with cones that are …

elongated (longer than wide, looks like a conifer cone);
temperate-to-subarctic forests;
trunk=near-cylindrical;
needles shed separately (look at base of tree)
larch  genus Larix

globular (spherical, ⚽︎);
grows in wet, southern 🇺🇸 USA;
trunk=buttressed[?];
needles shed together on their twig (look at base of tree)
bald cypress  Taxodium distichum

globular (almost spherical, looks like soft volleyball);
grows in wet, native to 🇨🇳 central China;
trunk=​buttressed[?];
needles opposite, rounded
dawn redwood  Metasequoia glyptostroboides