What is the common name for Larix decidua 'Pendula'?

The common name for Larix decidua 'Pendula' is Weeping Larch. This cultivar is specifically known for its unique weeping growth habit, where the branches cascade downwards, creating a distinct and attractive appearance. The species Larix decidua, commonly known as European Larch, is a species native to Europe, and it is recognized for its deciduous conifer characteristics - losing its needles in the winter.

The other choices refer to different larch species: the Japanese Larch (Larix kaempferi) and the American Larch (Larix laricina), which are distinct from the European Larch. While the latter is indeed part of the same genus, the cultivar 'Pendula' is specifically recognized for its weeping form, which is why Weeping Larch is the appropriate common name.