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28 results for “inter-Andean valley”
FIGURE 2. A in A new species of Mimosa (Mimosoideae, Leguminosae) from the inter-Andean dry valleys
FIGURE 2. A) Geographic distribution of M. arturoana and M. lamolina in Peru. B) Geographic distribution of M. deamii, M. lamolina and M. arturoana. Circle: M. arturoana. Rectangle: M. lamolina. Triangle: M. deamii.
TABLE 1 in Myoxanthus anancusiensis (Orchidaceae: Pleurothallidinae), a new species from the inter-Andean valley of Huancavelica, Peru
<p><b>TABLE 1.</b> Comparison of <i>Myoxanthus anancusiensis</i> with closely related species <i>M. serripetalus</i> and M. oliviae.</p><table><tbody><tr><th><b>Characters</b></th><th><i>M. anancusiensis</i></th><th><i>M. serripetalus</i></th><th><i>M. oliviae</i></th></tr></tbody><tbody><tr><th><b>Flower color</b></th><td>Reddish to cherry red, with slightly yellowish grooves</td><td>Dark purple</td><td>Pale brownish-purple, internally intensively suffused with yellow</td></tr><tr><th><b>Flower surface</b></th><td>Only covered with red dots on the petals</td><td>Densely covered with dark-purple warts</td><td>Densely covered with brown warts</td></tr><tr><th><b>Shape of dorsal sepal</b></th><td>Oblong, acute, slightly concave</td><td>Ovate, the apices acute and diverging</td><td>Ovate-lanceolate, subobtuse at apex, concave in the center</td></tr><tr><th><b>Length of dorsal sepal</b></th><td>21–23 mm</td><td>25–30 mm</td><td>17–22 mm</td></tr><tr><th><b>Number of dorsal sepal veins</b></th><td>7–9</td><td>7</td><td>5–7</td></tr><tr><th><b>Shape of lateral sepals</b></th><td>Oblong-ovate</td><td>Ovate</td><td>Oblique-ovate</td></tr><tr><th><b>Length of lateral sepals</b></th><td>21–23 mm</td><td>25–30 mm</td><td>16–25 mm</td></tr><tr><th><b>Number of lateral sepal veins</b></th><td>7–9</td><td>6</td><td>7–8</td></tr><tr><th><b>Shape of petals</b></th><td>Oblong with dots towards the caudate apex</td><td>Oblong at the base, denticulate, abruptly contracted above the middle, forming a narrow, oblong to linear apex.</td><td>Contracted below the apex and expanded again into a sagittate apex</td></tr><tr><th><b>Length of petals</b></th><td>10–13 mm</td><td>10–11 mm</td><td>7.5–10.5 mm</td></tr><tr><th><b>Number of petal veins</b></th><td>3 to 5 veined</td><td>-</td><td>3-veined</td></tr><tr><th><b>Edge of the lip</b></th><td>Slightly fimbriate on the lateral lobes</td><td>Fimbriate on mid and lateral lobes</td><td>Strongly fimbriate on the lateral lobes</td></tr></tbody></table>
Linked collectors and determiners for: Croton maranonensis: a new species of Euphorbiaceae from the tropical inter-Andean dry valleys.
Natural history specimen data linked to collectors and determiners held within, "Croton maranonensis: a new species of Euphorbiaceae from the tropical inter-Andean dry valleys". Claims or attributions were made on Bionomia by volunteer Scribes, <a href="https://bionomia.net/dataset/e2952e0b-5704-4cf5-bcc0-f71746061c15">https://bionomia.net/dataset/e2952e0b-5704-4cf5-bcc0-f71746061c15</a> using specimen data from the dataset aggregated by the Global Biodiversity Information Facility, <a href="https://gbif.org/dataset/e2952e0b-5704-4cf5-bcc0-f71746061c15">https://gbif.org/dataset/e2952e0b-5704-4cf5-bcc0-f71746061c15</a>. Formatted as a Frictionless Data package.
Fig. 1 in Croton maranonensis: a new species of Euphorbiaceae from the tropical inter-Andean dry valleys
Fig. 1. Croton maranonensis sp. nov. A. Image of the holotype: MA[874921]. B. Clusters of no longer active colleters at the base of the lamina. C. Detail of the stipules. D. Leaf apex bearing a colleter (no longer active) at the tip. E. Seeds in different views. F. Inflorescences showing mainly the staminate portion (distal) with flowers in bud. G. Individual staminate flower. H. Detail of the calyx showing the three conspicuous and dissected lobes and the two highly reduced ones. I. Detail of the fruit showing the bifid styles. A from R. Riina & J. Campos 1469 (MA); B, E from van der Werff 14623 (MICH); C from Rojas 0863 (WIS); D, F. from van der Werff 16399 (WIS); G from Campos 2139 (MICH, MO); H–I from Cumbicus & Camacho 1924. Scale bars: B, D = 500 µm; C, F = 2 mm; E, G–I = 1 mm.
Fig. 4 in Croton maranonensis: a new species of Euphorbiaceae from the tropical inter-Andean dry valleys
Fig. 4. Leaf anatomy features of Croton maranonensis sp. nov. (A–H), C. triqueter Lam. (I) and C. flavispicatus Rusby (J), based on transverse (A, B, F–J) and longitudinal (G–H) sections; diaphanization of leaf blade (C) and stipules (D–E). A. Blade margin with non-continuous palisade parenchyma; note standard vascularized coléter in detail (asterisk). B. Petiole with bicollateral vascular system organized in a closed arch with the bundles separated by parenchyma and without accessory bundles. C. Standard colleters along the margin, note vascularization at the base (asterisk). D. Clusters of vascularized (asterisks) colleters (cl) at the base of the stipule. E. A single colleter at the apex of the stipule, note the vascularization at the base (asterisk). F. Cluster of basilaminar/acropetiolar colleters at both sides of the petiole. G. Non-anastomosed articulated laticifers; note the transverse walls (arrow head) and the latex content (star). H. Y-shaped laticifers (star). I. Dorsiventral mesophyll and simple trichome (s) on abaxial surface. J. Petiole with bicollateral vascular system organized in a closed arch with the bundles separated by parenchyma and one pair of accessory bundles (arrow). Abbreviations: cl: colleter; co: collenchyma; ep: epidermal cells; pa: parenchyma; ph: phloem; pp: palisade parenchyma; s: simple trichome; sp: spongy parenchyma; st: stoma; x: xylem. Scale bars: A, D = 100 µm; B–C, F, J = 200 µm (detail of C = 20 µm); E, I = 50 µm; G–H = 10 µm.
Fig. 3 in Croton maranonensis: a new species of Euphorbiaceae from the tropical inter-Andean dry valleys
Fig. 3. Leaf anatomy features of Croton maranonensis sp. nov., based on diaphanization of leaf blade (A); scanning electron microscopy from the adaxial (B) and abaxial (C) surface; and transverse sections (D–G). A. Cells with straight contour and paracytic stomata (st) on the adaxial surface. B. Epidermal appendages of simple (s) and porrect (p) stellate trichomes (tr) with a variable number of radial cells. C. Porrect stellate trichomes and knob-like glandular trichomes (g). D. Biconvex midrib and secretory idioblast (id) at the base of the stellate trichome in detail. E. Simple trichomes connected to sclereids crossing the mesophyll (arrow). F. Middle region of the blade with dorsiventral mesophyll and knob-like glandular trichome (g) on the abaxial side; note druses (arrow head only) dispersed on the mesophyll and sclereid (arrow). G. Knob-like glandular trichome on the adaxial side. Abbreviations: co: collenchyma; db: dorsal bundles; ep: epidermal cells; g: glandular trichome; id: idioblast; p: porrect ray; ph: phloem; pp: palisade parenchyma; s: simple trichome; sp: spongy parenchyma; st: stoma; tr: trichome; x: xylem. Scale bars: A–C = 20 µm; D = 100 µm (detail = 20 µm); E–G = 50 µm.
Fig. 2 in Croton maranonensis: a new species of Euphorbiaceae from the tropical inter-Andean dry valleys
Fig. 2. Croton maranonensis sp. nov. A. Small individual growing in dry forest understory. B. Fertile branch. C. Inflorescence showing both pistillate and staminate flowers; note the conspicuous colleter at the apex of the leaf on the right. D. Detail of inflorescence with two staminate flowers in anthesis. E. A view of the open dry vegetation associated with the seasonally dry tropical forest in the Marañón Valley where the new species occur. A–B from R. Riina 1478; C from Cumbicus 1924; D from Gonzáles 6491. Photographs by R. Riina (A–B), N. Cumbicus (C), and P. Gonzáles (D–E).
FIGURE 3 in Myoxanthus anancusiensis (Orchidaceae: Pleurothallidinae), a new species from the inter-Andean valley of Huancavelica, Peru
FIGURE 3. Isotype of Myoxanthus anancusiensis H.R.Quispe, R.D.Cuadros & F.H.Calderon. Specimen deposited in the HSP Herbarium. Photographed by Daniel Ramos.
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