Merriwether's Foraging Texas - Sow Thistle (Sonchus oleraceus) is another plant commonly mistaken for true dandelion. The differences are sow thistle has leaves alternating up the thick stalk, along with multiple flower
Defending the Dandelion: It's Not Just Another Weed – Garden Betty
Get to know the sow thistle weed in South Carolina | Hilton Head Island Packet
Dandelion Drought Tolerant Herb Garden Plant Seed For Xeriscape Landscaping