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223 results for “Asclepiadoideae”
Figure 3 from: Rodda M (2015) Two new species of Hoya R.Br. (Apocynaceae, Asclepiadoideae) from Borneo. PhytoKeys 53: 83-93. https://doi.org/10.3897/phytokeys.53.5079
Figure 3 - Hoya bakoensis photographed in the field from the type plant Rodda M MR1042b (SING) prior to pressing. A inflorescence, frontal view B Inflorescence, side view C A single flower, front view D Revolute margins of the corolla lobes, calyx and pedicel E, F Corolla, side view G Flower, longitudinal section H Pedicel, calyx and ovary I Pollinarium with twin pollinia. (Photographs by M. Rodda)
Figure 5 from: Rodda M (2015) Two new species of Hoya R.Br. (Apocynaceae, Asclepiadoideae) from Borneo. PhytoKeys 53: 83-93. https://doi.org/10.3897/phytokeys.53.5079
Figure 5 - Hoya bakoensis leaves photographed in the field from Rodda M MR1042b (A, B, E, F) and Rodda M MR1042a (C, D) (SING) prior to pressing. A, C, E Adaxial side B, D, F Abaxial side.
Figure 2 from: Rodda M (2015) Two new species of Hoya R.Br. (Apocynaceae, Asclepiadoideae) from Borneo. PhytoKeys 53: 83-93. https://doi.org/10.3897/phytokeys.53.5079
Figure 2 - Hoya ruthiae photographed from Rodda M. MR606 (SING) prior to pressing A Inflorescence D, E, F, G Two leaves (D, F adaxial surface E, G abaxial surface). Hoya uncinata photographed from Rodda M MR607 (SING) prior to pressing B Flower, lateral view C Flower, top view. (Photographs by M. Rodda)
Figure 1 from: Rodda M (2015) Two new species of Hoya R.Br. (Apocynaceae, Asclepiadoideae) from Borneo. PhytoKeys 53: 83-93. https://doi.org/10.3897/phytokeys.53.5079
Figure 1 - Hoya ruthiae photographed from Rodda M. MR606 (SING) prior to pressing A Flower, lateral view with two corolla lobes removed B Corolla, underneath C Corolla and corona, top view D Corona, underneath E Pedicel, calyx and ovaries F Pollinarium with twin pollinia. (Photographs by M. Rodda)
Figure 4 from: Rodda M (2015) Two new species of Hoya R.Br. (Apocynaceae, Asclepiadoideae) from Borneo. PhytoKeys 53: 83-93. https://doi.org/10.3897/phytokeys.53.5079
Figure 4 - Hoya bakoensis in situ in Bako National Park (Sarawak, Malaysia) A Habitat, kerangas heath forest B Mature plant rooted inside the trunk of the host plant where an ant nest is located C Seedlings germinating from the opening of an ant nest in a hollow trunk.
Figure 1 from: Tran TB, Hai DV, Ha BT, Rodda M (2016) Jasminanthes xuanlienensis (Apocynaceae, Asclepiadoideae), a new species from Vietnam. PhytoKeys 69: 17-22. https://doi.org/10.3897/phytokeys.69.9272
Figure 1 - Jasminanthes xuanlienensis T.B.Tran & Rodda. A Flowering branch in the habitat of the type locality (22 April 2013) B Inflorescence C Flower, top view D Pollinarium E Gynostegium and staminal corona. aa: anther appendage; ca: caudicle; cl: corona lobe; co: corpusculum; gr: guide rail; p: pollinium; sh: style head. (Photographs by T.B. Tran, photo edit by M. Rodda)
Figure 1 from: Rodda M, Simonsson Juhonewe N (2016) Hoya isabelchanae Rodda & Simonsson, a new, showy species of Hoya R.Br. (Apocynaceae, Asclepiadoideae) with pomegranate red flowers from Sulawesi, Indonesia. PhytoKeys 68: 45-50. https://doi.org/10.3897/phytokeys.68.8803
Figure 1 - Hoya isabelchanae photographed in cultivation in Thailand (reference specimen M. Rodda MR573, SING). A Branch and inflorescence, side view B Inflorescence, from underneath C A single flower, front view D A single flower, lateral view E Corolla from underneath with calyx removed F Calyx G Anther H Pollinarium. (Photographs by M. Rodda).
Figure 2 from: Rodda M, Simonsson Juhonewe N (2016) Hoya isabelchanae Rodda & Simonsson, a new, showy species of Hoya R.Br. (Apocynaceae, Asclepiadoideae) with pomegranate red flowers from Sulawesi, Indonesia. PhytoKeys 68: 45-50. https://doi.org/10.3897/phytokeys.68.8803
Figure 2 - Leaves of Hoya isabelchanae photographed in cultivation in Singapore (reference specimen M. Rodda MR573, SING). A Larger leaf, from above B Larger leaf, from underneath C Smaller leaf, from above D Smaller leaf, from underneath (Photographs by M. Rodda).
FIGURE 3 in Polystemma stevensii (Apocynaceae, Asclepiadoideae), a new species from Michoacán, Mexico
FIGURE 3. Maps showing the occurrence of Polystemma stevensii.
Data from: Genetic diversity and divergence in populations of the threatened grassland perennial Vincetoxicum atratum (Apocynaceae-Asclepiadoideae) in Japan
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Figure 1 from: Gudžinskas Z, Petrulaitis L, Žalneravičius E (2019) Asclepias speciosa (Apocynaceae, Asclepiadoideae): a rare or unrecognized alien species in Europe? PhytoKeys 121: 29-41. https://doi.org/10.3897/phytokeys.121.33573
Figure 1 Asclepiasspeciosa in a field of winter wheat (a) and at the edge of a woodland (b).
Figure 3 from: Gudžinskas Z, Petrulaitis L, Žalneravičius E (2019) Asclepias speciosa (Apocynaceae, Asclepiadoideae): a rare or unrecognized alien species in Europe? PhytoKeys 121: 29-41. https://doi.org/10.3897/phytokeys.121.33573
Figure 3 Middle cauline leaves of Asclepiasspeciosa (a) and Asclepiassyriaca (b).
Figure 7 from: Shah SA, Sultan A, Wen J, Ullah Z, Nisa SU, Ren Z, Alam MM, Iqbal J, Mumtaz AS (2021) Taxonomy of Vincetoxicum s.str. (Asclepiadoideae, Apocynaceae) from southern Asia including three new species and resurrected names. PhytoKeys 179: 35-73. https://doi.org/10.3897/phytokeys.179.62514
Figure 7 Geographic distribution of Vincetoxicum cabulicum, V. glaucum and V. subcanescens.
Figure 12 from: Shah SA, Sultan A, Wen J, Ullah Z, Nisa SU, Ren Z, Alam MM, Iqbal J, Mumtaz AS (2021) Taxonomy of Vincetoxicum s.str. (Asclepiadoideae, Apocynaceae) from southern Asia including three new species and resurrected names. PhytoKeys 179: 35-73. https://doi.org/10.3897/phytokeys.179.62514
Figure 12 Geographic distribution of Vincetoxicum kenouriense.
Figure 4 from: Krings A, Morillo Pacheco G (2014) A new species and a new combination in Phaeostemma (Apocynaceae, Asclepiadoideae, Gonolobinae). PhytoKeys 33: 41-50. https://doi.org/10.3897/phytokeys.33.6453
Figure 4 - Holotype of Phaeostemma surinamensis (Lindeman et al. 654, U).
Figure 2 from: Krings A, Morillo Pacheco G (2014) A new species and a new combination in Phaeostemma (Apocynaceae, Asclepiadoideae, Gonolobinae). PhytoKeys 33: 41-50. https://doi.org/10.3897/phytokeys.33.6453
Figure 2 - Flower of Lachnostoma ecuadorensis Morillo (Homeier et al. 1174, QCNE).
Figure 1 from: Krings A, Morillo Pacheco G (2014) A new species and a new combination in Phaeostemma (Apocynaceae, Asclepiadoideae, Gonolobinae). PhytoKeys 33: 41-50. https://doi.org/10.3897/phytokeys.33.6453
Figure 1 - Flower of Phaeostemma fucata (from Steyermark 59963, MO).
FIGURE 2 in Ceropegia strophanthiflora (Apocynaceae-Asclepiadoideae)-a magnificent and rare new species from South Africa at the brink of extinction
FIGURE 2. Floral details of Ceropegia strophanthiflora. A, Full view of flowers illustrating the long and spirally reflexed corolla lobes. B, Floral bud in the process of opening. C,D, Flower with visiting fly (Chrysomyia sp., Calliphoridae). E, Close-up view of gynostegium and purple vibratile trichomes fringing the corolla lobe bases. F, Floral bract indicated by white arrow-head. Scale bars: 5 mm (A–C,E), 2 mm (D,F). Photographs: David Styles.
Fig. 2 in A RAPD study of the Sarcostemma group of Cynanchum (Apocynaceae-Asclepiadoideae-Asclepiadeae)
Fig. 2 CAP Plot analysing geographical clustering of accessions (Dataset 2; 125 taxa, 487 characters, resemblance: Jaccard, PERMA- NOVA_ Pseudo-F df08,11603.27, p <0.001)
FIGURE 4. Morphologically similar species. A–D. Polystemma cordatum. A in A new species of Polystemma (Apocynaceae, Asclepiadoideae, Asclepiadeae, Gonolobineae) from the state of Oaxaca, Mexico
FIGURE 4. Morphologically similar species. A–D. Polystemma cordatum. A. Branch with flowers of the type. B–C. Different views of the flowers of the type. D. Detail of the gynostegium. E–H. Polystemma leopardum. E. Branch with flowers of the type. F. Detail of the gynostegium. G. Section of the flower. H. Detail of the gynostegium. Photograph credits: A–C Holotype specimen, Purpus 3836 (UC124986!), D. Illustration by Elvia Esparza, Flora de TehuacánCuicatlán (Juárez-Jaimes & Lozada 2003), E–G. Specimen type H. Illustration by Ericka Belén Cortez Castro, based on the holotype.
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OpenNeuro
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