CHE REFERENCE LIBRARY - ZetaTalk

424 THE NURSERY-MANUALStenotaphrum (St. Augustine Grass). Grarrukece.Propagation is mostly by cuttings or parts of the creepingrhizomes.Stephanotis. Asclepiadaceaz.Multiplied by seed:; when obtainable ; also by cuttings of halfripewood in spring or at other times under a frame in thegreenhouse.Sterculia, Sferculiacec??.Increased by- seeds and by ripened cuttings. The commonestspecies, S. platanifolicl but preferably to be called Firmiana simplex,seeds freely in the southern states ; it is the Japanese varnish tree.Stembergia. A mar!/llidacee.Increased by offsets ; also by seeds when they can be obtained.Stewartia (t;;tuartia) . Terwstr~miacetz.Grown by seeds sown soon after maturity ; also by layers, andby cuttings of various degrees of maturity under cover in summer.Stigmaphyllon. Malpighiucea?.Propagates well 1,~: means of firm cuttings in autumn ; seeds maybe employed, if obtainable.Stillingia. Eu~horbiaccce.Easily handled by imported seeds or by cuttings placed in sandin heat.Stipa. Gram inece.Propagated by seeds, or by division of established plants.Stizolobium : b’elz~f Bean.Stocks :Ma.tth iola.Stokesia. Contyosifce.Grown from seeds and by division ; blooms second year from seed.Strawberry (Fraga,ria). Hosacece.New kinds are produced from seeds, which are usually sown assoon as the berries are dead ripe. The berries are crushed and theseeds separated by rubbing the pulp in dry sand, which is then sownwith the seeds.Varieties are commonly increased by offsets, or plants formed atthe joints of runners. These runners appear after the fruit is off(Fig. 55). The ground should be soft and somewhat moist, to enable