Juglans mandshurica other popular "Juglans" species and usually causes few significant allelopathic effects in cultivation. "Juglans cathayensis", characterized by tomentose leaflets, producing more flowers per spike and growing south of the Yellow River, was sometimes recognized as a species separate from "J. mandshurica". The Japanese walnut ("oni-gurumi") is listed by some authorities as "Juglans mandshurica" var. "sachalinensis" (syn. "Juglans ailantifolia") Juglans mandshurica Juglans mandshurica, the Manchurian walnut, is a deciduous tree of the genus "Juglans" (section "Cardiocaryon"), native to the Eastern Asiatic Region (China, Russian Far East, North Korea and South Korea). It grows to about 25 m. The leaves are alternate,
Dark-sided flycatcher It builds a cup-shaped nest 2 to 18 metres above the ground, on the branch of a tree or sometimes in a hole. Three to five eggs are laid; these are pale green with reddish markings. Dark-sided flycatcher The dark-sided flycatcher ("Muscicapa sibirica") is a small passerine bird belonging to the genus "Muscicapa" in the Old World flycatcher family Muscicapidae. It has a wide distribution in Asia with northern birds migrating south for the winter. It is also known as the Siberian flycatcher or sooty flycatcher, the latter name is also used for the sooty flycatcher ("M. infuscata") of Africa.