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110 results for “Droseraceae”
FIGURE 5. Drosera spiralis. A in Re-establishment of Drosera spiralis (Droseraceae), and a new circumscription of D. graminifolia
FIGURE 5. Drosera spiralis. A, growing in a boggy seepage habitat at Itacambira, Minas Gerais. B, habit, at Itacambira, MG. C, growing in cracks of quartzitic sandstone at Botumirim, Minas Gerais. D, flower. E, tentacle-like emergences on the sepals. F, young leaf showing the irregular circinate vernation. G, base of the rosette showing the long stipules and short petioles (all by P.M. Gonella).
FIGURE 2 in Re-establishment of Drosera spiralis (Droseraceae), and a new circumscription of D. graminifolia
FIGURE 2. Drosera graminifolia (based on Gonella & Siniscalchi 412). A, habit. B, stipule. C, petiole, adaxial surface. D, leaf apex, abaxial surface. E, side view of the calyx. F, detail of the scape indumentum. G, seed. Drawn by P. M. Gonella.
FIGURE 4. Drosera villosa. A in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 4. Drosera villosa. A, habitat, in cracks of sandstone along the margin of a river at Parque Estadual da Serra do Ibitipoca, Minas Gerais. B, habitat, along trailside in high-montane campo rupestre at Parque Estadual do Ibitipoca, Minas Gerais. C, habit. D, detail of the center of the rosette, showing the densely eglandular-pilose petioles and emerging flower scape. E, flower. (A–D by P.M. Gonella; E by A. Fleischmann.)
FIGURE 17. Drosera chimaera. A in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 17. Drosera chimaera. A, habitat at the type location near Cristália, Minas Gerais. B, flower. C, rosette seem from above, with juvenile inflorescence. D, detail of the base of the inflorescence, with dense indumentum of eglandular trichomes. (All by P.M. Gonella.)
FIGURE 3. Drosera villosa. A, habit. B in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 3. Drosera villosa. A, habit. B, detail of the indumentum of the base of the scape. C, detail of the indumentum of the apex of the scape. D, stipule. E, leaf, adaxial surface. F, leaf, abaxial surface. G, cross section of the petiole at mid length. H, calyx. J, petal. K, stamen. L, gynoecium. M, seed. (Based on Ferrero et al. 02 – drawn by P.M. Gonella.)
FIGURE 8. Drosera graomogolensis. A, habit. B in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 8. Drosera graomogolensis. A, habit. B, detail of the indumentum of the base of the scape. C, detail of the indumentum of the apex of the scape. D, E, stipule. F, leaf, adaxial surface. G, leaf, abaxial surface. H, cross section of the petiole at the middle. J, calyx. K, petal. L, stamen. M, gynoecium. N, seed. (A–E, H–M based on Gonella et al. 485; F, N based on Gonella et al. 486 – drawn by P.M. Gonella.)
FIGURE 11. Drosera latifolia. A, B, habit. C, D, stipule. E in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 11. Drosera latifolia. A, B, habit. C, D, stipule. E, leaf, adaxial surface. F, leaf, abaxial surface. G, outline of a leaf, showing the distribution of eglandular trichomes on the petiole adaxial surface. H, J, K, leaf outlines (dotted line indicates the limit between lamina and petiole). L, M, cross section of the petiole at mid length. (A, C, E, based on Gonella et al. 452; B, D, K, based on Rivadavia et al. 1083; F, M based on Rivadavia 2515; G, L based on Rivadavia 2137; H based on Rivadavia & Gibson 1379; J based on Rivadavia et al. 2464 – drawn by P.M. Gonella.)
FIGURE 7. Drosera ascendens. A in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 7. Drosera ascendens. A, habitat at Parque Nacional das Sempre-Vivas, Minas Gerais. B, detail of the indumentum of the scape. C, rosette seen from above, note the dense indumentum of white eglandular trichomes on the abaxial leaf surface of the young leaves. D, side view of the rosette, with ascending scape. E, detail of the apex of the inflorescence. F, flower. (A–E by P.M. Gonella; F by Adilson Peres.)
FIGURE 10. A, a in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 10. A, a senescent flower of D. latifolia, with curved styles and stigmata touching the anthers for self-pollination. B, senescent flower of D. graomogolensis, with straight styles and stigmata not touching the anthers. C, a halictid bee (sweat bee) visiting a flower of D. graomogolensis at Grão Mogol, Minas Gerais. (A, B by P.M. Gonella; C by F. Rivadavia.)
FIGURE 14. Drosera riparia. A, habit. B in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 14. Drosera riparia. A, habit. B, detail of the indumentum at the base of the scape. C, detail of the indumentum at the apex of the scape. D, stipule. E, leaf, adaxial surface. F, leaf, abaxial surface. G, cross section of the petiole at mid length. H, calyx. J, petal. K, stamen. L, gynoecium. M, seed. (All based on the holotype – drawn by P.M. Gonella.)
FIGURE 6. Drosera ascendens. A, habit. B in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 6. Drosera ascendens. A, habit. B, detail of the indumentum at the base of the scape. C, detail of the indumentum at the apex of the scape. D, stipule. E, leaf, adaxial surface. F, leaf, abaxial surface. G, cross section of a young petiole at mid length. H, cross section of the petiole of a fully developed leaf at mid length. J, calyx. K, petal. L, stamen. M, gynoecium. N, seed. (All based on Gonella et al. 460 – drawn by P.M. Gonella.)
FIGURE 2 in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 2. Distribution of Drosera ascendens (triangles), D. chimaera (inverted triangles), D. graomogolensis (circles), and D. riparia (squares) in eastern Brazil.
FIGURE 13. Drosera latifolia. A in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 13. Drosera latifolia. A, side view of a flowering rosette of the Serra do Mar morphotype, notice the erect and glabrous base of the flower scape (Paranapiacaba, São Paulo). B, habit of the type morphotype (at Pico da Caledônia, Nova Friburgo, Rio de Janeiro). C, Espinhaço morphotype habitat, in cracks of sandstone (at Parque Nacional das Sempre-Vivas, Minas Gerais). D, rosette of Serra do Mar morphotype seen from above (Paranapiacaba, São Paulo). E, flower of Serra do Mar morphotype (cultivated specimen from São Bernardo do Campo, São Paulo). F, flower of Espinhaço morphotype (cultivated specimen from Diamantina, Minas Gerais). (A, C, D, F by P.M. Gonella; B by F.Rivadavia; E by A. Fleischmann.)
FIGURE 9. Drosera graomogolensis. A in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 9. Drosera graomogolensis. A, habitat, on islands of vegetation in quartzite along the margin of a river at Botumirim, Minas Gerais. B, habitat, waterlogged area in lowland caatinga at Grão Mogol, Minas Gerais. C, side view of a specimen with developed stem. D, rosette seen from above, note the dense indumentum of white eglandular trichomes on the abaxial surface of the young leaves. E, F, flower. (All by P.M. Gonella.)
FIGURE 1 in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 1. Distribution map of Drosera villosa (triangles) and D. latifolia (circles) in southern and southeastern Brazil.
FIGURE 5. Hybrids. A, C in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 5. Hybrids. A, C, Drosera villosa × D. tomentosa var. glabrata at the Serra do Ibitipoca, Minas Gerais. B, Drosera latifolia × D. tomentosa var. tomentosa (bottom two rosettes) and D. latifolia (top rosette) at Couto de Magalhães de Minas, Minas Gerais. D, E, Drosera latifolia × D. tomentosa var. glabrata at Diamantina, Minas Gerais. (A, C, by Adilson Peres; B by F. Rivadavia; D, E, by P.M. Gonella.)
FIGURE 16. Drosera chimaera. A, habit. B–C in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 16. Drosera chimaera. A, habit. B–C, detail of the indumentum of the base (B) and apex (C) of the scape. D, stipule. E, leaf, adaxial surface. F, leaf, abaxial surface. G, calyx. H, petal. J, stamen. K, gynoecium. L, seed. (All based on the holotype – drawn by P.M. Gonella.)
FIGURE 12. Drosera latifolia. A–D in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 12. Drosera latifolia. A–D, detail of the base (A, C) and apex (B, D) of the scape. E, F, calyx. G, H, petal. J, stamen. K, L, gynoecium. M, seed. (A, B, F, G, J, K, M based on Gonella et al. 452; C, D based on Rivadavia 2515; E based on Souza 7207; H based on cultivated material from São Bernardo do Campo, São Paulo; L based on cultivated material from Aiuruoca, Minas Gerais.)
FIGURE 15. Drosera riparia. A, B in Exhuming Saint-Hilaire: revision of the Drosera villosa complex (Droseraceae) supports 200 year-old neglected species concepts
FIGURE 15. Drosera riparia. A, B, habitat at Mucugê, Bahia. C, flower. D, E, habit, note the long petiole compared to the lamina. (A, B, D by J. Santos; C by A. Fleischmann; E by P.M. Gonella.)
FIGURE 9. Drosera tentaculata. A in Elucidating the controversial Drosera montana complex (Droseraceae): a taxonomic revision
FIGURE 9. Drosera tentaculata. A, habitat, in sandy soil with white quartz gravel at the Serra do Cipó, Minas Gerais. B, habitat, in cracks of sandstone, at Diamantina, Minas Gerais. C, rosette seen from above. D, detail of juvenile leaf, with seven differentiated apical tentacles. E, detail of the center of the rosette, showing the leaf buds. F, detail of flowers in post-anthesis, showing the calyx. G, flower. All by P.M. Gonella.
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