Asteraceae

Helianthus annuus (Common sunflower)

Identification tips Tip #1: the genre comes from the ancient Greek helios, "sun" + ánthos, "flower". Annun means for one year, because of its an annual plant.

Lactuca serriola (Prickly lettuce)

Identification tips Tip #1: Lactuca comes from Latin, lactugo, means "milk" and serriola also from Latin and means saw shape. Plant shape 2º Identification tip: this plant is annual or biennial and non-branched, except where flowering stems occur that branch into various floral branches.

Taraxacum officinale (Dandelion)

Identification tips Tip #1: the genus name Taraxacum is derived from the Greek taraxos (disorder) and akos (remedy). And officinale indicates that this is an official remedy.

Xanthium strumarium (Common cocklebur)

Identification tips Tip #1: xanthos comes from Greek, yellow and stanza means "cushion as swelling" in reference to seed pods. I confess that the name is not too difficult to make yellow pad analogy, but the image I did got very bad 😭.