The colors in real life are not quite so dramatic, it seems. Osiria is a hybrid tea rose. (affiliate link) This links to an Amazon page where the rose looks similar to the photo below from Garden Web but it is not labeled Osiria. It is a very large flowered bush rose with dark green leaves.In summer and autumn, the fragrant, double flowers come out.he colors in real life are not quite so dramatic, it seems. Osiria is a hybrid tea rose. (affiliate link) This links to an Amazon page where the rose looks similar to the photo below from Garden Web but it is not labeled Osiria. It is a very large flowered bush rose with dark green leaves.