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Sinningia

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Sinningia
A variety of Sinningia speciosa
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Lamiales
Family: Gesneriaceae
Genus: Sinningia
Nees (1825), nom. cons. prop.
Species[1]

81; see text

Synonyms[1]
  • Alagophylla Raf. (1837)
  • Almana Raf. (1838)
  • Biglandularia Seem. (1868)
  • Coptocheile Hoffmanns. (1842)
  • Corytholoma (Benth.) Decne. (1848)
  • Dircaea Decne. (1848)
  • Dolichodeira Hanst. (1855)
  • Fimbrolina Raf. (1838)
  • Lietzia Regel (1880)
  • Ligeria Decne. (1848)
  • Megapleilis Raf. (1837)
  • Orthanthe Lem. (1856)
  • Rechsteineria Regel (1848), nom. cons.
  • Rosanowia Regel (1872)
  • Stenogastra Hanst. (1854)
  • Styrosinia Raf. (1837)
  • Tapeinotes DC. (1839), nom. superfl.
  • Tapina Mart. (1829)
  • Tulisma Raf. (1837)
  • Wildungenia Wender. (1831)

Sinningia /sɪˈnɪndʒiə/[2] is a genus of flowering plants in the family Gesneriaceae. It is named after Wilhelm Sinning (1792–1874), a gardener of the Botanische Gärten der Friedrich-Wilhelms-Universität Bonn.[3] There are about 65 species of tuberous herbaceous perennials, all occurring in Central and South America, with the greatest concentration of species occurring in southern Brazil.

The best-known species, Sinningia speciosa, was originally introduced in cultivation as Gloxinia speciosa and is still commonly known to gardeners and in the horticultural trade as "gloxinia", although this is now considered incorrect. The true genus Gloxinia is distinguished by having scaly rhizomes rather than tubers.

Sinningia species often grow on rocks or cliffs and most are pollinated by hummingbirds or bees but Sinningia brasiliensis is bat-pollinated, and Sinningia tubiflora, with large, powerfully fragrant tubular white flowers, is apparently pollinated by sphinx moths.[4] Most of the species have large, brightly colored flowers. Because of this, numerous species and numerous hybrids and cultivars are grown as houseplants. A cultivar worth knowing[weasel words] is Sinningia x 'Lovely.' This beautifully gentle plant is a cross between Sinningia sellovii and Sinningia tubiflora. Its tall spikes and tubular flowers attract butterflies, and delight[original research?] gardeners[who?]. Some species with particularly large tubers are cultivated by cactus and succulent enthusiasts as caudiciforms. One such example is Sinningia leucotricha, often listed under the older name Rechsteineria leucotricha and dubbed "Brazilian edelweiss" for its covering of silvery, silky hairs. Other species with large tubers are Sinningia iarae, Sinningia lineata, and Sinningia macropoda. The Brazilian genera Paliavana and Vanhouttea, consisting of shrubby plants without tubers, are closely related to Sinningia and recent morphological and molecular analyses (Boggan 1991, Perret et al. 2003) suggest that these genera are, in fact, nontuberous Sinningia species. All three genera were included in tribe Gloxinieae in the classification system of Hans Wiehler but are now recognized in their own tribe, Sinningieae.

Numerous genera, including Corytholoma, Rechsteineria and Lietzia, have been synonymized under Sinningia.[1]

Garden uses and cultivation

[edit]
  • Sinningia incarnata
    Sinningia incarnata
  • A miniature Sinningia hybrid
    A miniature Sinningia hybrid
  • Sinningia leucotricha cultivated to highlight the large tuber
    Sinningia leucotricha cultivated to highlight the large tuber

Sinningias are attractive greenhouse plants and houseplants that appeal strongly to gardeners who like to specialize in particular plant groups. The chief environmental needs are warmth, high humidity, suitable soil and good light with shade from strong sun. The soil should be well drained. It should contain a liberal proportion of organic matter, such as leaf mold or peat moss, and enough coarse sand or perlite to ensure good porosity.

The hybrid cultivars 'Empress Purple Spotted'[5] and 'Empress Red'[6] have gained the Royal Horticultural Society's Award of Garden Merit.[7]


Species

[edit]

81 species are accepted.[1]

References

[edit]
  1. ^ a b c d Sinningia Nees. Plants of the World Online. Retrieved 7 August 2024.
  2. ^ Sunset Western Garden Book 1995: p606–607
  3. ^ Genaust, Helmut (1976). Etymologisches Wörterbuch der botanischen Pflanzennamen ISBN 3-7643-0755-2
  4. ^ The Gesneriad Society, The Gesneriad Reference Web: Sinningia tubiflora, retrieved 21 October 2024
  5. ^ "RHS Plant Selector - Sinningia 'Empress Purple Spotted'". Retrieved 5 March 2021.
  6. ^ "RHS Plant Selector - Sinningia 'Empress Red'". Retrieved 5 March 2021.
  7. ^ "AGM Plants - Ornamental" (PDF). Royal Horticultural Society. July 2017. p. 97. Retrieved 11 November 2018.
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