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Diversity and relationships within the Periplocoideae (Apocynaceae)
Morphological diversity and phylogenetic relationships in the Periplocoideae are analyzed. Most of the species of this subfamily inhabit tropical or subtropical forests and savannas as woodyExpand
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A tribal classification of the Periplocoideae (Apocynaceae)
The diagnostic features used to delimit genera are enumerated and critically analysed. Floral characteristics are important: shape and depth of the corolla tube, and positions of outer corona,Expand
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Pollinium structure in periplocoideae (apocynaceae)
The pollinium morphology of ten genera (Atherolepis Hook, f., Decalepis Wight & Arn.[=Baeolepis Decne., Janakia J. Joseph & V. Chandras.], Finlaysonia Wall., Gongylosperma King & Gamble, GymnantheraExpand
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The tribal position of Fockea and Cibirhiza (Apocynaceae: Asclepiadoideae): evidence from pollinium structure and cpDNA sequence data
The pollinium morphology of the two members of the Asclepiadoideae, tribe Fockeeae, Fockea Endl. and Cibirhiza Bruyns, has been studied in detail and compared with that of eight genera ofExpand
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Pollen morphology of Periploca (Periplocaceae)
The pollen morphology of all 13 species of Periploca L. was studied. All the species are characterized by pollen grains arranged in tetrads. The arrangement of the grains may be rhomboidal, decussateExpand
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Pollen morphology of the Periplocoideae, Secamonoideae, and Asclepiadoideae (Apocynaceae)
Among Apocynaceae the Periplocoideae are distinguished from the Secamonoideae and Asclepiadoideae by the presence of free tetrads or pollinia, which are shed onto spoon-shaped translators afterExpand
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Kappia lobulata (Apocynaceae, Periplocoideae), a new genus from South Africa
Abstract Kappia , a new genus from the Fish River Valley in the Eastern Cape Province, South Africa is presented. At first described as Raphionacme lobulata Venter and R.L.Verh. [Venter, H.J.T.,Expand
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A taxonomic revision of Ectadium (Periplocaceae)
A multidisciplinary approach was followed in this taxonomic revision of the genus Ectadium E. Mey. In addition to macromorphology, the leaf anatomy and pollen morphology were also studied and theExpand
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The ‘minor confusion’ around Parquetina nigrescens (Periplocaceae)
A correction of the taxonomy of Parquetina nigrescens (Afz.) Bullock with its synonyms Periploca nigrescens Afz. and Omphalogonus calophyllus Baill, is presented. Our investigation reveals thatExpand
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Pollen morphology of Petopentia and Tacazzea (Periplocaceae)
The pollen morphology of five species of Tacazzea Decne. and the monotypic genus Petopentia Bullock has been studied. All the species of the two genera are characterized by pollen grains arranged inExpand
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