Cattleya x paulae (Orchidaceae-Laeliinae), a new nothospecies from SempreVivas National Park, Minas Gerais, Brazil

被引:0
|
作者
Menezes, Euler Da Luz Fernandes [1 ]
Viotti, Julia [1 ]
机构
[1] Fed Univ Vales Jequitinhonha & Mucuri UFVJM, Dept Forestry Engn, Rodovia MGT 367-Km 583,N 5 000, Diamantina BR-39100000, MG, Brazil
关键词
Rock outcrops; saxicolous; Southeastern Brazil; GENUS CATTLEYA; NUCLEAR;
D O I
10.11646/phytotaxa.635.2.4
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Numerous species of Cattleya ser. Parviflorae often coexist in the same habitat, and hybrids can occur when their flowering seasons overlap or when one species initiates blooming shortly after another. The formation of hybrids will depend on whether the flowers of both species are structurally compatible. Most Cattleya ser. Parviflorae species are saxicolous or rupicolous and grow on granite and gneiss coastal mountains or on rock outcrops of quartzitic iron ore. Sympatric populations of Cattleya rupestris and Cattleya porphyrascens were encountered within the Sempre-Vivas National Park (PNSV), together with a new nothospecies on a rock outcrop it shared with those parent species. This study provides an illustrative plate comparing the labellum of the nothospecies with its parental species, as well as a map indicating its location within the National Park.
引用
收藏
页码:149 / 156
页数:8
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