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Pseudolaelia

From Wikipedia, the free encyclopedia
Genus of orchids

Pseudolaelia
Pseudolaelia corcovadensis
Scientific classificationEdit this classification
Kingdom:Plantae
Clade:Tracheophytes
Clade:Angiosperms
Clade:Monocots
Order:Asparagales
Family:Orchidaceae
Subfamily:Epidendroideae
Tribe:Epidendreae
Subtribe:Laeliinae
Genus:Pseudolaelia
Porto & Brade
Type species
Pseudolaelia corcovadensis
Porto & Brade
Synonyms[1]

RenataRuschi

Pseudolaelia is a small genus belonging to the orchid family (Orchidaceae), the entire genus endemic to Brazil.[1] The abbreviation used in the horticultural trade is Pdla.

Description

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Theflowers of these orchids resemble those ofLaelia, but the main difference between these two genera lies in the vegetative part.

These orchids occur exclusively in Eastern Brazil, often asepiphytes. Some arelithophytes, forming a thicket on the rocks. Others, asPseudolaelia vellozicola, are semi-epiphytes and can be found on mat-like communities ofVellozia bushes oninselbergs (dome-shaped granitic or gneissic rock outcrops) in the Brazilian Atlantic rainforest, requiring an adaptation to the extreme environmental conditions (dryness, isolation)

Therhizomes are extended. Thepseudobulbs are fusiform, cylindrical to conical, carrying three to eightleaves. These are apical, deciduous, upright, leathery and pointy. The base of the leaves clasps the pseudobulb from the upper third till the apex.

The inflorescence is a longraceme, growing from the apex of the pseudobulb, with an undefined number of small white to pink flowers, opening in a consecutive manner clustered at the apex.

Pollination is performed byhummingbirds,butterflies,dipterids andhymenopterids. The flowers ofPseudolaelia corcovadensis, being self-compatible, are also pollinated by deceit by the beeBombus (Fervidobombus) atratus by mimicking a generalized bee-attracting food-flower. However, these visits are rather rare

Species ofPseudolaelia

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Species accepted as of June 2014:[1]

ImageNameDistributionElevation (m)
Pseudolaelia aromaticaCampacciMinas Geraisaround 490 meters
Pseudolaelia ataleiensisCampacciMinas Geraisaround 280 meters
Pseudolaelia brejetubensis M.FreyEspírito Santo1100 – 1400 meters
Pseudolaelia calimaniorumV.P.Castro & ChironEspírito Santo1000 – 1400 meters
Pseudolaelia canaanensis (Ruschi) F.BarrosEspírito Santo300 – 1000 meters
Pseudolaelia cipoensis PabstSerra do Cipóaround 1400 meters
Pseudolaelia citrina PabstMinas Gerais, Espírito Santoaround 1200 meters
Pseudolaelia corcovadensis Porto & BradeRio de Janeiro500 – 900 meters
Pseudolaelia dutraei RuschiEspírito Santo400 - 700 metrers
Pseudolaelia freyi Chiron & V.P.CastroEspírito Santo1100 – 1400 meters
Pseudolaelia geraensis PabstMinas Gerais
Pseudolaelia irwiniana PabstSerra do Espinhaçoaround 900 meters
Pseudolaelia maquijiensis M.FreyEspírito Santoaround 700 meters
Pseudolaelia oliveiranaV.P.Castro & ChironEspírito Santo400 – 600 meters
Pseudolaelia pavopolitana M.FreyEspírito Santoaround 350 meters
Pseudolaelia pitengoensisCampacciMinas Geraisaround 600 meters
Pseudolaelia regentiiV.P.Castro & MarçalBahia
Pseudolaelia vellozicola (Hoehne) Porto & BradeBahia, Espírito Santo1000 – 1400 meters

Natural hybrids

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  1. Pseudolaelia × perimiiM.Frey - Espírito Santo(P. brejetubensis × P. freyi)

References

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  1. ^abcKew World Checklist of Selected Plant Families
  • Eduardo L. Borba; Pedro Ivo S. Braga (2003). "Reproductive biology of Pseudolaelia corcovadensis Porto & Brade (Orchidaceae): melittophyly and selfcompatibility in a basal Laeliinae".Revista Brasil. Bot.26 (4):541–549.

Books

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  • Chiron, G.; Roquenant, C. (2000).Laelia et genres alliés. Brassavola, Cattleya, Pseudolaelia, Rhyncholaelia et Schomburgkia. (in French)

External links

[edit]
Pseudolaelia
Retrieved from "https://en.wikipedia.org/w/index.php?title=Pseudolaelia&oldid=1011717448"
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