Miconia regelii Cogniaux (1888: 405)
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publication ID |
https://doi.org/ 10.11646/phytotaxa.323.2.1 |
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DOI |
https://doi.org/10.5281/zenodo.13696864 |
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persistent identifier |
https://treatment.plazi.org/id/03FC87A2-FFB4-FFFD-74C4-F842FA2FFCF2 |
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treatment provided by |
Felipe |
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scientific name |
Miconia regelii Cogniaux (1888: 405) |
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33. Miconia regelii Cogniaux (1888: 405) View in CoL . ( Figure 2 T View FIGURE 2 .)
Shrubs ca. 1.60 m tall. Light gray and smooth rhytidome. Branches erect, cylindrical, not winged, rufous; branches, petioles, leaves abaxial surface, inflorescences, bracts, bracteoles, hypanthium and fruits with stellate-stipitate persistent trichomes. Leaves opposite, isophyllous; petioles slightly channelled 0.7–1.4 cm long; leaf blades 11.6–15.6 × 4.8–5.2 cm, chartaceous, discolored, symmetrical, elliptical, base cuneate, apex acuminate, margins entire, not ciliate, adaxial side glabrous, leaf veins 5, basal; ant domatia absent. Paniculate 6.9 × 3.8–4.2 cm ,, terminal; bracts ca. 0.9 mm long, linear, persistent; bracteoles ca. 0.3 mm long. Flowers 5-merous; pedicel 0.5–0.7 mm long; hypanthium ca. 1.2 mm long, campanulate, wrinkled; petals ca. 1.4 × 0.9 mm, white, obovate, symmetrical, apex rounded, base attenuate, margins not ciliate, glabrous; stamens 10, heteromorphic, smaller anthers ca. 0.8 mm, larger anthers ca. 1 mm long, white, oblong, straight, apex truncate, 1 apical pore, connective prolonged ca. 0.3 mm long, smaller filaments ca. 1.1 mm, larger filaments ca. 1.8 mm long, glabrous; ovary 0.8 mm long, half-inferior, placentation axillary, 3-locular, with trichomes; style 2.4–3.1 mm long, straight, glabrous. Berry 2.2–2.5 × 2.7–3 mm, unripe fruit green, ripe fruit blackish; seeds numerous, triangular.
Specimens examined: — BRAZIL. Amazonas , Manaus, RDS-Tupé, 25 October 2012, fr., A. L. Corrêa 82 ( EAFM!, HUAM!, INPA!) ; 25 October 2012, bot., A. L. Corrêa 86 ( EAFM!, HUAM!, INPA!) .
Additional specimens examined: — BRAZIL. Pará , Almerim, 13 December 1978, fl., M. R. Santos 534 ( INPA!) ; 15 October 1986, fl., M. J. Pires et al. 1428 ( INPA!) .
Distribution and habitat: —In Guyana ( Goldenberg et al. 2013). In Brazil it occurs in Amazonian forests ( Goldenberg & Caddah 2015). In the reserve, it occurs on “terra firme” slopes on clay soil with low organic matter.
Comments: —This species is not frequent in the reserve. It can be recognized by the light gray and smooth rhytidome, leaves lacking ant domatia and with stellate-stipitate trichomes, and paniculate terminal inflorescences.
| A |
Harvard University - Arnold Arboretum |
| L |
Nationaal Herbarium Nederland, Leiden University branch |
| EAFM |
Instituto Federal de Educação, Ciência e Tecnologia do Amazonas |
| INPA |
Instituto Nacional de Pesquisas da Amazonia |
| M |
Botanische Staatssammlung München |
| R |
Departamento de Geologia, Universidad de Chile |
| J |
University of the Witwatersrand |
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.