#subalpine shrub
- Green alder — Specific epithet and taxonomic designation used in botany to identify the green alder (Alnus alnobetula), a highly resilient mountain and subalpine shrub with flexible, branched stems. This biological entity serves as an ecological indicator for cold regions, gravelly riverbeds, and steep slopes exposed to avalanches, possessing a unique capacity for nitrogen fixation through bacterial symbiosis.