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57 results for “Dyckia”
Figura 3 in Criopreservação de sementes de espécies brasileiras do gênero Dyckia (Bromeliaceae)
Figura 3. Teor de lipídios (%) em sementes de Dyckia dusenii, D. kranziana e D. walteriana. Letras iguais entre colunas não diferem pelo teste de Tukey a 5 % de significância.
Figura 2. A in Criopreservação de sementes de espécies brasileiras do gênero Dyckia (Bromeliaceae)
Figura 2. A. Plântulas de Dyckia walteriana após 15 dias de cultivo em câmara de germinação; B. Comparação das plântulas no tratamento controle (C) e sem crioprotetor (SC). Barra = 1cm.
Figura 1 in Criopreservação de sementes de espécies brasileiras do gênero Dyckia (Bromeliaceae)
Figura 1. Plântulas após 15 dias de cultivo em câmara de germinação. A. Dyckia dusenii; B. D. kranziana. Barra = 1cm. Tabela 2. Porcentagem de germinação (GERM), plântulas anormais (PA), índice de velocidade de germinação (IVG), comprimento (CP) e massa seca de plântulas (MSP) de D. walteriana submetidas ao processo de criopreservação (-196 °C).
Figura 4 in Criopreservação de sementes de espécies brasileiras do gênero Dyckia (Bromeliaceae)
Figura 4. Desenvolvimento de plantas após 150 dias submetidos (+NL) ou não (-NL) a criopreservação em nitrogênio líquido. A. Dyckia dusenii; B. D. kranziana; C. D. walteriana. Barra = 1cm.
FIGURE 3. A–I in Dyckia pseudodelicata, a new species of the D. selloa complex (Bromeliaceae, Pitcairnioideae) from Rio Grande do Sul, Brazil
FIGURE 3. A–I. Dyckia pseudodelicata (Büneker 913 et al.), J–O. Dyckia delicata (Büneker 395 et al.). A–F and J–M. Petal margin. A. Trichomes of the proximal margin. B. Trichomes of median margin. C. Trichomes of the distal margin. D. Dendritic trichome on DIC. E. Flabelliform trichome on DIC. F. Uniseriate-capitate trichome (left) and flabelliform trichome (right) on DIC. J. Emergences of the distal margin. K. Unicellular trichomes of the apical region. L. Emergences on DIC. M. Unicellular filiform trichomes on DIC. G and N. Transverse section of the median region of ovary. H and O. Detail of transverse section of median region of ovary, where two rows of ovules can be seen in H and four in O. I and P. Seed. E, G, H, L, M, N and O. Stained with Safranin. D and F. Stained with Toluidine Blue.
FIGURE 2. A–J in Dyckia pseudodelicata, a new species of the D. selloa complex (Bromeliaceae, Pitcairnioideae) from Rio Grande do Sul, Brazil
FIGURE 2. A–J. Dyckia pseudodelicata (Büneker 913 et al.), K–T. Dyckia delicata (Büneker 395 et al.). A and K. Median region of leaf adaxial face. B and L. Median region of leaf abaxial face. C and M. Detail of adaxial face leaf margin with spines. D and N. Detail of abaxial face leaf margin with spines. E and O. Details of trichomes on the surface of the leaf adaxial surface. F and P. Main axis of the inflorescence. G and Q. Detail of flower in anthesis. H and R. Detail of buds. I and S. Anther. J and T. Stigma.
FIGURE 1. A–D in Dyckia pseudodelicata, a new species of the D. selloa complex (Bromeliaceae, Pitcairnioideae) from Rio Grande do Sul, Brazil
FIGURE 1. A–D. Dyckia pseudodelicata (A H.M. Büneker 635 et al.; B–D Büneker 913 et al.) in habitat. A. Vegetative habit. B. Leaves detail. C. Fertile habit. D. Detail of apical portion of the inflorescence.
FIGURE 4. A–L in The restablishment of Dyckia oligantha and D. nana (Bromeliaceae, Pitcairnioideae), belonging to the D. macedoi complex
FIGURE 4. A–L. Details of species from the Dyckia macedoi complex. A–D. D. macedoi. A. Detail of the leaf margin, showing the size of spines and the distances between them. B. Floral bract. C. Flower. D. Detail of the flower in longitudinal section. E–H. D. nana. E. Detail of the leaf margin, showing the size of spines and the distances between them. F. Floral bract. G. Flower. H. Detail of the flower in longitudinal section. I–L. D. oligantha. I. Detail of the leaf margin, showing the size of spines and the distances between them. J. Floral bract. K. Flower. L. Detail of the flower in longitudinal section. (Illustrations: Reinaldo Monteiro)
FIGURE 1 in The restablishment of Dyckia oligantha and D. nana (Bromeliaceae, Pitcairnioideae), belonging to the D. macedoi complex
FIGURE 1. Population graphic dispersion of species from the Dyckia macedoi complex (Table 1) derived from discriminant analysis on 29 morphometric characters.
FIGURE 7. A–E. Dyckia oligantha. A. Plant habit. B in The restablishment of Dyckia oligantha and D. nana (Bromeliaceae, Pitcairnioideae), belonging to the D. macedoi complex
FIGURE 7. A–E. Dyckia oligantha. A. Plant habit. B. Individual at flowering stage showing slightly secund flowers with conspicuous pedicels. C. Individuals at flowering and fruiting stages. D. Slightly secund flowers with conspicuous pedicels. E. Rosettes with second leaves, in the species natural environment. (Photo: Elidio Guarçoni)
FIGURE 2 in The restablishment of Dyckia oligantha and D. nana (Bromeliaceae, Pitcairnioideae), belonging to the D. macedoi complex
FIGURE 2. Population scatter plot of species from the Dyckia macedoi complex (Table 1) derived from discriminant analysis performed with herbarium specimens.
FIGURE 6. A–J. Dyckia oligantha L.B in The restablishment of Dyckia oligantha and D. nana (Bromeliaceae, Pitcairnioideae), belonging to the D. macedoi complex
FIGURE 6. A–J. Dyckia oligantha L.B.Sm. (Guarçoni 1747). A. Habit. B. Detail of a spine. C. Leaf. D. Lower peduncle bract. E. Upper peduncle bract. F. Floral bract. G. Flower. H. Sepal. I. Petal and stamen, with detail of their fusion. J. Detail of the style and stigma. (Illustrations: Reinaldo Monteiro)
FIGURE 5. A–C. Dyckia macedoi. A in The restablishment of Dyckia oligantha and D. nana (Bromeliaceae, Pitcairnioideae), belonging to the D. macedoi complex
FIGURE 5. A–C. Dyckia macedoi. A. Population Km 5 (P1). B. Population from Serra do Estreito (P2). C. Population from Serrinha (P3). D–E. D. nana. D. Flowering. E. Rosette shape and the substrate over which it occurs. (Photo: Elidio Guarçoni)
FIGURE 3 in First record of the rare Dyckia racemosa Baker (Bromeliaceae) in Maranhão state (northeastern Brazil), with an update on the species description, geographic distribution, and conservation status
FIGURE 3. Unicates herbarium specimen of Dyckia racemosa. A. Tocantins, Gardner 4015. B. Goiás, Irwin et al. 14528. C. Bahia, Forzza 7451. D. Maranhão, Guarçoni 2352 & A.W.C. Ferreira. (Fotos: Elidio A. E. Guarçoni)
FIGURE 2. Dyckia racemosa A in First record of the rare Dyckia racemosa Baker (Bromeliaceae) in Maranhão state (northeastern Brazil), with an update on the species description, geographic distribution, and conservation status
FIGURE 2. Dyckia racemosa A. plant rosettes growing isolated on rocky soil; B. Inflorescence of D. racemosa; C. Detail of a flower, showing the indumentum on sepals and petals. (Photos: Elidio Guarçoni)
FIGURE 4 in First record of the rare Dyckia racemosa Baker (Bromeliaceae) in Maranhão state (northeastern Brazil), with an update on the species description, geographic distribution, and conservation status
FIGURE 4. Map showing the distribution and extent of occurrence of Dyckia racemosa across Serra Geral, in the Brazilian states of Goiás, Bahia, Tocantins, and Maranhão.
FIGURE 1. Dyckia racemosa Baker E.A.E in First record of the rare Dyckia racemosa Baker (Bromeliaceae) in Maranhão state (northeastern Brazil), with an update on the species description, geographic distribution, and conservation status
FIGURE 1. Dyckia racemosa Baker E.A.E. Guarçoni 2352 & A.C. Ferreira. A. Rosette; B. Inflorescence, showing upper peduncle bracts shorter than the internodes and suberect to divergent flowers; C. Detail of the leaf, showing retrorse spines; D. Detail of the inflorescence, showing floral bracts shorter than the pedicels and suberect to divergent flowers; E. Longitudinal section of the flower; F. Sepal with detail of the indumentum; G. Petal with detail of the indumentum; H. Petal and stamens; I. Detail of anther. (Illustration: Reinaldo Monteiro)
FIGURE 1. A–F in Dyckia pampeana, a new species of Bromeliaceae (Pitcairnioideae) from Pampa grasslands of Brazil and Uruguay
FIGURE 1. A–F. Dyckia pampeana Büneker. A. Vegetative appearance and part of the peduncle (Büneker 276 et al.). B. Branched fertile part of the inflorescence (Büneker 276 et al.). C. Simple fertile part of the inflorescence (Büneker 271 et al.). C1. Basal portion. C2. Apical portion. D. Abaxial view of flower with floral bract (Büneker 271 et al.). E. Side view of flower (Büneker 271 et al.). F. Section of a flower (Büneker 150 et al.).
FIGURE 2. A–G in Dyckia pampeana, a new species of Bromeliaceae (Pitcairnioideae) from Pampa grasslands of Brazil and Uruguay
FIGURE 2. A–G. Dyckia pampeana Büneker. A. Habitat. B. Clumps formed by vegetative propagation through stolons (Büneker 478 et al.). C. Rosette of an individual (Büneker 478 et al.). D. Specimens in habitat (Büneker 276 et al.). E. Inflorescence detail with 3 open flowers (Büneker 271 et al.). F. Inflorescence branches detail (Büneker 150 et al.). G. Inflorescence fertile portion (Büneker 276 et al.).
FIGURE 4 in Dyckia pampeana, a new species of Bromeliaceae (Pitcairnioideae) from Pampa grasslands of Brazil and Uruguay
FIGURE 4. Comparison of inflorescences of three similar species. A. Dyckia remotiflora Otto & Dietrich (Büneker 371 et al.). B. Dyckia pampeana Büneker (Büneker 271 et al.). C. Dyckia leptostachya Baker (Burle Marx s.n.).
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