle by John Hall Spiny Sow-thistle by Jim Brighton Spiny Sow-thistle by jochdnp via iNaturalist Spiny Sow-thistle by jochdnp via iNaturalist Spiny Sow-thistle by jochdnp via iNaturalist Spiny Sow-thistle by jochdnp via iNaturalist Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by lynnparsons via iNaturalist Spiny Sow-thistle by lynnparsons via iNaturalist Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by John Hall Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Emily Summerbell, Ph.D. via iNaturalist Spiny Sow-thistle by Emily Summerbell, Ph.D. via iNaturalist Spiny Sow-thistle by Emily Summerbell, Ph.D. via iNaturalist Spiny Sow-thistle by Emily Summerbell, Ph.D. via iNaturalist Spiny Sow-thistle by Emily Summerbell, Ph.D. via iNaturalist Spiny Sow-thistle by Emily Summerbell, Ph.D. via iNaturalist Spiny Sow-thistle by Emily Summerbell, Ph.D. via iNaturalist Spiny Sow-thistle by Emily Summerbell, Ph.D. via iNaturalist Spiny Sow-thistle by Emily Summerbell, Ph.D. via iNaturalist Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Bill Harms Spiny Sow-thistle by Bill Harms Spiny Sow-thistle by sbrogers725 via iNaturalist Spiny Sow-thistle by Bill Harms Spiny Sow-thistle by Bill Harms Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Jim Stasz Spiny Sow-thistle by Matthew Beziat Spiny Sow-thistle by Matthew Beziat Spiny Sow-thistle by Jim Stasz Spiny Sow-thistle by Jim Stasz Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by botanygirl via iNaturalist Spiny Sow-thistle by botanygirl via iNaturalist Spiny Sow-thistle by Frode Jacobsen Spiny Sow-thistle by Frode Jacobsen Spiny Sow-thistle by Stephen John Davies via iNaturalist Spiny Sow-thistle by Stephen John Davies via iNaturalist Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Tom Feild Spiny Sow-thistle by Tom Feild Spiny Sow-thistle by Tom Feild Spiny Sow-thistle by Tom Feild Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Sue Muller Spiny Sow-thistle by Sue Muller Spiny Sow-thistle by Sue Muller Spiny Sow-thistle by Sue Muller Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Deborah Barber via iNaturalist Spiny Sow-thistle by Deborah Barber via iNaturalist Spiny Sow-thistle by Deborah Barber via iNaturalist Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by John Hall Spiny Sow-thistle by Wayne Longbottom Spiny Sow-thistle by Tom Feild Spiny Sow-thistle by Tom Feild Spiny Sow-thistle by Tom Feild Spiny Sow-thistle by Matthew Beziat Spiny Sow-thistle by Matthew Beziat Spiny Sow-thistle by John Hall Spiny Sow-thistle by John Hall Spiny Sow-thistle by John Hall Spiny Sow-thistle by kaliahm via iNaturalist Spiny Sow-thistle by Ken Clark via iNaturalist Spiny Sow-thistle by Ken Clark via iNaturalist Spiny Sow-thistle by Ken Clark via iNaturalist Spiny Sow-thistle by Ken Clark via iNaturalist Spiny Sow-thistle by Jim Brighton Spiny Sow-thistle by Jim Brighton Spiny Sow-thistle by Bill Hubick Spiny Sow-thistle by Bill Hubick Spiny Sow-thistle by Jim Brighton Spiny Sow-thistle by Jim Brighton Spiny Sow-thistle by Jim Brighton Spiny Sow-thistle by Jim Brighton Spiny Sow-thistle by Jim Brighton Spiny Sow-thistle by Jim Brighton