Also called eastern balsam poplar, bam, bamtree, hackmatack, tacamahac poplar and tacamahaca.
Part of
aspen/cottonwood/poplar genus Populus
in
willow family Salicaceae.
Native to 🇨🇦 Canada, Alaska, and northern continental 🇺🇸 USA.
🌎︎ Map by county (🇺🇸 USA-48),
🌎︎ map (North America, Central America). 
Uses by native peoples
(Ethnobotany database)
Populus hosts caterpillars of 367 species
of butterflies and moths, in some areas.
This plant is also known to be a host for (in areas where invasive)
🐝︎ spotted lanternfly (SLF) Lycorma delicatula.
Often grows in clonal colonies
[1]
—look around for other stems!
Can form a
hybrid
with
eastern cottonwood Populus deltoides
(also part of the
aspen/cottonwood/poplar genus Populus
), forming
balm of Gilead Populus × jackii.
The hybrid occurs occasionally in nature.
Propagation protocol.