Archived posting to the Leica Users Group, 2020/05/26

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Subject: [Leica] Tuesday Trees
From: jhnichols at lighttube.net (Jim Nichols)
Date: Tue, 26 May 2020 11:38:54 -0500
References: <CA+3n+_=F6fhZXRMgQM6HYEMD9WWaJQm-A7g+RyNKddvYvsyz8w@mail.gmail.com>

Nice details.? I have Bartons in my ancestry, and am reminded of it with 
your frequent references.? I tried to nail down a connection to the 
fellow who came to Austin, but couldn't quite make the connection.? I 
suspect he was a brother to my Barton ancestor.

On 5/26/20 4:29 AM, Don Dory via LUG wrote:
> Greetings to all.  I am going to start with an abstract of a Desert Willow
> growing in my backyard.  The morning sun hits the new foliage and makes a
> beautiful shape:
>
> http://gallery.leica-users.org/v/don_dory_gmail_com/Tuesday+Trees/Desert+Willow.jpg.html
>
> I found this tree seemingly doing well growing in rocks; admittedly at the
> edge of Barton Creek which goes dry most of the year;
>
> http://gallery.leica-users.org/v/don_dory_gmail_com/Tuesday+Trees/determined+tree.jpg.html
>
> Austin sits on a large limestone bed formed when a sea/ocean covered this
> geographical area.  This image shows what determined trees can do with the
> layers that are more clay than limestone:
>
> http://gallery.leica-users.org/v/don_dory_gmail_com/Tuesday+Trees/cedar+grove+on+limestone+shelf.jpg.html
>
> Continuing that same theme, this tree is doing fine in the same
> conditions.  What you are seeing is evidence of climate change a few
> million years ago.  Something prevented the various shellfish from dying
> and falling to the bottom of the seabed for a large number of years with
> only fallout from the sky and runoff from the land to deposit on the 
> seabed.
>
> http://gallery.leica-users.org/v/don_dory_gmail_com/Tuesday+Trees/advantage+found+in+the+clay.jpg.html
>
> Interesting to note the vast limestone deposits in the Kansas/Missouri
> border around Kansas City do not show these clay layers but are limestone
> for tens to hundreds of meters.
>
> All the best.
>
> _______________________________________________
> Leica Users Group.
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>
-- 
Jim Nichols
Tullahoma, TN USA



Replies: Reply from don.dory at gmail.com (Don Dory) ([Leica] Tuesday Trees)
In reply to: Message from don.dory at gmail.com (Don Dory) ([Leica] Tuesday Trees)