Answer:
I dont know the full answer (as your question kinda cut out at the end there), but based on what I know, he essentially says here that they are the same. They speak the same, act the same, and do the same traditions. Therefore, why should they not have the same liberty?
A case study
I did that already
the obligate parasite requires strigolactones for seed germination and not karrikins. The plant secrete strigolactone from its root into the soil as mentioned. In the soil, strigolactone promotes the seed germination of the parasitic weed.
The strigolactones can be beneficial for the germination and growth of the weed plant.
