You don’t have to travel to the steppes of Russia to find this wild edible plant. “Cossack asparagus” is another name for the common cattail, sometimes called bulrush. There are probably very few people who don’t know what a cattail is or what it looks like. When mature, the cattail is easily recognized by its brown “hot dog on a stick” appearance. Technically, male and female cattail blossoms are flowers, but extremely small. When they open, the tiny female flowers are greenish but before long they turn into the familiar brown cylinder. Male flowers don’t hang around very long. They grow on a yellow spike that juts out of the top of the brown cylinder, and when their pollen is ripe, it drops on the female flowers below. Then the male flowers fall off, leaving the familiar hot dog-on-a-stick. There are even fewer people who know that the common cattail…