I think, think this is P. balsamifera Chandaji, Kindly go through. It was cultivated but now has become naturalized. Often insect infested and forms unique type of galls looking like insect larvae.
Regards ANIL THAKUR On Thursday, 6 February 2014 10:13:56 UTC+5:30, Sukla Chanda wrote: > > > *Populus balsamifera* L. > > *Populus balsamifera* is a deciduous, perennial tree that can reach 30 to > 80 feet in height. *It *is primarily a tree of boreal and montane > forests, especially in Alaska and Canada. In the U.S., it is common in the > Great Lakes region and northern New England, and in parts of the Rocky > Mountains (especially Colorado and Wyoming). Balsam poplar grows mainly in > riparian areas such as river floodplains, stream and lake shores, swamps, > and moist conifer forests, but will tolerate drier sites. > > Here both the mature and immature leaves are presented for better > understanding of changes occurs in the leaves. > > > Thanks, > Sukla > ------------------------------------------------ > Sukla Chanda, PhD > Science & Education, > The Field Museum, Chicago IL. > -- You received this message because you are subscribed to the Google Groups "efloraofindia" group. To unsubscribe from this group and stop receiving emails from it, send an email to indiantreepix+unsubscr...@googlegroups.com. To post to this group, send an email to indiantreepix@googlegroups.com. Visit this group at https://groups.google.com/group/indiantreepix. For more options, visit https://groups.google.com/d/optout.