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Simple Key: Which group best describes your plant? Please go through the groups in order. Woody plants. Trees, shrubs, sub-shrubs, and lianas. Key characteristics. The outer tissues of the stems are thickened; most have bark and winter buds during the dormant season. Exceptions. Some very short shrubs can be mistaken for herbaceous plants.
- Other Flowering Non-Woody Plants
Daisies, goldenrods, and other aster family plants. Plants...
- Orchids, Related Plants
Plants in the family Orchidaceae. Key characteristics....
- Aquatic Plants
Water plants with leaves and stems. Milfoils, watershields,...
- Grass-like Plants
Plants in the grass family, Poaceae. Key characteristics....
- Ferns
Primitive plants in the genus Equisetum, lacking true...
- View Map
About plant groups and subgroups. The boxes above show how...
- Broad-Leaved Woody Plants
Your help is appreciated. We depend on donations to help...
- Other Flowering Non-Woody Plants
This site will discuss text-based keys of three kinds: directed, undirected, and semi-directed. Few parts of the world have enough images to develop effective image-based keys. Moreover, text-based keys help students master their discipline's vocabulary.
14 Οκτ 2018 · A dichotomous key is a useful classification tool that notes the similarities and differences between different plant species. By observing similarities and differences in plants, scientists can classify plants into families and gain further understanding of their characteristics.
5 Μαΐ 2021 · Let’s work on a very simple dichotomous key together using the five plants below. To make a key for these plants, you will need to start grouping them according to shared characters.
Plant keys are one tool to help you do this. These tools are found in many plant manuals or plant identification field guides. A key is a list of questions or statements about a plant characteristic. They are sometimes called dichotomous keys because they involve a series of (usually) two choices.
20 Σεπ 2020 · Dichotomous keys may be simple or complex depending on what is being identified. For example, distinguishing obvious visible characteristics, such as structures for water movement in woody or herbaceous plant growth is straightforward.
31 Μαρ 2011 · I carefully take you through each of these keys by using eight different plants for identification practice . . . while using nine different field guides. This is a fun “hands-on” demonstration of how to use each of the keys.
