Plant photogrammetry
![Image of a plant with many long, sinuous stalks and tiny leaves and scale bars to show how large it measures.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/Delta9PlantwScale.jpg?itok=pFHUj5_g)
Detailed Description
One technique for calculating plant impact on water flow was to harvest individual plants and determine their cross-sectional area with photogrammetry. The area of this plant, from Lindsey Slough, is 0.35 square meters (about 3.8 square feet). The plant is nearly 2 meters (6 feet) in its longest dimension.
Sources/Usage
Public Domain.