I will never be convinced and I know there are others. Yellow poplar is closer to a cottonwood in my world. I know using it for lumber at least new growth I can tell a difference in it.
Tulip Tree goes by several aliases, including Yellow Poplar and Tulip Poplar, but it's not a poplar at all. Poplars are in the genus
Populus in the Willow Family (Salicaceae). Tulip Tree's scientific name is
Liriodendron tulipifera, loosely translated as "tulip-bearing lily tree." Tulip Trees aren't tulips either, of course, nor are they lilies;
in fact--and many people are surprised by this--they're actually in the Magnolia Family (Magnoliaceae), right along with the familiar Southern Magnolia (left). The six-petalled blossoms are anatomically similar, but one big difference between these two magnolias is Southern Magnolia bears shiny, leathery, evergreen leaves while the Tulip Tree is deciduous. In the case of Tulip Trees, the word "tulip" does pertain to tulip-like blossoms and--to our eye at least--also to the tulip-like appearance of the leaf outline. At 2-3 inches in width the Tulip Tree's showy flower is a lot smaller than that of Southern