گسنریادها: بنفشه‌های آفریقایی، گل‌های گلاکسینیا، استرپتوکارپوس و دیگران

The ebook is a unique overview of popular plants in cultivation that belong to the Gesneriad family, including African Violets, Columnea, Streptocarpus, Gloxinia and others. Learn to differentiate between these significant genera, and to understand the different cultural requirements for these and other cultivated gesneriads. CHAPTER 1 INTRODUCTION COMMERCIAL SIGNIFICANCE OF GESNERIADS Uses of Gesneriads CHAPTER 2 GENERAL CULTURAL REQUIREMENTS HOW TO GROW GESNERIADS Saintpaulia Sinningia Achimenes Kohleria Streptocarpus Columnea Propagation of Gesneriads Kohleria Saintpaulia Sinningias Achimenes Kohlerias and other rhizomatous gesneriads Streptocarpus Columneas CHAPTER 3 BOTANICAL CHARACTERISTICS GENERAL BOTANICAL DESCRIPTION Roots Fibrous rooted gesneriads Tuberous gesneriads Scaly rhizomatous gesneriads Stems Leaves Flowers Corolla Stamens Nectar PART 2: PLANT DIRECTORY ACHIMENES AESCHYNANTHUS (syn. Trichosporum) ALLOPLECTUS ASTERANTHA BELLONIA BESLERIA BOEA BRIGGSIA CAPANEA CHIRITA CHRYSOTHEMIS COLUMNEA CYRTANDRA EPISCIA (syn. Alsobia) GESNARIA KOHLERIA NAUTILOCALYX NEMATANTHUS NIPHAEA (syn. Meneghinia) RHYNCHOGLOSSUM (syn. Klugia) RAMONDA (sometimes spelled ‘Ramondia’) Saintpaulia (African Violet) Classification Systems and Changes to Classifying Saintpaulia Size Classifications of Saintpaulia Species A general guide to size categories: Saintpaulia Species and Their Newer Classifications More about S. ionantha SINNINGIA (GLOXINIA) SMITHIANTHA (Temple Bells) STEPTOCARPUS (Cape primrose) Further reading and study