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American dwarf birch is a multi-stemmed shrub typically growing to 1–3 m (3.3–9.8 ft) tall, often forming dense thickets. The trunks are slender, rarely over 5–10 cm (2–4 in) diameter, with smooth, dark brown bark.
Betula nigra, the black birch, river birch or water birch, is a species of birch native to the Eastern United States from New Hampshire west to southern Minnesota, and south to northern Florida and west to Texas. It is one of the few heat-tolerant birches in a family of mostly cold-weather trees which do not thrive in USDA Zone 6 and up.
Betula pumila (dwarf birch [2] or bog birch [3]) is a deciduous shrub native to North America. Bog birch occurs over a vast area of northern North America, from Yukon in the west to New England in the east and all the way to Washington and Oregon, inhabiting swamps and riparian zones in the boreal forests.
Betula nana, the dwarf birch, [2] is a species of birch in the family Betulaceae, found mainly in the tundra of the Arctic region. Specimen at 1000m. Description.
Betula glandulosa (B. nana subsp. glandulosa) - American dwarf birch; Betula nana - Dwarf birch; Tetraploid (4n = 56). Betula minor - Quebec dwarf birch; Betula pumila - Swamp birch; chromosome number not reported. Betula fruticosa-Betula gmelinii-Betula hallii - Cascades dwarf birch; Betula humilis - Arctic dwarf birch; Betula michauxii ...
Betula populifolia, known as the gray (or grey) birch, is a deciduous tree in the family Betulaceae. It is native to eastern North America and is most commonly found in the northeast United States as well as southern Quebec , New Brunswick , and Nova Scotia . [ 1 ]
Ground cover includes extensive dwarf birch (Betula nana), ericaceous shrubs , cottongrass , lichen and moss. [1] The vegetation is relatively undisturbed by human activity, with 90-95% of the region intact.
Betula michauxii, the Newfoundland dwarf birch, is a species of birch which is native to Newfoundland, Nova Scotia and Quebec [2] as well as Saint Pierre and Miquelon. [1] It is a perennial herb. [ 3 ]