Seeds of palms have similar characteristics. However, there are also certain differences. Actually, your question is really hard to answer. It is because the seeds looks very mature and may look like other species of palm.
Is it natural or artificial? By the way, if it helps in the growing of your trees, I can say that it is good. But, try to search for more advanced technology regarding this matter.
Those are really cool. They are pleasant to the eyes. I love trees and these palm trees are really great! Oh, wow. It boosts my spirit to start planting again!
Hybrids? Wow. These look really nice. The combination of colors is really great. They are beautiful. On the other hand, the disadvantage in making hybrids is that most of the times they are sterile or else have an abnormal behavior or look.