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... more about "Populus heterophylla"
pubescent +  and partly glabrate +
obtuse +  and apiculate +
James E. Eckenwalder +
Linnaeus +
reddish-brown +  and brownish gray +
deeply cordate +  and subsagittate +
20 cm200 mm <br />0.2 m <br /> (24 cm240 mm <br />0.24 m <br />) +
12.5 cm125 mm <br />0.125 m <br /> (19 cm190 mm <br />0.19 m <br />) +
9 cm90 mm <br />0.09 m <br /> (20 cm200 mm <br />0.2 m <br />) +
7.5 cm75 mm <br />0.075 m <br /> (12.5 cm125 mm <br />0.125 m <br />) +
deciduous +
0.3 cm3 mm <br />0.003 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
thinly tomentose +  and glabrate +
round +  and 5-angled +
resinous +
reddish-brown +
flowering +
pubescent +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
10-15(-45)-flowered +
4.5 cm45 mm <br />0.045 m <br /> (8 cm80 mm <br />0.08 m <br />) +
Swamp or downy poplar +
saucer--shaped +
Ont. +, Ala. +, Ark. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Ky. +, La. +, Md. +, Mich. +, Miss. +, Mo. +, N.J. +, N.Y. +, N.C. +, Ohio +, S.C. +, Tenn. +  and Va. +
0-200(-400) m +
pistillate +  and staminate +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
bisexual +  and unisexual +
toothed +  and cup-shaped +
Nyssa-Taxodium swamps, drainage ditches, natural and artificial wet depressions, coastal plains, central lowlands, piedmont along major streams +
unbranched +  and spicate +
terminal +  and axillary +
arranged +  and alternate +
marcescent +
deciduous +
ovoid +  and spherical +
0.1 cm1 mm <br />0.001 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
8 cm80 mm <br />0.08 m <br /> (12 cm120 mm <br />0.12 m <br />) +
4 cm40 mm <br />0.04 m <br /> (8 cm80 mm <br />0.08 m <br />) +
Flowering Apr +  and fruiting May–Jun. +
0.03 cm0.3 mm <br />3.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Illustrated +  and Endemic +
branched +, sympodial +, monopodial +  and branching +
erect;pendent +
glabrescent;pubescent +
2-lobed +, entire +, rolled +, cylindrical +  and platelike +
expanded +
distinct +
persistent +  and deciduous +
Populus heterophylla +
species +
0.4 cm4 mm <br />0.004 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
12 cm120 mm <br />0.12 m <br /> (?) +