---------- Forwarded message --------- From: Saroj Kasaju <[email protected]> Date: Sun, 1 Feb 2026 at 13:49 Subject: Re: [efloraofindia:485863] Fwd: Quercus Species for ID : Atlanta,Georgia : 10JAN19 : AK-9 To: <[email protected]>, J.M. Garg <[email protected]> Cc: carmelita <[email protected]>, Aarti S. Khale < [email protected]>
*Quercus rubra* L. ?? https://www.google.com/url?sa=t&source=web&rct=j&url=https%3A%2F%2Fcommons.wikimedia.org%2Fwiki%2FFile%3ANAS-028_Quercus_rubra.png&ved=0CBoQjhxqFwoTCMjUguftt5IDFQAAAAAdAAAAABAI&opi=89978449 Thank you. Saroj Kasaju On Sun, Feb 1, 2026 at 1:36 PM JM Garg <[email protected]> wrote: > There are two closely related species with differences (Google AI view) as > below: > *Quercus palustris* (Pin Oak) and *Quercus coccinea* (Scarlet Oak) are > closely related, deciduous North American red oaks often confused due to > similar, deeply lobed leaves. The primary difference is habitat and > morphology: *Q. palustris* thrives in moist/wet soils, features U-shaped > leaf sinuses, and retains lower, drooping dead branches ("pins"). *Q. > coccinea* prefers dry, upland sites, has C-shaped sinuses, and cleaner > trunks. > *Key Differences Between Quercus palustris and Quercus coccinea* > > - *Habitat:* *Q. palustris* (Pin Oak) thrives in floodplains, wet, and > poorly-drained soils. *Q. coccinea* (Scarlet Oak) prefers dry, sandy, > or rocky upland sites. > - *Leaf Sinuses:* *Q. palustris* has deep sinuses that form a 'U' > shape. *Q. coccinea* has deep sinuses that are more 'C' shaped or > "closed". > - *Leaf Underside:* *Q. palustris* has small, conspicuous tufts of > pale orange-brown down (hair) in the vein axils. *Q. coccinea* leaves > are generally hairless (glabrous). > - *Branches:* *Q. palustris* is known for having many small, dead, > downward-pointing branches that persist on the lower trunk (the "pins"). > *Q. > coccinea* typically self-prunes better, lacking these persistent lower > branches. > - *Acorns:* *Q. palustris* acorns are smaller ( > mm) with a very thin, shallow, saucer-shaped cap. *Q. coccinea* acorns > are larger ( > mm) with a deeper, bowl-shaped cap that covers about half the nut. > - *Buds:* *Q. palustris* winter buds are small, light brown, and > generally hairless (glabrous). *Q. coccinea* buds are covered in > reddish-brown hairs on the top half. > - *Growth Form:* *Q. palustris* has a distinct, often narrow pyramidal > shape, with upper branches ascending, middle horizontal, and lower > descending. > > So it should be *Quercus palustris* Münchh. > > ---------- Forwarded message --------- > From: Aarti S. Khale <[email protected]> > Date: Thursday, 10 January 2019 at 11:32:44 am UTC+5:30 > Subject: Quercus Species for ID : Atlanta,Georgia : 10JAN19 : AK-9 > To: efloraofindia <[email protected]> > > > Quercus Species seen in a park. > For Species id please. > Aarti > > -- > 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 [email protected]. > To view this discussion, visit > https://groups.google.com/d/msgid/indiantreepix/5297eaea-5ad8-48ac-8320-33494a3c04cbn%40googlegroups.com > <https://groups.google.com/d/msgid/indiantreepix/5297eaea-5ad8-48ac-8320-33494a3c04cbn%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- With regards, J.M.Garg, https://efloraofindia.com/ -- 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 [email protected]. To view this discussion, visit https://groups.google.com/d/msgid/indiantreepix/CA%2BiuSFDvTMwk1rqrmYyHvP-QwyhPCvAbFS_YvL8std54CZVZzQ%40mail.gmail.com.
