A well rounded introduction to L-Systems.

A guide to the rules of strict grammars including L-Systems.

A simple implementation of Lindenmayer systems written in Python.

Architectural applications of L-systems. Includes background and methods.

Subject entry from Wolfram MathWorld. Includes references and downloadable Mathematica notebook.

A graphics tool for Lindenmayer systems in C and Java.

A mathematical introduction to how L-Systems work.

A Windows-based L-System program.

A guide to the theory behind L-Systems.

Generative art tools that create complex 2D and 3D objects breeding LSystems, Cellular Automata, and Shape Grammars. Freeware by Umberto Roncoroni.

Introduction to L-systems by Michael Frame at Yale University. Includes background information.

A collection of papers related to using Mathematica to generate L-Systems.

A basic introduction to L-Systems with some colorful examples.

The definitive resource for L-Systems, this University of Calgary site is maintained by Lindenmayers collaborators. It contains many articles, and a full-length copy of 'The Algorithmic Beauty of Plants'.

Modeling and visualization of plants using parametric L systems.