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32 results for “Pontederia”
FIGURE 2. A–F. Pontederia sagittata. A. Habit. B. Inflorescence. Pontederia gigantea. C. Habit. D. Inflorescence. E. Inflorescence detail. F in Two new species of Pontederia L. (Pontederiaceae Kunth) to South America
FIGURE 2. A–F. Pontederia sagittata. A. Habit. B. Inflorescence. Pontederia gigantea. C. Habit. D. Inflorescence. E. Inflorescence detail. F. Dispersion unit. (Photos D.J.L. Sousa).
FIGURE 1. A–G in Two new species of Pontederia L. (Pontederiaceae Kunth) to South America
FIGURE 1. A–G. Pontederia gigantea: A. Habit. B. Inflorescence detail. C. Detail of a trichome from the inflorescence rachis and the perianth. D. Flower. E. Detail of a flower sectioned in the middle. F. Detail of a trichome from the stamen filament. G. Fruit. (A–G from D.J.L. Sousa 650).
FIGURE 3 in Two new species of Pontederia L. (Pontederiaceae Kunth) to South America
FIGURE 3. Geographic distribution of Pontederia gigantea (circles) and Pontederia reflexa (stars); BOL—Bolivia, PRY—Paraguay.
Figure 9 from: Pellegrini MOO, Horn CN, Almeida RF (2018) Total evidence phylogeny of Pontederiaceae (Commelinales) sheds light on the necessity of its recircumscription and synopsis of Pontederia L. PhytoKeys 108: 25-83. https://doi.org/10.3897/phytokeys.108.27652
Figure 9 PontederiaL.subg.Pontederia. A–C habit: A dense population of P.parviflora Alexander B population of P.ovalis Mart. ex Schult. & Schult.f. C habit of P.rotundifolia L.f. D–E petiolate leaves: D blade of P.rotundifoliaE blade of P.parvifloraF–H inflorescences: F inflorescence of P.cordata L., showing flowers with two yellow nectar guides in the posterior perianth lobes G inflorescence of P.parviflora, showing flowers with a sole yellow nectar guide in the posterior perianth lobes H inflorescence of P.rotudifolia, showing a lilac-flowered form I oblique view of a flower of P.ovalisJ–K fruits: J detail of the apex of the infructescence of P.ovalis, showing the anthocarp with sinuate ridges K detail of an achene of P.cordata, showing the toothed ridges. A by C. Willig & L. Nusbaumer B, I, J by M.O.O. Pellegrini C by L.O.A. Teixeira, D, H by R. Aguilar E by M.R. Engels F by Ashitaka-f Studio G by M.V. Lameiras and K by A. Haines.
Figure 6 from: Pellegrini MOO, Horn CN, Almeida RF (2018) Total evidence phylogeny of Pontederiaceae (Commelinales) sheds light on the necessity of its recircumscription and synopsis of Pontederia L. PhytoKeys 108: 25-83. https://doi.org/10.3897/phytokeys.108.27652
Figure 6 Pontederiasubg.Monochoria (C.Presl) M.Pell. & C.N.Horn. A–B habit: A paludal habit of P.australasica (Ridl.) M.Pell. & C.N.Horn B paludal habit of P.cyanea (F.Muell.) M.Pell. & C.N.Horn C ligule of P.vaginalis Burm.f., showing the truncate apex D–E petiolate leaf-blades: D blade of P.cyanea, showing the lack of a posterior division E blade of P.vaginalis, showing the presence of a posterior division F–G inflorescences: F inflorescence of P.australasica, showing the developed main axis G inflorescence of P.plantaginea Roxb., showing the contracted main axis H front view of a flower of P.korsakowii (Regel & Maack) M.Pell. & C.N.Horn I–J inflorescences at post-anthesis: I erect inflorescence of P.hastata L. bearing flowers at post-anthesis J infructescence of P.hastata, showing the deflexed posture and the elongated pedicels K sections of immature capsules of P.vaginalis, showing developing seeds. A, F by M. Barritt B by R. Cumming C, E, K by P.B. Pelser & J.F. Barcelona D by A. & S. Pearson G by D. Valke H by Ashitaka-f Studio and I & J by Cerlin Ng.
Figure 3 from: Pellegrini MOO, Horn CN, Almeida RF (2018) Total evidence phylogeny of Pontederiaceae (Commelinales) sheds light on the necessity of its recircumscription and synopsis of Pontederia L. PhytoKeys 108: 25-83. https://doi.org/10.3897/phytokeys.108.27652
Figure 3 Majority-rule tree recovered for the parsimony and Bayesian analysis of the combined morphological + plastid dataset. Yellow: Philydraceae. Orange: Haemodoraceae. Blue: Heterantheras.l. Pink: Pontederias.l.
Figure 2 from: Pellegrini MOO, Horn CN, Almeida RF (2018) Total evidence phylogeny of Pontederiaceae (Commelinales) sheds light on the necessity of its recircumscription and synopsis of Pontederia L. PhytoKeys 108: 25-83. https://doi.org/10.3897/phytokeys.108.27652
Figure 2 Majority-rule tree recovered for the morphological and plastid datasets. Morphology: bootstrap support values are depicted over the branches, while Bremer Index support values are depicted under the branches. Plastid: posterior probability values are depicted over the branches. Yellow: Philydraceae. Orange: Haemodoraceae. Blue: Heterantheras.l. Pink: Pontederias.l.
Figure 1 from: Pellegrini MOO, Horn CN, Almeida RF (2018) Total evidence phylogeny of Pontederiaceae (Commelinales) sheds light on the necessity of its recircumscription and synopsis of Pontederia L. PhytoKeys 108: 25-83. https://doi.org/10.3897/phytokeys.108.27652
Figure 1 Strict consensus tree (length=209 steps; CI=0.5913; RI=0.8618) recovered by the morphological dataset, showing the character state optimisations at each node of the cladogram, represented by circles. In each circle, the numbers above and below represent the character and character state numbers, respectively (as presented in Suppl. material 1).
Figure 8 from: Pellegrini MOO, Horn CN, Almeida RF (2018) Total evidence phylogeny of Pontederiaceae (Commelinales) sheds light on the necessity of its recircumscription and synopsis of Pontederia L. PhytoKeys 108: 25-83. https://doi.org/10.3897/phytokeys.108.27652
Figure 8 Pontederiasubg.Eichhornia (Kunth) M.Pell. & C.N.Horn. A–B habit: A habit of P.heterosperma (Alexander) M.Pell. & C.N.Horn, showing the emerged petiolate leaves B habit of P.diversifolia (Vahl) M.Pell. & C.N.Horn, showing the floating petiolate leaves C–F inflorescence: C 2–3-flowered inflorescences of P.diversifolia, showing the flowers with a yellow nectar guide in the posterior perianth lobes D 1-flowered inflorescence of P.natans P.Beauv., showing the lack of a nectar guide E inflorescence of P.heterosperma, showing the lack of nectar guides in the posterior perianth lobes F morphological variation of inflorescences and perianth colour of P.azurea Sw G front view of a flower of P.azurea H front view of a flower of P.natans. A, B by O. Gaubert C by A.S. Castro D by P. Birnbaum E by H. Medeiros F by L.O.A. Teixeira G by M.O.O. Pellegrini and I by T.C. Buruwate.
Figure 5 from: Pellegrini MOO, Horn CN, Almeida RF (2018) Total evidence phylogeny of Pontederiaceae (Commelinales) sheds light on the necessity of its recircumscription and synopsis of Pontederia L. PhytoKeys 108: 25-83. https://doi.org/10.3897/phytokeys.108.27652
Figure 5 Pontederiasubg.Cabanisia (Klotzsch ex Schltdl.) M.Pell. & C.N.Horn. A habit B–C inflorescence: B young inflorescence, showing the inflated leaf-sheath and flat basal bract with caudate apex C mature inflorescence showing the pedunculate cincinni with elongate internodes D detail of a cincinni, showing (from left to right) an immature floral bud, a pre-anthesis floral bud and a post-anthesis flower E front view of a flower F detail of an immature capsule, showing the ridged anthocarp. All photos of P.paniculata Spreng.; A by C. Willig & L. Nusbaumer, remaining photos by M.O.O. Pellegrini.
Figure 4 from: Pellegrini MOO, Horn CN, Almeida RF (2018) Total evidence phylogeny of Pontederiaceae (Commelinales) sheds light on the necessity of its recircumscription and synopsis of Pontederia L. PhytoKeys 108: 25-83. https://doi.org/10.3897/phytokeys.108.27652
Figure 4 Heteranthera Ruiz & Pav. A–D habit: A emerged and flowering population of H.gardneri (Hook.f.) M.Pell. during the dry season B floating specimen of H.reniformis Ruiz & Pav. C emergent habit with floating and emerged leaves of H.rotundifolia (Kunth) Griseb. D habit of H.dubia (Jacq.) MacMill., showing the persistent sessile leaves E petiolate leaf of H.pumila M.Pell. & C.N.Horn, showing the lack of a pulvinus F Ligule and inflorescence of H.pumilaG–J flowers: G pseudanthium of H.gardneriHH.reniformisIH.rotundifoliaJH.zosterifolia Mart. A by A.P. Fontana B, H by C.N. Horn C, I by A. Popovkin D by S.R. Turner E, F by M.O.O. Pellegrini G by C.P. Bove and J by S.S. Oliveira.
Figure 7 from: Pellegrini MOO, Horn CN, Almeida RF (2018) Total evidence phylogeny of Pontederiaceae (Commelinales) sheds light on the necessity of its recircumscription and synopsis of Pontederia L. PhytoKeys 108: 25-83. https://doi.org/10.3897/phytokeys.108.27652
Figure 7 Pontederiasubg.Oshunae M.Pell. & C.N.Horn. A–B habit: A dense population of the pink-flowered form B detail of a population, showing the free-floating rosettes, stolons and inflated petioles C–D petiolate leaves: C blade D detail of a young leaf showing its blade enclosing the inflated petiole of the presiding leaf E–G inflorescence: E young inflorescence of a lilac-flowered form F inflorescence of a lilac-flowered form at anthesis G inflorescence of a pink-flowered form at anthesis H–J flowers: H oblique view of a lilac flower I detail of the nectar guide J detail of the androecium and gynoecium showing the glandular hairs. All photos of P.crassipes Mart.; A by C. Willig & L. Nusbaumer B by O. Gaubert C by K. Pritchard & S.A. Harris, D–F, H–I by R. Aguilar and G by M.O.O. Pellegrini.
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