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1,200 results for “Sierra”
FIGURES 67–71 in New Freshwater Gomphonemoid Diatoms from Streams in the Sierra Nevada Mountains, California, USA
FIGURES 67–71. Gomphoneis oreophila Stancheva & Kociolek, sp. nov. type material from Rice Creek, California, USA (site 518RCNAPC). SEM images. Internal valve view of the same specimen. Fig. 67 shows a large axial plate and narrow marginal lamina. Fig. 68 central nodule bears a slit-like stigma and recurved proximal raphe ends. Fig 69 detail of the marginal lamina near the central area. Figs 70 and 71 detail of the marginal lamina at the foot pole. Scale bars: Fig. 67 = 10 μm; Fig. 68 = 3 μm; Fig. 70 = 2 μm; Figs 69, 71 = 0.5 μm.
FIGURES 59–66 in New Freshwater Gomphonemoid Diatoms from Streams in the Sierra Nevada Mountains, California, USA
FIGURES 59–66. Gomphoneis oreophila Stancheva & Kociolek, sp. nov. type material from Rice Creek, California, USA (site 518RCNAPC). SEM images. Fig. 59 external valve view. Fig. 60 external valve view of initial cell. Fig. 61 external girdle view. Figs 62 and 63 detail of the head pole. Fig. 64 detail of foot pole with apical pore field. Fig. 65 central area with single circular stigma. Fig. 66 central area of initial cell with single stigma and several sigmoid areolae. Figs showing the same specimen are: 59, 62, 64, and 65; 60, 63, and 66. Scale bars: Figs 59–61 = 10 μm; Fig. 63 = 3 μm; Figs 62, 64, 65, 66 = 2 μm.
FIGURES 46–58 in New Freshwater Gomphonemoid Diatoms from Streams in the Sierra Nevada Mountains, California, USA
FIGURES 46–58. Gomphoneis oreophila Stancheva & Kociolek, sp. nov. type material from Rice Creek, California, USA (site 518RCNAPC). LM images. Figs 46–52, 55–57 valve view. Figs 53, 54 valve view of initial valves. Fig. 58 girdle view. Scale bar: 10 μm.
FIGURES 28–39 in New Freshwater Gomphonemoid Diatoms from Streams in the Sierra Nevada Mountains, California, USA
FIGURES 28–39. Gomphonema sierrianum Stancheva & Kociolek, sp. nov. type material from San Antonio Creek, California, USA (site 533SPILSA). LM images. Figs 28–33, 35–39 valve view. Fig. 34 girdle view. Scale bar: 10 μm.
FIGURES 22–27 in New Freshwater Gomphonemoid Diatoms from Streams in the Sierra Nevada Mountains, California, USA
FIGURES 22–27. Gomphonema californicum Stancheva & Kociolek, sp. nov. type material from Digger Creek, California, USA (site 507DCABSF). SEM images. Figs 22 and 23 show external valve view of the central area with isolated stigma and small depressions (white arrows), surrounded by short striae composed of areolae with variable shape. Figs 24–27 internal valve view. Figs 25 and 26 illustrate the interval view of the central nodule, bearing a slit-like stigma opening and dilated and recurved proximal raphe ends. Figs showing the same specimen are: 24 and 25; 26 and 27. Scale bars: Figs 24, 27 = 10 μm; Figs 22, 23, 25, 26 = 2 μm.
FIGURES 15–21 in New Freshwater Gomphonemoid Diatoms from Streams in the Sierra Nevada Mountains, California, USA
FIGURES 15–21. Gomphonema californicum Stancheva & Kociolek, sp. nov. type material from Digger Creek, California, USA (site 507DCABSF). SEM images. Figs 15, 16, 19, 20 external valve view. Figs 17, 18, 21 external girdle view. Figs 17, 18, 19, 21 show an apical spine at the head pole (white arrows). Fig. 20 illustrates narrow, unornamented area within the apical pore field at the foot pole (white arrowheads). Figs showing the same specimen are: 15 and 19; 16 and 20; 18 and 21. Scale bars: Figs 15–18 = 10 μm; Figs 19–21 = 2 μm.
FIGURES 40–45 in New Freshwater Gomphonemoid Diatoms from Streams in the Sierra Nevada Mountains, California, USA
FIGURES 40–45. Gomphonema sierrianum Stancheva & Kociolek, sp. nov. type material from San Antonio Creek, California, USA (site 533SPILSA). SEM images. Figs 40, 44 internal valve
FIGURES 1–14 in New Freshwater Gomphonemoid Diatoms from Streams in the Sierra Nevada Mountains, California, USA
FIGURES 1–14. Gomphonema californicum Stancheva & Kociolek, sp. nov., LM images. Figs 1, 4, 5, 6 (type material, site 507DCABSF). Figs 3, 10, 12, 13, 14 (site 518RCNAPC). Figs 2, 7, 8, 9, 11 (site 521BTC303). Figs 1–11 valve view. Figs 12 and 13 girdle view; note that the focus on Fig. 13 is on the apical spines. Fig. 14 initial valve. Scale bar: 10 μm.
FIGURE 2 in Floristic richness of the Sierra de Zapalinamé, Coahuila, Mexico
FIGURE 2. Location of the Sierra of Zapalinamé, the Bolsón of Cuatro Ciénegas and 8 additional localities along the Sierra Madre Oriental with floristic surveys.
FIGURE 3 in Floristic richness of the Sierra de Zapalinamé, Coahuila, Mexico
FIGURE 3. Characteristic species of the sierra de Zapalinamé A. Prunus mexicana S. Watson (1882: 353), B. Bursera fagaroides, C. Quercus greggii, D. Fouquieria splendens, E. Vachellia glandulifera, F. Prunus cercocarpifolia, G. Echinocereus reichenbachii (Terscheck ex Walp.) Haage (1859: 22), H. Yucca carnerosana (Trel.) McKelvey (1938: 24) and I. Dichromanthus cinnabarinus (La Llave & Lex.) Garay (1980: 314).
FIGURE 5. 50 in Gadoria (Antirrhineae, Plantaginaceae): A new genus, endemic from Sierra de Gádor, Almería, Spain
FIGURE 5. 50% majority consensus tree of ITS sequences from BI analysis (GenBank accession numbers after the names of taxa). Above branches posterior probabilities, below branches bootstrap support (50% of the strict consensus tree of 400 MP trees). Incongruence between the BI tree and the MP strict consensus tree or bootstrap support <50% is indicated with a hyphen below branches. Main groups are indicated with roman numbers: I, Linaria; II, Gambelia; III, Anarrhinum; IV, Maurandya; V, Chaenorhinum; VI, Antirrhinum.
FIGURE 4 in Gadoria (Antirrhineae, Plantaginaceae): A new genus, endemic from Sierra de Gádor, Almería, Spain
FIGURE 4. Gadoria falukei Güemes & Mota. A) metaphase plate, scale 50 μm; B) chromosome ideogram. Scale in μm. Photos and drawing by Luis Delgado.
FIGURE 3 in Gadoria (Antirrhineae, Plantaginaceae): A new genus, endemic from Sierra de Gádor, Almería, Spain
FIGURE 3. Comparative scanning electron micrographs. Gadoria falukei Güemes & Mota: A) capsule, aperture; C) pollen grains; E) seed, lateral view; G) glandular trichomes in adaxial surface leaf; Asarina procumbens Mill.: B) capsule, aperture; D) pollen grains; F) seed, lateral view; H) glandular trichomes in adaxial surface leaf. Photos by M. Pilar Blasco.
FIGURE 2 in Gadoria (Antirrhineae, Plantaginaceae): A new genus, endemic from Sierra de Gádor, Almería, Spain
FIGURE 2. Gadoria falukei Güemes & Mota: A) flower in lateral view; B) flower in oblique view; C) flowering branch apex; D) mature capsules; E) rupiculous habit. Photos by Luis Posadas.
FIGURE 1 in Gadoria (Antirrhineae, Plantaginaceae): A new genus, endemic from Sierra de Gádor, Almería, Spain
FIGURE 1. Gadoria falukei Güemes & Mota: A) flowering branch with mature capsules from last year; B) detail of stem tricomes; C) middle leaf; D) detail of leaf trichomes; E) flower in frontal view; F) flower in lateral view; G) flower in longitudinal section; H) stamens with anther partially open; I) gynoecium; J) ovary in cross section at medium portion; K) leafy bract and immature capsule; L) mature capsule with the pores opened; M) seed. Drawing by Vicky Schwarzer from VAL 208956.
FIGURE 4 in Dahlia tamaulipana (Asteraceae, Coreopsideae), a new species from the Sierra Madre Oriental biogeographic province in Mexico
FIGURE 4. Floral diversity of the genus Dahlia in the Sierra Madre Oriental biogeographic province and surrounding areas in Mexico. A. D. australis (Sherff) P.D. Sørensen. B–C. D. coccinea Cav. D. D. cuspidata Saar, P.D. Sørensen & Hjert. E. D. dissecta S. Watson. F. D. linearis Sherff. G. D. merckii Lehm. H. D. mollis P.D. Sørensen. I. D. neglecta Saar. J. D. scapigera (A. Dietr.) Knowles & Westc. K. D. scapigeroides Sherff. L. D. spectabilis Saar & P.D. Sørensen. M. D. tamaulipana Reyes, Islas & Art. Castro. N. D. tenuicaulis P.D. Sørensen. O. D. tubulata P.D. Sørensen. Photographs: Aarón Rodríguez (A, D–K), Arturo Castro-Castro (B–C, N, O), Arturo Mora Olivo (M) and José Arturo de Nova Vázquez (L).
FIGURE 3. Mitotic metaphase I in Dahlia tamaulipana (Asteraceae, Coreopsideae), a new species from the Sierra Madre Oriental biogeographic province in Mexico
FIGURE 3. Mitotic metaphase I cell from root apical meristems of Dahlia tamaulipana Reyes, Islas & Art. Castro (2n= 2x= 32).
FIGURE 1 in Dahlia tamaulipana (Asteraceae, Coreopsideae), a new species from the Sierra Madre Oriental biogeographic province in Mexico
FIGURE 1. Dahlia tamaulipana Reyes, Islas & Art. Castro. A. Habit. B. Rhizome and tuberous roots. C. Detail of stem transversal cut and node. D. Leaf upper surface. E. Lateral view of a head and involucre. F. Front view of a head. G. Ray. H. Disc florets variations. I. Gynoecium and androecium details. J. Lateral view of a mature head. K. Dorsal and ventral view of cipsela. Illustrated by Silvia Saucedo Heredia "Canela", based on type material.
FIGURE 2 in Dahlia tamaulipana (Asteraceae, Coreopsideae), a new species from the Sierra Madre Oriental biogeographic province in Mexico
FIGURE 2. Distribution map of the genus Dahlia in the Sierra Madre Oriental (SMOR) biogeographic province, Mexico. Ecological regionalization according to Morrone et al. (2017). A. Distribution detail of Dahlia in SMOR, except for D. coccinea. B. Distribution of D. coccinea in SMOR. C. Distribution detail of D. tamaulipana in the municipalities of Tamaulipas.
FIGURE 4. a in New species and new records of Laboulbeniales (Ascomycota) from Sierra Leone
FIGURE 4. a: male thallus of Dimorphomyces decipiens. b: female thallus of D. decipiens with focus on the receptacle. c: Kainomyces alutellae with hyaline receptacle. d: K. alutellae with partially blackened receptacle. e: mature thallus of Laboulbenia camerunensis. f: immature thallus of L. camerunensis. g: Laboulbenia imitans. Scale bars: a = 25 μm; b, c, d, e, f, g = 50 μm.
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Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
Annotated Behaviour and Observability Dataset (ABODe)
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DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.