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Saintpaulia ionantha H.Wendl. Saintpaulia kewensis C.B.Clarke. Saintpaulia tongwensis B.L.Burtt. Streptocarpus ionanthus ( synonym Saintpaulia ionantha) is a species of Streptocarpus in the section Saintpaulia, commonly known as an African violet. It is native to eastern and southwestern Tanzania. [2]
Saintpaulias, which grow from 6-15 cm tall, can be anywhere from 6-30 cm wide. The leaves are rounded to oval, 2.5-8.5 cm long with a 2-10 cm petiole, finely hairy, and have a fleshy texture. The flowers are 2-3 cm in diameter, with a five-lobed velvety corolla ("petals"), and grow in clusters of 3-10 or more on slender stalks called peduncles.
The African Violet Society of America ( AVSA) is an international society of plant enthusiasts who promote the cultivation of African violets ( Streptocarpus sect. Saintpaulia species and cultivars) as house plants. The Society hosts an annual convention and publishes a bi-monthly full-color 64-page magazine, the African Violet Magazine.
Streptocarpus ("twisted fruit" from Greek στρεπτός ( streptos) "twisted" and καρπός ( carpos) "fruit") [2] is an Afrotropical genus of flowering plants in the family Gesneriaceae. The genus is native to Afromontane biotopes [3] from central, eastern and southern Africa, including Madagascar and the Comoro Islands. [4]
Viola is a genus of flowering plants in the violet family Violaceae. It is the largest genus in the family, containing over 680 species. Most species are found in the temperate Northern Hemisphere; however, some are also found in widely divergent areas such as Hawaii, Australasia, and the Andes. Some Viola species are perennial plants, some are ...
Fungal diseases; Crown rot Sclerotium rolfsii: Cylindrocarpon root rot Cylindrocarpon destructans: Fusarium root rot Fusarium solani: Gray mold Botrytis cinerea
Viola bezdelevae Vorosch. Viola bhutanica H.Hara. Viola biflora L. – yellow wood violet, twoflower violet, arctic yellow violet. Viola binayensis Okamoto & K.Ueda. Viola × bissellii House – Bissell's violet. Viola bissetii Maxim. Viola blanda Willd. – sweet white violet, Willdenow's violet. Viola blandiformis Nakai.
Gesneriaceae, the gesneriad family, [3] [4] is a family of flowering plants consisting of about 152 genera and ca. 3,540 species [5] in the tropics and subtropics of the Old World (almost all Didymocarpoideae) and the New World (most Gesnerioideae ), with a very small number extending to temperate areas. Many species have colorful and showy ...