Gymnosperm Gymnosperm The gymnosperms , also known as Acrogymnospermae, are a group of seed-producing plants that includes conifers, cycads, "Ginkgo", and gnetophytes. The term "gymnosperm" comes from the Greek composite word "γυμνόσπερμος" (γυμνός gymnos, "naked" and σπέρμα sperma, "seed"), meaning "naked seeds". The name is based on the unenclosed condition of their seeds (called ovules in their unfertilized state). The non-encased condition of their seeds stands in contrast to the seeds and ovules of flowering plants (angiosperms), which are enclosed within an ovary. Gymnosperm seeds develop either on the surface of scales or leaves, which are often modified to form cones,
Botanical Garden named after Rostovtsev Botanical Garden named after Rostovtsev The Botanical Garden named after S. I. Rostovtsev () is a Botanical Garden in Moscow at the Timiryazev Agricultural Academy. Founded in 1895 on the initiative of botanist S. I. Rostovtsev. The garden area is about 1.2 hectares. The Botanical Garden is part of the complex reserve "Petrovsko-Razumovskoye" and has the status of a specially protected natural area of federal significance. The founder of the botanical garden S. I. Rostovtsev will divide it into 3 departments: systematic, biological and experimental. In the systematic department, students studied the systematics of plants. The biological department was designed