Also called oyster-flower or goat’s-beard. There are three similar species, all naturalized from Europe; this one can be distinguished by the “peduncle upwardly enlarged below the head,” as Fernald’s revision of Gray explains. We can see what that means in the picture below: note how the flower stem—the “peduncle”—thickens as it goes up toward the base of the flower head.
These plants were growing in a gravely patch of ground beside Banksville Road in Banksville.
