Cannabis likely break up from its closest relative, Humulus (hops), throughout the mid Oligocene, all-around 27.8 million decades ago In line with molecular clock estimates. The centre of origin of Cannabis is likely from the northeastern Tibetan Plateau. The pollen of Humulus and Cannabis are certainly similar and tricky to https://benjaminh936tye5.thechapblog.com/26343785/not-known-factual-statements-about-herbhaus