Betula albosinensis of Garden Merit. Betula albosinensis Betula albosinensis, the "'Chinese red birch"), syn. "B. bhojpattra" var. "sinensis", "B. utilis" var. "sinensis", is a species of birch in the family Betulaceae, native to Western China. It is a deciduous tree growing to . A particular feature is the peeling brown bark (cream when newly exposed). In fact the Latin specific name "albosinensis" means "white, from China". Brown catkins are produced in Spring. "Betula albosinensis" is grown as an ornamental tree for parks and large gardens, and numerous cultivars have been produced. The cultivars 'China Rose' and 'Red Panda' have gained the Royal
Northern rough-winged swallow Northern rough-winged swallow The northern rough-winged swallow ("Stelgidopteryx serripennis") is a small, migratory swallow. It is very similar to the southern rough-winged swallow, "Stelgidopteryx ruficollis". The genus name, "Stelgidopteryx", is from Ancient Greek and means "scraper wing" and the species name, "serripennis", is derived from Latin and means "saw feather". In the common name, "rough-winged" refers to the serrated edge feathers on the wing of this bird; this feature would only be apparent when holding this bird. Six subspecies of the northern rough-winged swallow are currently recognized. It has been proposed that another race be recognized, "aphracta", but this is