Lygodesmia texana

Common Name:  Texas Skeleton-Plant, Purple Dandelion, Flowering Straw

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inflorescence (head)--this is an example of a head with only ray flowers another view of a head--how many teeth are present at the tip of each corolla?  Based on this, how many petals do you think make up each corolla?
yet another head! head from the side, showing the bracts underneath the flowers--these bracts are called phyllaries in the Asteraceae