Spermatophyte plants that have unenclosed, "naked seeds": The fifth extant division is the flowering plants, also known as angiosperms or magnoliophytes, the largest and most diverse group of spermatophytes. Angiosperms possess seeds enclosed in a fruit, unlike gymnosperms. In addition to the taxa listed above, the fossil record contains evidence of many extinct taxa of seed plants. The so-called "seed ferns" (Pteridospermae) were one of the earliest successful groups of land plants, and forests dominated by seed ferns were prevalent in the late Paleozoic. "Glossopteris" was the most prominent tree genus in the ancient southern supercontinent of Gondwana during the Permian
Seedsman Seeds cannabis. In 2016, Seedsman released a high CBD seed collection, recognising the potential therapeutic use of Cannabidiol. Seedsman Seeds Seedsman Seeds is a company based in Spain, which markets cannabis seeds online. The company was founded in 2003. As well as selling 1500+ cannabis seeds from over 100 seedbanks worldwide, Seedsman have established their own brand of seeds, including Feminised, Regular and Autoflowering cannabis strains. In 2007, Seedsman launched their Feminised cannabis seeds range, which included popular strains such as White Widow (Cannabis), Original Skunk, Early Skunk and Power Plant. Seedsman continued their expansion into the industry by releasing their