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50 results for “Velloziaceae”
FIGURE 4. Vellozia filifolia. A, B in New names, species and synonyms in a changing Velloziaceae world
FIGURE 4. Vellozia filifolia. A, B. Habit in dry season, with desiccated leaves. C. Branchs at the top of the stem. D. Flower, lateral view. E. Flower, frontal view. A–C, photographs by Maximilian Weigend. D, E, photographs by Luiz Cláudio Marigo.
FIGURE 1. Type material. A in New names, species and synonyms in a changing Velloziaceae world
FIGURE 1. Type material. A. Holotype of Vellozia epidendroides (Martius s.n. [M0213204]). B. Holotype of Vellozia gracilis (Sellow 1351 [B100243299]). C. Holotype of Vellozia leptopetala (Riedel s.n. [L0041320]). D. Probable isotype of Vellozia leptopetala (Riedel 1056 [LE00006406]).
FIGURE 3. Type material. A in New names, species and synonyms in a changing Velloziaceae world
FIGURE 3. Type material. A. Holotype of Vellozia sellowii (Sellow 1316 [B100243285]). B. Holotype of Vellozia virgata (Glaziou 17832a [L 0041330]). C. Paratypus of Vellozia virgata and holotype of Vellozia linearis (Glaziou 17292). D. Holotype of Vellozia asperula var. filifolia (Hoehne 5025 [NY 00247998]).
FIGURE 2. Type material. A in New names, species and synonyms in a changing Velloziaceae world
FIGURE 2. Type material. A. Holotype of Vellozia epidendroides var. major and of Vellozia ornithophila (Maguire 49098 [US00092371]). B. Holotype of Vellozia epidendroides var. divaricata (Maguire 49064 [NY00248014]). C. Illustration of Vellozia epidendroides var. major, by Alice Tangerini (Fig. 28 of Smith & Ayensu 1976: 89).
FIGURE 3 in A new species of the genus Vellozia (Velloziaceae) from Minas Gerais, Brazil, with comments on endemism, distribution and conservation
FIGURE 3. Emergences on hypanthia and capsules. A–B. Stalked-capitate in V. fontellana, R. Sadala-Castilho 1 (R). C–D. Subulate in Vellozia crinita with raindrops; C. R.J.V. Alves 12526; D. Silveira 1275 (R); (Photos A–B, by R. Sadala–Castilho, C–D by R.J.V. Alves). Scale bars: ca. 5 mm.
FIGURE 5 in A new species of the genus Vellozia (Velloziaceae) from Minas Gerais, Brazil, with comments on endemism, distribution and conservation
FIGURE 5. Climate diagrams of stations closest to the type populations of Vellozia fontellana (Santa Rita do Ibitipoca) and V. crinita (São João Del Rei) showing station altitudes (m), mean annual rainfall (mm) and monthly mean precipitation and temperature curves. Flowering months are indicated by symbols.
FIGURE 2 in A new species of the genus Vellozia (Velloziaceae) from Minas Gerais, Brazil, with comments on endemism, distribution and conservation
FIGURE 2. Comparison of habits, outer tepals, inner tepals stamens and styles with stigmas. A–E. Vellozia crinita (R.J.V. Alves 12526); F–J. V. fontellana (R. Sadala-Castilho 1); A, F. Schematic habits (scale bars=10 cm); Remaining scale bars=10 mm. B, G. Sepals; C, H. Petals; D, I. Stamens; E, J. Styles with stigmas. (Illustrated by Ruy J. V. Alves)
FIGURE 1 in A new species of the genus Vellozia (Velloziaceae) from Minas Gerais, Brazil, with comments on endemism, distribution and conservation
FIGURE 1. Map of visited localities in Minas Gerais (in grey), Brazil. Stars: Populations of Vellozia crinita; Circle: Population of V. fontellana. Squares: visited quartzite outcrop habitats where the aforementioned species were not found. (map by Tamara A. F. Vieira using QGIS 2.18)
FIGURE 4 in A new species of the genus Vellozia (Velloziaceae) from Minas Gerais, Brazil, with comments on endemism, distribution and conservation
FIGURE 4. Transverse median sections of the leaf blades, pedicels and hypanthia. A,C&E Vellozia crinita (R.J.V. Alves 12526, R), B,D,F&G V. fontellana (R. Sadala-Castilho 1, R). A–B: Leaf blades. Heterogeneous mesophyll consisting of adaxial hypodermis (Hy) and abaxial hypodermis (*), aquiferous parenchyma (Ap), palisade parenchyma (Pp) and spongy parenchyma (Sp). Collateral vascular bundles consist of two phloem strands forming a V-shaped unit either continuous (Cp) or discontinuous (Df). C–D: Pedicels. Note the triangular shape of vascular bundles in V. crinita (C) and circular in V. fontellana (D). E–F: Emergences on hypanthia. E. Linear-subulate, non-secretory emergences. F: Capitate oil-resin glands. G: Detail of oil-resin secretion at head apex, stained with copper acetate (arrow). Scale bars: 100 μm (A,B,E&F), 500 μm (C–D), 50 μm (G). Dyes used: A–D: safranine and astral blue, E–F: toluidine blue, G: copper acetate. (Photos A–B by A.R. Guimarães, C–F by M.L. Wetzel and G by R. Sadala-Castilho).
FIGURE 4. Morphological differences between Vellozia pyrantha and V. sincorana. A–C in Old for people, new for science: a previously undescribed species of harvested Vellozia (Velloziaceae) endemic to the Chapada Diamantina National Park, Bahia (Brazil)
FIGURE 4. Morphological differences between Vellozia pyrantha and V. sincorana. A–C: Vellozia sincorana. A. Type (Ule 7098). B–C. Rolled leaf-blades (Conceição 4189 and Mello-Silva 781). D. First record of V. pyrantha. E–J: Vellozia sincorana. E. Habit. F. White flower. G. Leaves on the ground. H. Rolled leaf-blades. I. Terete fruit. J. Transversal section of leaf lamina. K–M: V. pyrantha. K. Transversal section of leaf lamina. L. Habit and lilac flowers. M. Ellipsoid fruit truncate at apex, pendent after maturation.
FIGURE 3 in Old for people, new for science: a previously undescribed species of harvested Vellozia (Velloziaceae) endemic to the Chapada Diamantina National Park, Bahia (Brazil)
FIGURE 3. Anatomy of Vellozia pyrantha. A–D. Cross section of leaf blade. E–F. Epidermal cells. A. Stomata in non-fibrous adaxial areas. B. Detail of the leaf showing emergences. C. Stomata restricted to furrows areas of abaxial epidermis, presence of papillae. D. Pericyclic fibres bundles surrounded by a distinct endodermis. E. Adaxial surface. F. Furrows and inner-furrows area showing stomata braquiparacytic in abaxial surface. AP: aquiferous parenchyma. Em: emergence. En: endodermis. Hy: hypodermis. Pa: papillae. PF: pericyclic fibres. Ph: phloem. St: stomata.
FIGURE 2. Vellozia pyrantha. A. Habit. B. Bud. C. Flower. D in Old for people, new for science: a previously undescribed species of harvested Vellozia (Velloziaceae) endemic to the Chapada Diamantina National Park, Bahia (Brazil)
FIGURE 2. Vellozia pyrantha. A. Habit. B. Bud. C. Flower. D. Ovary with five tepals removed to show stamens and pistil. E. Tepal with four epitepalous stamens. F. Ovary, longitudinal cut. G. Ovary, transversal cut (illustrator Lucas Cardoso Marinho).
FIGURE 1. Vellozia pyrantha. A. Habit with marcescent and reflexed leaves without recent fire influence. B. Habit after fire and flowering. C. Orange flammable resin. D. Flowers. E. Tepal with three stamens. F. Ovary, transversal cut. G–H. Ovary, longitudinal cut. I–M. Fruits morphology variation. K. Apical slits showing seeds inside the fruit. L in Old for people, new for science: a previously undescribed species of harvested Vellozia (Velloziaceae) endemic to the Chapada Diamantina National Park, Bahia (Brazil)
FIGURE 1. Vellozia pyrantha. A. Habit with marcescent and reflexed leaves without recent fire influence. B. Habit after fire and flowering. C. Orange flammable resin. D. Flowers. E. Tepal with three stamens. F. Ovary, transversal cut. G–H. Ovary, longitudinal cut. I–M. Fruits morphology variation. K. Apical slits showing seeds inside the fruit. L. Longer fruits in population of Morro dos Ventos. N. Seeds.
FIGURE 3 in A new giant Vellozia (Velloziaceae) from Minas Gerais, Brazil with comments on the V. compacta complex and conservation
FIGURE 3. Leaf Anatomy of Vellozia dracaenoides. A-B. Epidermis in surface view. A. Adaxial face showing paracytic stomata. Detail in the upper right corner tetracytic stomate. B. Abaxial face showing paracytic and anomocytic stomata. C–F. Transversal section of leaf lamina. C. General aspect. D. Detail of adaxial face showing sclerenchyma bundles and rows of large translucent cells above the furrows. E. Detail of vascular system. F. Detail of abaxial furrow. Ab. Surface view of abaxial epidermis; Ad. Surface of view adaxial epidermis; An. Anomocytic; Fi. Sclerenchyma fibers; Fu. Furrow; Mx. Metaxylem; Pa. Paracytic; Ph. Phloem; Pp. Palisade parenchyma; Px. Protoxylem; Sh. Sheath; Sp. Spongy parenchyma; St. Stomata; Te. Tetracytic; Tp. Translucent parenchyma; *. Extensions of sheath towards both faces of the epidermis; Arrowhead. parenchyma cells. Scale bars: A, B, D–F = 25 µm; C=100 µm. From R.J.V. Alves et al. 7615. (Cuts and images by A.R. Guimarães).
FIGURE 2. Vellozia dracaenoides A in A new giant Vellozia (Velloziaceae) from Minas Gerais, Brazil with comments on the V. compacta complex and conservation
FIGURE 2. Vellozia dracaenoides A. habit with botanists as scale; B. open flower within rosette; C. hypanthium with tepals and stamens still attached and apex of pedicel showing grooves; D. apical caudex segment showing pectinate abscission zones on sheaths; E. isolated leaf sheath. From R.J.V. Alves et al. 7615. (Photos by R.J.V. Alves).
FIGURE 1. Vellozia dracaenoides. A in A new giant Vellozia (Velloziaceae) from Minas Gerais, Brazil with comments on the V. compacta complex and conservation
FIGURE 1. Vellozia dracaenoides. A. outer tepal; B. inner tepal; C. style with stigma; D. stamen; E. pedicel with hypanthium; F. detail of apical hypanthium surface; G. detail of surface of hypanthium base and pedicel; H. habit showing vegetatively reproducing branch. From R.J.V. Alves et al. 7615. (Illustration by R.J.V. Alves).
FIGURE 4. Vellozia strangii. A. Habit with flowers and fruits. B. Leaf margin, detail showing emergences. C in Velloziaceae in honorem appellatae
FIGURE 4. Vellozia strangii. A. Habit with flowers and fruits. B. Leaf margin, detail showing emergences. C. Flower, showing longitudinal section of hypanthial tube, androecium, style and stigma, with details of hypanthial emergences. D. Apex of sepal, abaxial view. E. Apex of petal, abaxial view. F. Group of six stamens. G. Trilobate stigma. Drawn from Mello-Silva 2458 by Rogério Lupo.
FIGURE 1. Vellozia everaldoi. A. Habit. B in Velloziaceae in honorem appellatae
FIGURE 1. Vellozia everaldoi. A. Habit. B. Flower, longitudinal section, showing hypanthium, placentation, androecium, gynoecium, and perianth. C. One sepal with stamen and staminal appendages. D. One petal with stamens and coronal appendages. Drawn from Menezes 1001 by Toyomi Naruto.
FIGURE 3. Vellozia semirii. A. Habit with flowers and fruits. B. Branch flowers and fruits. C. Flower, front view. D in Velloziaceae in honorem appellatae
FIGURE 3. Vellozia semirii. A. Habit with flowers and fruits. B. Branch flowers and fruits. C. Flower, front view. D. Flower, longitudinal section, showing hypanthium, placentation, androecium, gynoecium, and basal portion of perianth. Drawn from Mello-Silva 1773 by Rogério Lupo.
FIGURE 2. Vellozia giuliettiae. A in Velloziaceae in honorem appellatae
FIGURE 2. Vellozia giuliettiae. A. Detail of a plants in nature. B. Habit with flowers and fruits. C. Leaf, abaxial view. D. Leaf, adaxial view. E. Flower, lateral view. F. One bract, abaxial view. G. Flower, front view. H. Detail of androecium, style and stigma. I. Flower, longitudinal section, showing hypanthium, placentation, androecium, gynoecium, and basal portion of perianth. H. Two petals lateral to one sepal, showing stamens and staminal appendages. Drawn from Mello-Silva 1774 by Rogério Lupo.
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