Betula kenaica can be eaten either raw or cooked and can be used as soup thickener. The sap is used to make honey. Betula kenaica Betula kenaica, or Kenai birch, is a species of birch that can be found in Alaska and northwestern North America at above sea level. It grows up to tall, with reddish-brown bark that may become pink or grayish-white. The leaf blades are ovate and grow in 2-6 pairs which are (sometimes up to ) long and wide. The leaf margins are cuneated and serrated with rounded base and acute apex. The flowers bloom in late spring while
Cyclocarya female catkins 25–30 cm long at maturity, bearing several small winged nuts with a circular wing 2.5–6 cm diameter right round the nut (instead of two wings at the sides as in "Pterocarya"). Cyclocarya Cyclocarya is a genus of flowering plants in the family Juglandaceae, comprising a single species Cyclocarya paliurus (qing qian liu or wheel wingnut), formerly treated in the genus "Pterocarya" as "Pterocarya paliurus". It is native to eastern and central China. It is a deciduous tree growing to 30 m tall. The foliage is similar to "Pterocarya", with pinnate leaves 20–25 cm long with five to eleven