http://archive.tf2maps.net/showthread.php?t=17841

It is strongly recommended that you use the banyan trees from the new antiquity pack instead of these old models! You can find it here:

https://tf2maps.net/downloads/antiquity-cambodian-assets.3980/

Team Fortress 2 Model: Banyan Trees
Release: 08-19-2011
Author: EArkham

CONTENTS:
* screenshot_banyan_trees.jpg

* banyan_README.txt

* 3 different tree models in 4 sizes each (total of 12 models)
* 2 root clusters in 2 sizes (total of 2 models)

* materials\models\banyan_tree02.vmt
* materials\models\banyan_tree02.vtf
* materials\models\banyan_leaf01.vmt
* materials\models\banyan_leaf01.vtf
* materials\models\banyan_root01.vmt
* materials\models\banyan_root01.vtf
* materials\models\banyan_tree01.vmt
* materials\models\banyan_tree01.vtf

* banyan_zoo.vmf

DESCRIPTION:

* Root: ~1000 polys (no LOD)
* Tree #1: ~1100 polys
* Tree #2: ~1700 polys
* Tree #3: ~1900 polys
* textures (1 skin each)

INSTRUCTIONS:
Unzip this archive to the "SteamApps\[USERNAME]\team fortress 2\tf\" directory and content should be placed automatically.


USAGE:

You are free to use this in any Team Fortress 2 map, including contest-related maps (if contest rules allow custom content).

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Do not modify or redistribute without asking me first!
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Please give credit as: "EArkham"

Thanks, and I hope folks find this useful!