Whorled phyllotaxy. Whorled phyllotaxy is another common mutation, although this is less desirable as a concealment trait as the plants still definitely resemble cannabis.
Timeline of our history. From its origins in a Palo Alto garage to its current position as one of the world's leading technology companies, HP has grown and evolved significantly since its founding in 1939. See key milestones and moments from HP's history. Bill rappelling on Mount Owen, California, 1930.
HP stands for Horse Power, an unit of measurement of power. The power generated by an engine is indirectly measured by measuring the power required to bring the output shaft to rest by applying brakes. This is how the the power generated by an engine is measured and rated, and hence the name Brake Horse Power (bhp).