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Biodiversity Blog

 

Trees of BFL: Cottonwoods and Willows

Summary cottonwood  Cottonwood trees and willows are similar in many ways. They germinate through wind dispersion and colonize moist muddy areas exposed to full sun. Both are present in Brackenridge Field Lab, and the cottonwoods in particular have a close connection to the history of the field lab. COTTONWOODS Cottonwoods (Populus deltoides) are one of the ...

Trees of BFL: Spanish Oak

SpanishOak Photos: Larry Gilbert At Brackenridge Field Lab, the Spanish Oaks (Quercus buckleyi) is found mainly in the old pasture zone. This tree is sometimes also called “Texas red oak” or “Buckley’s oak.” The tree is native to Texas, Oklahoma, and Kansas. It grows on average between 30 to 50 feet tall. The largest known species grows right here in...
The Trees of BFL: Pecans (Carya illinoiensis)

The Trees of BFL: Pecans (Carya illinoiensis)

   One of the burried pecans.  Pecan trees (Carya illinoiensis) generally live along river bottom forest, or in places with irrigation systems. You may even have one or two growing in your yard. At Brackenridge Field Lab, the pecans here have a unique relationship with the history of the field lab. In this article “The Dam that ...

Trees of BFL: Bald cypress (Taxodium distichum)

BaldCypressby Nicole Elmer and George Yatskievych (Botanist, Curator: Billie L. Turner Plant Resources Center) Bald cypress (Taxodium distichum) is a deciduous conifer (cone bearing) in the family Cupressaceae. The genus consists of very distinctive trees. They can get very tall, growing up to 120 feet, with massive, lobed ...

The Trees of BFL: Chinaberry (Melia azedarach)

Screen Shot 2019 09 04 at 08.59.00  The Chinaberry tree actually has many common names, some being bead-tree, Persian lilac, and Pride of India. This is a fast-growing deciduous tree that is part of the mahogany family and native to Southeastern China. It reaches 30 to 50 feet in height. The flowers are fragrant, small, and pink to light purple in color. The fruit is about ...

The Trees of BFL: Sugarberry (Celtis laevigata)

Screen Shot 2019 09 04 at 08.58.36    The sugar hackberry or sugarberry (Celtis laevigata) is a very common tree species at Brackenridge Field Lab. The tree has distinctive warty, gray bark, sometimes turning tan in very old individuals. The leaves have asymmetrical bases, are tapered with sharply pointed tips, and smooth or toothed margins. These trees grow quite ta...

CAMPUS BIODIVERSITY: the Horse Apple Tree, or Maculra pomifera

HorseApple tree ver02  Maculra pomifera (Photo: Larry Gilbert) by Dr. Larry Gilbert, (Professor, Department of Integrative Biology) One of the few trees of the original forest on UT’s main campus is a huge Maclura pomifera, also known as “Osage orange” or “horse apple.” A male tree of this species grows in front of Welch Hall. Other members of the family ...