However, only few research institutions, limited funds and human resources have been involved in Begonia conservation; moreover, no project has conducted reintroduction. Stipules eventually … Most begonias are easily propagated by division or from stem cuttings. It makes a handsome, short (12-18" tall) bedding plant (see photos with Seemannia n. Species-targeted conservation zones should be established for endangered species excluded from the existing nature reserves. China is known to be the home of a diverse category of plant families. Most of them are distributed to the south of the Yangtze River, especially in the southeastern … A wide variety of rex begonia options are available to you, such as gold. Full Shade (63) Items (63) Full Sun (19) Items (19) Medium Sun (17) Items (17) Low Sun (12) Items (12) Not Specified (348) Items (348) see all. Begonia depingiana also resembles B. pellionioides in pinnate leaf venation, but differs by its shorter plant, tuberous rootstock and densely pinkish-white ciliate ovary. Begonia tenera Dryander is a species endemic to Sri Lanka. A recent group of hybrids derived from this group is marketed as "Dragonwing" begonias; they are much larger both in leaf and in flower. This plant was originally collected in Yunnan, China. Among the various types of begonias, the Begonia rex are some of the most beautiful and stunning plants. This is safe in small amounts but potentially toxic in large quantities due to the prevalence of oxalic acid in the tissues.[21]. [5] 'Non-Stop' refers to a camellia tuberous hybrid that under certain conditions will bloom 'non-stop' all year round. The authors learned of two additional, recently described species as this volume was going to press. Tropical (162) Items (162) Temperate (34) Items (34) Cold (8) Items (8) Sub-tropical … Terrestrial species in the wild are commonly upright-stemmed, rhizomatous, or tuberous. The top countries of supplier is China, from which the percentage of rex begonia supply is 100% respectively. Begonia arachnoidea C.-I Peng, Yan Liu & S. M. Ku. Because of … Although the conservation status for the majority of species has been evaluated using the standards of the International Union for Conservation of Nature, the results don't represent the truth in many species, and also about 11.5% of which are data-absent. Key words: Begonia, Begoniaceae, China Begonia (Begoniaceae) is a pantropical genus with about 1400 species, comprising nearly all the species of Begoniaceae (Smith et al. … Begonia guaniana H. Ma & H. Z. Li (Ann. sect. Simple leaf blades are peltate and non-peltate, from entire to deeply lobed (Fig. They come from subtropical and tropical areas of South America (Begonia luxurians, Begonia solananthera and Begonia maculata are all from Brazil), Southern Asia, from Nepal to Indo-China (Begonia hatacoa) and central to southern Africa (Begonia sutherlandii). List of various diseases cured by Begonia. Begonia xishuangbannaensis W.G. Leaf anatomy and vestiture Adaxial surface with scarce multiseriate trichomes (Figure 4A); cross section ca. (China and Japan, Nakata et al. 1986, Sosef 1994, Doorenbos et al. The number of species recognized within this genus has greatly increased over the past 20 years, rising from 80 to 200 species in China alone. Most species have simple leaves. 8 A–E). W. S. Hoover et al. It amazes me that they all not properly classified based on leaf formation. Begonia malachosticta is an uncommon Malasia - Borneo endemic Angelwing-type species which does best in reasonably humid locations such as in int-warm greeenhouses or larger terrariums. The following phylogenetic tree shows the relationships among sections of the genus Begonia.[3]. Colorful flowerbed with dahlia, begonia, salvia, marigold and sweet tobacco in the city park. Begonia Rex growing in hanging basket Red bull begonia leaves. The plant is winter hardy to USDA zones 11 and 12, preferring temperatures in the low 70s, and will not survive outdoors in temperatures below … There are about 150 species in China, classified into nine sections (Shui et al. Begonia, one of the most diverse plant taxa and the fifth or sixth largest angiosperm genus, consists of over 1800 accepted species. 2007), and Begonia of China (Shui & Chen 2017), as well as the recent publications (Ku et al. Southwest areas of China, especially Guangxi, are the central hub of the Begonia family and, of course, Begonia Ferox. The genus is unusual in that species throughout the genus, even those coming from different continents, can frequently be hybridized with each other, and this has led to an enormous number of cultivars. Begonia leaf on white background. ScienceDirect ® is a registered trademark of Elsevier B.V. ScienceDirect ® is a registered trademark of Elsevier B.V. Diversity and conservation of Chinese wild begonias. Names of Begonia in various languages of the world are also given. The Begonias are native to moist subtropical and tropical climates. Variegated begonias need partial exposure to the sun to maintain the color developmen… 2 Institute of Botany, Academia Sinica, Nankang, Taipei 115, Taiwan (Received July 4 2003; Accepted … Between these two green areas is a wide band of silver. Background Colorful flowerbed with dahlia, begonia, salvia, marigold and sweet tobacco in the city park. The leaf blade is sparsely covered with long white hairs. Key Feature of the Origin They frequently have large leaves (up to 6 inches long) that are brightly colored in various shades of green, red, silver, and even purple. The authors learned of two additional, recently described species as this volume was going to press. The large leaves have dark olive green areas in the center of the leaf and on the leaf margin. Toggle navigation. Leaf margins are also lined with tiny white hairs. subsp.mengyangensis,a taxon endemic to the Xishuangbanna region of Yunnan Province, China, is newly described and illustrated. Therefore, more conservation-based work remains to be done. If you’ve decided to propagate your Begonia using leaves, which is possible with most of the ones that are grown as houseplants, your easiest option is to use a plastic seedling tray. Laferrière, Joseph E. 1990. 2012). Cymes of greenish-white flowers (each to 3/4") are produced in spring and summer on stems rising above the leaves. If they do not, then the term 'marginata' is used, but sometimes these terms are used simultaneously. In addition, illegal collection and over-harvesting of wild begonias for ornamental or medicinal use has increased due to the rapid development of internet commerce. The genus contains more than 1,800 different plant species. Although most Begonia species are tropical or subtropical in origin, the Chinese species B. grandis is hardy to USDA hardiness zone 6 and is commonly known as the "hardy begonia". The plants are monoecious, with unisexual male and female flowers occurring separately on the same plant; the male contains numerous stamens, and the female has a large inferior ovary and two to four branched or twisted stigmas. 1998). By continuing you agree to the use of cookies. 2004, Notes on the geography of South-East Asian Begonia and species diversity in montane forests, Phylogenetic Relationships of the Afro-Malagasy Members of the Large Genus, Accepted species Plants of the World Online, https://en.wikipedia.org/w/index.php?title=Begonia&oldid=996182099, Short description is different from Wikidata, Wikipedia articles incorporating a citation from the 1911 Encyclopaedia Britannica with Wikisource reference, Creative Commons Attribution-ShareAlike License, semperflorens (wax or fibrous rooted begonias), This page was last edited on 25 December 2020, at 00:25. Foliage species are becoming increasingly desirable for pots and mixed borders. The samples were frozen with liquid nitrogen slush, Renowned for … In China, about 221 species have been recorded according to the Flora of China (Gu et al. Uses, Benefits, Cures, Side Effects, Nutrients in Begonia. This plant greatly enjoys warm temperatures and high humidity, and can grow all throughout the year in such environments. Handcoloured lithograph from Louis van Houtte and Charles Lemaire's Flowers of the Gardens and Hothouses of Europe, Flore des … Vibrant green leaves with black tye-dye like markings are suspended on hairy, stalk like petioles. Tuberous begonias are frequently used as container plants. Because of their sometimes showy flowers of white, pink, scarlet, or yellow color and often attractively marked leaves, many species and innumerable hybrids and cultivars are cultivated. Sometimes called painted-leaf begonias or fancy-leaf begonias, these plants are known for their showy, sometimes jaw-dropping leaf coloration. Country of Origin: southwestern Guangxi, China Habitat: On limestone rocks with abundant leaf litter Description: Monoecious rhizomatous herb. Care of Begonia strigillosa: Shade to partial shade, temp. In cooler climates some species are cultivated outside in summertime for their bright colorful flowers, which have sepals but no petals. Wang & L.J. Many begonias will grow and flower year-round except for tuberous begonias, which usually have a dormant period. INTRODUCTION folia and B. subcoriacea were dissected and attached to a stub. This is especially true for Chinese Begonia, in which there is a huge diversity of habitat, habit, plant size, leaf type, flower and fruit morphology, and most species are narrowly distributed in isolated habitats that are subject to negative disturbances from climate change, as well as agricultural and industrial activities. Far more often than predicted, these species should be categorized as rare and endangered and require immediate protection. Begonia larvatais only known from the Zuozhou Town, Jiangzhou District, Chongzuo City, Guangxi, growing on semi-shaded limestone cliff surfaces or steep slopes, at 125–165 m in elevation. 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