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223 results for “Asclepiadoideae”
FIGURE 1. Leichhardtia weari. A in A new threatened New Caledonian Leichhardtia (Apocynaceae, Asclepiadoideae, Marsdenieae) species discovered from a TV programme and social media
FIGURE 1. Leichhardtia weari. A. Screenshot of the Weari programme "Yandé l'île mystérieuse" from Caledonia channel available on YouTube (https://www.youtube.com/watch?v=4E9Xt8eIEH8) displaying for the first time the new species (originally identified as Leichhardtia neomicrostoma). B. Degraded maquis vegetation in the Mariri creek area; C. A fertile branch with inflorescences; D. Detail of an inflorescence with flowers in lateral view; E. Flower in frontal view displaying the gynostegium. A, C showing Fleurot 838, B Fleurot & Dayé 902, and D–E Fleurot & Dayé 905. Photos by D. Fleurot.
FIGURE 4 in Two new Mexican species of Asclepias (Apocynaceae; Asclepiadoideae; Asclepiadeae)
FIGURE 4. Comparison between flowers and types of Asclepias graogramanii and morphological related species. 1. A. graogramanii. 2. A. elata. 3. A. glaucescens. 4. A. macroura. Photographies from Naturalista by Julio Álvarez (1a, 3a, 3b, 4b), Muny Castillo (1b), Leticia Jiménez Hernández (2a), and Emmanuel Guevara Lazcano (4a). Types of the morphological related species. A. graogramanii (R. McVaugh 12211, MEXU!) (1c). A. elata (K.T. Hartweg s.n., K!) (2c). A. glaucescens (A.J.A. Bonpland & F.W.H.A. von Humboldt, 3920, P!) (3c). A. macroura (E. Palmer 344, GH!) (4c). Scale bar 1 cm.
FIGURE 1. Asclepias sauronii. A in Two new Mexican species of Asclepias (Apocynaceae; Asclepiadoideae; Asclepiadeae)
FIGURE 1. Asclepias sauronii. A. Known distribution of A. sauronii and morphological related species in the region of study. B. Habit. C. Fruit. D. Leaves. E. Inflorescences. Photographies from Naturalista by Alejandro Huereca (B,E), Arturo Cruz (C), and Leticia Jiménez Hernández (D).
FIGURE 3. Asclepias graogramanii. A in Two new Mexican species of Asclepias (Apocynaceae; Asclepiadoideae; Asclepiadeae)
FIGURE 3. Asclepias graogramanii. A. Known distribution of A. graogramanii and morphological related species in the region of study. B. Habit. C, D. Inflorescences. E. Apis mellifera. Photographies from Naturalista by Julio Álvarez (B, C, D), and Eréndira Canales (E).
FIGURE 2 in Two new Mexican species of Asclepias (Apocynaceae; Asclepiadoideae; Asclepiadeae)
FIGURE 2. Comparison between flowers and types of Asclepias sauronii and morphological related species. 1. A. sauronii 2. A. hypoleuca. 3. A. lemmonii. 4. A. otarioides. Photographs from Naturalista by Arturo Cruz (1a, 1b), ddoyle (2a), semiferalhiker (2b), José Jesús Sánchez Escalante (3a) Jason Ksepka (3b), and Leopoldo Hurtado (4a). Types of the morphological related species. A. sauronii (Hinton et al. 20460, GBH!) (1c). A. hypoleuca (C.G. Pringle s.n., P!) (2c). A. lemmonii (J.G. Lemmon 2814, GH!) (3c). A. otarioides (K.E. Roe 432, WIS!) (4c). Scale bar 1 cm.
FIGURE 1 in Ceropegia cryptobarbata sect. Chamaesiphon (Apocynaceae-Asclepiadoideae), a novel tuberous species from the Drakensberg foothills in South Africa
FIGURE 1. Floral features of Ceropegia cryptobarbata (A,C,E,G) and C. oiantha (B,D,F,H) in comparison. A, B, Floral bracts. C, D, Corolla in lateral view. E, F, Gynostegium in lateral view. G, H, Gynostegium in top view. Scale bars: 1 mm (A), 6 mm (B), 5 mm (C,D), 1 mm (E–H). Photographs: Annemarie Heiduk.
FIGURE 2 in Ceropegia cryptobarbata sect. Chamaesiphon (Apocynaceae-Asclepiadoideae), a novel tuberous species from the Drakensberg foothills in South Africa
FIGURE 2. Ceropegia cryptobarbata from the Drakensberg foothills in KwaZulu-Natal, South Africa. A, Longitudinal section of a flower revealing the barbate gynostegium, the inner corolla colouration and the trichomes. B, Plant with well-developed follicles. C, Pollinarium. D, Habitat at the type locality where plants occur on rocky cliff edges. Scale bars: 3.5 mm (A), 2 cm (B), 200 µm (C). Photographs: Annemarie Heiduk.
FIGURE 2. Polystemma stevensii. A. Stems with yellow cork B. Branch with inflorescences. C. Flowers with some floral visitors. D in Polystemma stevensii (Apocynaceae, Asclepiadoideae), a new species from Michoacán, Mexico
FIGURE 2. Polystemma stevensii. A. Stems with yellow cork B. Branch with inflorescences. C. Flowers with some floral visitors. D. Frontal view of a flower. E. Frontal view of a flower, showing the gynostegium. F. Lateral view of a flower, showing the gynostegium. Photos by Victor W. Steinmann.
FIGURE 1. Polystemma stevensii. A. Flowering branch. B in Polystemma stevensii (Apocynaceae, Asclepiadoideae), a new species from Michoacán, Mexico
FIGURE 1. Polystemma stevensii. A. Flowering branch. B. Frontal view of a flower. C. Detail of gynostegial corona showing appendages and five lobes fused basally to form a flat discontinuous ring. D. Pollinarium. E. Branch with a follicle. Illustration by Ericka B. Cortez.
Data from: Multilocus phylogenetics of new world milkweed vines (Apocynaceae, Asclepiadoideae, Gonolobinae)
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Data from: Long-term persisting hybrid swarm and geographic difference in hybridization pattern: genetic consequences of secondary contact between two Vincetoxicum species (Apocynaceae–Asclepiadoideae)
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Complete chloroplast genomes of Desmidorchis penicillata (Deflers) Plowes and Desmidorchis retrospiciens Ehrenb: Comparative and phylogenetic analyses among subtribe Stapeliinae (Ceropegieae, Asclepiadoideae, Apocynaceae)
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Fig. 3 in Contribution to chromosome numbers and phylogeny of Turkish Vincetoxicum Wolf (Apocynaceae, Asclepiadoideae)
Fig. 3. Phylogenetic tree of Vincetoxicum s. str., including Turkish samples (in bold) based on the combined dataset (ITS and trnT- trnL). The support values on branches indicate Jackknife (JK) and Posterior Probability (PP) higher than 50% and 0.7, respectively. Clade designations correspond to Liede-Schumann et al. (2016). Refer to Appendix 1 for accession abbreviations (G:Güven, M:Makbul).
Fig. 1 in Contribution to chromosome numbers and phylogeny of Turkish Vincetoxicum Wolf (Apocynaceae, Asclepiadoideae)
Fig. 1. Somatic metaphase chromosome (1 = light microscope; 2 = outline drawing). a. Vincetoxium canescens (Willd.) Decne. subsp. canescens (Güven 36 & Makbul, 2n=22). b. V. canescens (Willd.) Decne. subsp. pedunculata Browicz (Güven 51 & Makbul, 2n=22). c. V. funebre Boiss. & Kotschy (Güven 126 & Makbul, 2n=22). d. V. fuscatum (Hornem.) Rchb. subsp. boissieri (Kusn.) Browicz (Güven 35 & Makbul, 2n=44). e. V. fuscatum (Hornem.) Rchb. subsp. fuscatum (Güven 93 & Makbul, 2n=44). Scale bars = 5 µm.
Fig. 2 in Contribution to chromosome numbers and phylogeny of Turkish Vincetoxicum Wolf (Apocynaceae, Asclepiadoideae)
Fig. 2. Somatic metaphase chromosome (1 = light microscope; 2 = outline drawing). a. Vincetoxicum hirundinaria Medik. subsp. hirundinaria (Güven 135 & Makbul, 2n=22). b. V. parviflorum Decne. (Güven 80 & Makbul, 2n=22). c. V. scandens Sommier & Levier (Güven 30 & Makbul, 2n=22). d. V. speciosum Boiss. & Spruner (Güven 137 & Makbul, 2n=22). e. V. tmoleum Boiss. (Güven 72 & Makbul, 2n=22). Scale bars = 5 µm.
Figure 3 from: Promprom W, Chatan W (2020) A new species of Dischidia (Apocynaceae, Asclepiadoideae) from North-eastern Thailand. PhytoKeys 144: 23-30. https://doi.org/10.3897/phytokeys.144.47977
Figure 3 Distribution of Dischidia phuphanensis (black triangle) in Phu Pha Yol National Park, Sakon Nakhon Province, Thailand.
Figure 2 from: Promprom W, Chatan W (2020) A new species of Dischidia (Apocynaceae, Asclepiadoideae) from North-eastern Thailand. PhytoKeys 144: 23-30. https://doi.org/10.3897/phytokeys.144.47977
Figure 2 Dischidia phuphanensis. A Branch with leaves and inflorescences B bud C flower D dissected flower with half of corolla removed E calyx from abaxial side F gynostegium (side view), with coronal lobes removed G gynostegium (from above) H pollinarium I pistil J pistil (style-head removed) K follicle L seed A–J drawn by Wannachai Chatan from W. Chatan 2489, and K, L from W. Chatan 2904.
Figure 1 from: Promprom W, Chatan W (2020) A new species of Dischidia (Apocynaceae, Asclepiadoideae) from North-eastern Thailand. PhytoKeys 144: 23-30. https://doi.org/10.3897/phytokeys.144.47977
Figure 1 Dischidia phuphanensis. A Plant climbing on rock B plant climbing on branches of shrub 2–3 m tall C branches and leaves D inflorescence E follicle (nearly mature) F dehiscent follicle. Photographed by Wannachai Chatan from W. Chatan 2489 (A–D) and W. Chatan 2904 (E, F).
Figure 1 from: Tran TB, Han LN, Hai DV, Quang BH, Huong NTT, Ha BT, Hai TV, Rodda M (2020) Heterostemma cucphuongense (Apocynaceae, Asclepiadoideae), a new species from Vietnam. PhytoKeys 148: 119-124. https://doi.org/10.3897/phytokeys.148.50029
Figure 1 Heterostemma cucphuongense T.B.Tran & Rodda A flowering branch B flower, view from above (adaxial) C flower, from underneath D corona, from above E ovary F pollinarium. (Photographs by N.Q. Dat, T.B. Tran, Thuong V.A., photo edit by M. Rodda)
FIGURE 3 in Another remarkable new species of Dictyanthus (Apocynaceae, Asclepiadoideae, Asclepiadeae, Gonolobinae) with a long stylar head from Mexico
FIGURE 3. Distribution map of Dictyanthus unicornus and morphologically similar species.
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