winter landscape. dry umbrellas and stems of sosnovsky hogweed in the snow in a snowdrift

winter snow hogweed dangerous plant toxic umbrella allergen photosensitivity juice furanocoumarin blue sky beauty weed sosnovsky nature heracleum forest white dried flowers summer season large natural field floral flower green botany sunlight apiaceae stem perennial wildlife poisonous danger sosnowskyi color leaf invasive sosnowski cow parsnip petal bush blossom giant harmful landscape dry umbrellas stems snowdrift snowdrift horizontal photo