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19 results for “Dichorisandra”
FIGURE 2. Dichorisandra rhizantha. a. Habit. b. Sheaths, adaxial view. c. Sheaths, abaxial view. d in Dichorisandra rhizantha (Commelinaceae), a new morphologically unusual species from Bahia, Brazil
FIGURE 2. Dichorisandra rhizantha. a. Habit. b. Sheaths, adaxial view. c. Sheaths, abaxial view. d. Stem with leaf sheath in detail. e. Leaf, adaxial surface. f. Detail of the indument present on the margin. g. Trichomes of the adaxial side of the leaf. h. leaf, abaxial surface. i. Detail of the indument present on the margin. j. Trichomes of the abaxial side of the leaf. k. Young flowering branch with flower buds. l. Flowering branch with open flowers. m. Bisexual flower. n. Sepal, adaxial view. o. Sepal, abaxial view. p. Petal, adaxial view. q. Petal, abaxial view. r. Detail of a bisexual flower with sepals and petals removed. s. Androecium with stamens and reduced staminode (sm), adaxial view. t. Androecium with stamens and reduced staminode (sm), abaxial view. u. Gynoecium with sepals, petals and stamens removed. v. Immature fruit. w. Capsule with seeds (se). Bars: b–e, h, k–r, v–w = 1cm; f–g, i–j = 200 µm, s-u = 1 mm.
FIGURE 1 in Dichorisandra rhizantha (Commelinaceae), a new morphologically unusual species from Bahia, Brazil
FIGURE 1. Distribution and habitat of Dichorisandra rhizantha, endemic to Bahia, Brazil. a. Mata de Cazuzinha Forest Park in the municipality of Cruz das Almas, the type locality; b. Inside the forest fragment in the municipality of Jequié, where the specimen Marinho 1233A was collected.
FIGURE 3 in Dichorisandra rhizantha (Commelinaceae), a new morphologically unusual species from Bahia, Brazil
FIGURE 3. Inflorescences of Dichorisandra rhizantha and similar species. a. Inflorescence of D. jardimii. b. Inflorescences of D. radicalis. In detail, a flower showing petals with white lower half. c–d: Dichorisandra rhizantha. c. Inflorescence branch. d. Flowering branches congested and vegetative branches arising at the base of very short internodes. In detail, petals with apical two thirds blueish, proximal third whitish.
FIGURE 3 in Dichorisandra rigidifolia (Commelinaceae), a new species from Cerrado of Goiás, Brazil
FIGURE 3. Distribution of Dichorisandra rigidifolia. A Map of Brazil, highlighting Goiás State in gray; B Map of Goiás State, its limits and elevation variations. C Municipality of Niquelândia, (dotted area) with the species distribution points. Abbreviations for the Brazilian states (BA, Bahia; GO, Goiás; MG, Minas Gerais; MS, Mato Grosso do Sul; MT, Mato Grosso; TO, Tocantins) and Federal District (DF).
FIGURE 2. Dichorisandra rigidifolia. A. Habitat. B. Habit with inflorescence detail. C. Vegetative branch, note the alternate leaves. D in Dichorisandra rigidifolia (Commelinaceae), a new species from Cerrado of Goiás, Brazil
FIGURE 2. Dichorisandra rigidifolia. A. Habitat. B. Habit with inflorescence detail. C. Vegetative branch, note the alternate leaves. D. Detail of the glabrous stem and rest of the leaf sheath. E. Fertile branch. F. Inflorescence showing cincinni and floral buds. G. Flower in ventral view. H. Cincinnus in lateral view. I. Portion of the cincinnus showing the persistent bracts. J. Capsules, note the smooth surface.
FIGURE 1. Dichorisandra rigidifolia. A in Dichorisandra rigidifolia (Commelinaceae), a new species from Cerrado of Goiás, Brazil
FIGURE 1. Dichorisandra rigidifolia. A. Flowering branch; B. Leaf. C. Detail of leaf base and sheath. D. Detail of leaf margin; E and F. Cincinnus bract. G. Detail of the indumentum on the abaxial surface of the bracts of the cincinnus; H. Bracteole, note the margin sparsely ciliate. I. Flower bud. J. Flower in ventral view. K. Petals, L. Sepals. M. General aspect of the stamen in staminate flowers. N. Detail of a monocline flower with some of the sepals and petals removed. O. Stamens, note their size variations. P. Gynoecium. Q. Detail of the stigma. R. Capsule. (Drawn by Cristiano Gualberto from M. J. Silva, I. S. Santos & B. R. Pereira 11706).
FIGURE 3 in Dichorisandra flesheri (Commelinaceae), a new delicate species from South Bahia, Brazil
FIGURE 3. Species of Dichorisandra with pendulous inflorescences. A. Dichorisandra glabrescens. B. Dichorisandra incurva. C. Dichorisandra penduliflora. D. Dichorisandra nutabilis.
FIGURE 2. Dichorisandra flesheri. A. Habit. B in Dichorisandra flesheri (Commelinaceae), a new delicate species from South Bahia, Brazil
FIGURE 2. Dichorisandra flesheri. A. Habit. B. Stem with sheaths (sh) and inflorescence and its peduncle (pd) in detail. C. Detail of inflorescence showing peduncles (pd) and floral buds (fb) with trichomes (tr) and immature fruit (fr). D. Bisexual flower showing the anthers (an) with style (st), gynoecium, petals (pe) and sepals (se). E. Flower with detail of anthers (an) and style. F. Inflorescence with fruits. G. Detail of fruits showing pubescent, slightly verrucose surface. H. Details of roots and rhizomes (rh) and stem (sm).
FIGURE 1. Dichorisandra odorata. A. Habit. B in Two new species of Dichorisandra (Commelinaceae) from Rio de Janeiro and comments on the two species included in Vellozo's "Flora Fluminensis"
FIGURE 1. Dichorisandra odorata. A. Habit. B. Detail of sheaths. C. Detail of leaf, adaxial surface. D. Detail of leaf, abaxial surface. E. Flower. F. Detail of stigma. G. Detail of a bisexual flower with part of the sepals and petals removed. H–J. Three stamens; H. adaxial view. I. Abaxial view; note hairs on connective. J. Lateral view. K. Bisexual flower. All from Feres 25 (UEC). (originally from Rio das Ostras; cultivated at the UNICAMP).
FIGURE 4. Dichorisandra nana. A. Habit. B. Hermaphrodite flower. C. Adaxial stamen. D. Lateral, superior stamen. E. Lateral, inferior stamen. F. Abaxial stamen. G. Gynoecium. H. Fruit. I. Seed, ventral surface with hilum exposed. J in Two new species of Dichorisandra (Commelinaceae) from Rio de Janeiro and comments on the two species included in Vellozo's "Flora Fluminensis"
FIGURE 4. Dichorisandra nana. A. Habit. B. Hermaphrodite flower. C. Adaxial stamen. D. Lateral, superior stamen. E. Lateral, inferior stamen. F. Abaxial stamen. G. Gynoecium. H. Fruit. I. Seed, ventral surface with hilum exposed. J. Seed, dorsal surface, embryotega dorsal. All from Jardim 4220 (UEC). (originally from Rio das Ostras; cultivated at the UNICAMP).
FIGURE 3 in Two new species of Dichorisandra (Commelinaceae) from Rio de Janeiro and comments on the two species included in Vellozo's "Flora Fluminensis"
FIGURE 3. Map of distribution of. D. nana and D. odorata in Rio de Janeiro state. Note fragments of the Atlantic rain forest.
FIGURE 3 in A beautiful new species of Dichorisandra (Commelinaceae) from the mountains of northeastern Goiás, Brazil
FIGURE 3. Distribution map of Dichorisandra pulcherrima M.J.Silva & Aona in Goiás state, Midwestern region of Brazil. A. Map of Brazil, highlighting Goiás State in gray; B. Map for the state of Goiás, showing its political boundaries and variation in elevation. C. Municipality of Niquelândia (dotted area) with the species distribution points. Abbreviations for the Brazilian states (BA, Bahia; GO, Goiás; MG, Minas Gerais; MS, Mato Grosso do Sul; MT, Mato Grosso; TO, Tocantins) and the Distrito Federal (DF).
FIGURE 2. Dichorisandra pulcherrima M.J.Silva & Aona. A. Habit. B in A beautiful new species of Dichorisandra (Commelinaceae) from the mountains of northeastern Goiás, Brazil
FIGURE 2. Dichorisandra pulcherrima M.J.Silva & Aona. A. Habit. B. Portion of the stem densely hairy. C. Sheath, note the tomentose ferrugineous trichomes. D. Underground system, note the fascicled roots tubers. E. Inflorescence. F. Flower in frontal view. G. Fruit, note surface verrucose. G. Open fruit, note the orange aril (Images by M.J. Silva).
FIGURE 1. Dichorisandra pulcherrima M.J.Silva & Aona. A. Fertile branch. B. Leaf. C in A beautiful new species of Dichorisandra (Commelinaceae) from the mountains of northeastern Goiás, Brazil
FIGURE 1. Dichorisandra pulcherrima M.J.Silva & Aona. A. Fertile branch. B. Leaf. C. Detail of the leaf base. D. Sheath, note the dense trichomes. E. Trichomes on the adaxial surface of the leaf. F. Trichomes on the abaxial surface of the leaf. G. Inflorescence detail. H. Floral bud. I. Cincinnus bracts. J. Detail of trichomes on the adaxial side of the cincinnus bract. K. Bracteole. L. Detail of the trichomes on the adaxial side of the bracteole. M. Flower in ventral view. N. Sepals. O. Sepal trichomes, adaxial view. P. Petals, adaxial view. Q. Androecium and gynoecium. R. Gynoecium with two stamens removed. S. Stamens. T. Detail of the stigma. U. Fruit. (From holotype, Illustrated by Cristiano Gualberto).
FIGURE 1 in Dichorisandra flesheri (Commelinaceae), a new delicate species from South Bahia, Brazil
FIGURE 1. Distribution and habitat of Dichorisandra flesherii, endemic to Bahia, Brazil.
FIGURE 6 in Two new species of Dichorisandra (Commelinaceae) from Rio de Janeiro and comments on the two species included in Vellozo's "Flora Fluminensis"
FIGURE 6. Dichorisandra thyrsiflora. Flower showing the position of the stamens.
FIGURE 2 in Two new species of Dichorisandra (Commelinaceae) from Rio de Janeiro and comments on the two species included in Vellozo's "Flora Fluminensis"
FIGURE 2. Dichorisandra odorata. Flower in front view.
FIGURE 5 in Two new species of Dichorisandra (Commelinaceae) from Rio de Janeiro and comments on the two species included in Vellozo's "Flora Fluminensis"
FIGURE 5. Dichorisandra nana. Flower showing the position of the stamens.
FIGURE 4 in Dichorisandra flesheri (Commelinaceae), a new delicate species from South Bahia, Brazil
FIGURE 4. Species of Dichorisandra with yellow anthers, opening introrsely with longitudinal slits (functionally poricidal). Note the inflorescence always erect when compared to Dichorisandra flesheri. A. Dichorisandra glaziovii. Note the leaves with white stripes above. B. Dichorisandra saxatilis. C. Dichorisandra sagittata. D. Dichorisandra nutabilis.
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