Linked from
The 34 pages that link to Plant propagation, each with the reason it gives.
StolonNarrower topic: Stolons are one natural structure used for asexual plant propagation.
Direct seedingNarrower topic: Direct seeding is one route of plant propagation in crop production.
Node (botany)Narrower topic: Node-bearing stem cuttings can produce roots and shoots as new plants.
GardeningNarrower topic: Gardening uses both sexual and vegetative methods to multiply plants.
BougainvilleaNarrower topic: Bougainvillea is commonly multiplied from cuttings rather than seed.
Basal shootNarrower topic: Basal shoots can supply plant material for vegetative propagation.
DieffenbachiaNarrower topic: Growers propagate Dieffenbachia through stem sections as well as seeds.