| LC control no. | sh 85138077 |
|---|---|
| Topical heading | Tropisms |
| Variant(s) | Tropic responses |
| See also | Growth (Plants) Plants--Irritability and movements |
| Found in | Dict. of biol., 2004 (tropism: the directional growth of a plant organ in response to an external stimulus, such as light, touch, or gravity) Rudin, N. Dict. of modern biol., 1997 (tropism: a directional growth movement of part of a plant in response to an external stimulus) |
 |  |  |