期刊歸檔用於 2022年2月

2022年02月01日

February EcoQuest Challenge


SEARCH FOR BIRCH

Guide to Birches of NYC in Winter


Birches (Betula spp.) are small to medium-size trees and shrubs found in temperate zones of the Northern Hemisphere, used extensively for their wood and bark. New York City is home to five native species of Birch, recognized in winter by their bark, buds, and scent. Betula populifolia (grey birch) and B. lenta (sweet birch) are common; three others are less often seen: B. nigra (river birch), B. alleghaniensis (yellow birch), and B. papyrifera (paper birch). How many Birches can you find?

由使用者 glyptostrob0ides glyptostrob0ides2022年02月01日 17:22 所貼文 | 0 評論 | 留下評論