What distribution devices do fruits or seeds have?

Depending on the method of distribution, there are various devices:
1) thorns, sharp teeth on fruits and seeds when spread by humans and animals;
2) pterygoid outgrowths, fluffy hairs when spread by wind and water;
3) self-spreading of seeds in peas, beans, acacia, etc .;
4) the hard shell does not allow digesting the seeds of such plants as lingonberry, blueberry, etc., as a result, it also contributes to the spread of seeds.