Definition of stolon in English:
1 Botany A creeping horizontal plant stem or runner that takes root at points along its length to form new plants.
- The length of the lateral shoot at each phytomer position along the primary stolon of plants after 45 (solid symbols) and 38 (open symbols) d growth.
- Others spread aggressively by stolons (stems that creep along the soil surface, taking root and forming new plants at intervals).
- Clonal progeny may be produced by stolons, runners, rhizomes, tubers, buds on bulbs, corms and roots, layering of stems, and agamospermous seed.
1.1An arching stem of a plant that roots at the tip to form a new plant, as in the bramble.
- The experimental plants were partitioned into roots, petioles, leaves and stolons.
- Leaves communicate photoperiodic signals to meristems, stolons and buds in flowering, tuberization and dormancy.
- In late spring, the parent plants send out chicks often on long colourful stems called stolons that form dense carpets.
2 Zoology The branched stem-like structure of some colonial hydroid coelenterates, attaching the colony to the substrate.
- The base of the polyp becomes fixed to the substrate and stolons emanate from the aboral pole of the primary polyp.
- Colonies are diploblastic and composed of three morphological structures: polyps, stolons and the stolonal mat.
- Well-studied examples occur in the hydractiniid hydroids, which encrust hard substrata with stolons that serve as tube-like connections between feeding polyps.
- Example sentences
- S. aegyptiacum forms erect, branching and stolonate colonies that resemble strings of glass beads.
- Phylactolaemate bryozoans form globular or stolonate colonies in a variety of exclusively fresh water habitats.
- Colonies are usually fleshy, stolonate, membraneous, encrusting, or upright with branching.
- Example sentences
- Other studies have noted changes in resource allocation with reference to the availability of supports as well as rates of development, leaves, stoloniferous axes and other climbing aids.
- Hieracium pilosella L. is a widespread stoloniferous perennial that produces distinct rosettes on a slender rootstock.
- The species is sometimes stoloniferous, with a rosette of basal leaves and a variable number of fertile stems bearing dichasium-type inflorescences.
Early 17th century: from Latin stolo, stolon- 'shoot, scion'.
Definition of stolon in:
- US English dictionary
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