What is the primary function of the tissue surrounding a Samara?

The primary function of the tissue surrounding a samara is to help disperse the seed in the wind. A samara is a type of fruit that has a distinctive wing-like structure, which aids in its dispersal by wind. This adaptation allows the seed to be carried away from the parent plant, promoting wider distribution and reducing competition for resources.

The wings facilitate the aerodynamic properties of the samara, allowing it to float and travel farther distances when it is released from the tree. This mechanism increases the chances of germination in a suitable environment, ensuring the continuation of the species.

In contrast, the other potential functions, such as protecting the seed from predators or providing nutrients to the seed, are not characteristic of a samara. The tissue of a samara is specifically adapted for dispersal rather than for nutrient storage or protection from herbivores. Similarly, while attracting pollinators is essential for reproduction, it is not a function associated with the samara itself, as pollination occurs prior to seed formation.