Agaricus arvensis, horse mushroom-coarse edible mushroom with a hollow stem and a broad white cap. Agaricus campestris, field mushroom, meadow mushroom-common edible mushroom found naturally in moist open soil; the cultivated mushroom of commerce.garicus campestris, field mushroom, meadow mushroom-common edible mushroom found naturally in moist open soil; the cultivated mushroom of commerce.
Summer Fun on the River ... Regional Parks presents the Russian River Festival, 31 days of outdoor adventure on Sonoma County's summer playground. Throughout July, we will be sharing all the cool ways you can explore and enjoy the Russian River.
A number of locations, both upstream and downstream of today's Khabarovsk, have been proposed since Richard Maack, one of the first Russian scholars to visit the region, identified Achansk in 1859 with the ruins on Cape Kyrma, which is located on the southern (Chinese) shore of the Amur, upstream of Khabarovsk.