tragopogon dubius (common salsify, yellow goatsbeard) asteraceae (sunflower family)

1753 america apparently asteraceae beard biennials blossom common dandelions developed dubius edibility edible family field flower genus giving goat goatsbeard goat’s grass greek green herb introduced lawn leaf linnaeus meadow name named nature north plant pogon prairie produce salsify second shrub sunflower taproot three tragopogon tragos tree two wildflower year yellow