An alternative explanation posits biological dispersal; plants and/or seeds could float across the Pacific without any human contact.

Since the seeds can float for extended periods of time, water is the main seed distribution method for the Manicaria.

The flowers are wind pollinated and the seeds float.

Moreover, its seed can float, which aided its rapid spread.

The seeds float on water and hence may be conveyed far from the parent plant.

Its seeds float and are unaffected by salt water.

The heavy ones land near the parent plant, whereas the fluffy seeds float further away on the wind.

A seed of destruction, floated across the vacuum of space.

He tore the packet open and let the seeds float down into the cutting, blackfly on the damp winter wind.

Stir occasionally, uncovered, until pulps dissolve and seeds float free, about 10 minutes.