scholarly journals A new species of Matsushimiella from submerged leaves in the Brazilian Amazon Forest

Mycotaxon ◽  
2015 ◽  
Vol 130 (2) ◽  
pp. 311-314 ◽  
Author(s):  
Josiane Santana Monteiro ◽  
Luís Fernando Pascholati Gusmão ◽  
Rafael F. Castañeda-Ruiz
2021 ◽  
Vol 61 ◽  
pp. e20216169
Author(s):  
Antonio Santos-Silva

Atrypanius jauffreti sp. nov. is described from Brazil (Pará). Nyssodrys grisella Bates, 1864 (currently, Atrypanius grisellus) is synonymized with Lepturges lineatocollis Bates, 1863 (currently, Atrypanius lineatocollis), and the species is recorded for the Brazilian states of Rondônia and Mato Grosso.


2021 ◽  
Vol 46 (2) ◽  
pp. 273-279
Author(s):  
Aline Fernandes Pontes-Pires ◽  
Maria Regina de V. Barbosa ◽  
David M. Johnson

Abstract— During a taxonomic and phylogenetic study of Xylopia from the Amazon River basin, South America, we examined collections from the Brazilian states of Amazonas, Mato Grosso, Pará, Rondônia, and Tocantins that resembled Xylopia nitida by some characteristics of the leaves, but differed consistently from the latter in a number of floral and fruit characters. On the basis of these specimens we describe here a new species, Xylopia maasiana. The new species is a small to medium-sized tree encountered mostly in riparian habitats across the southern Brazilian Amazon and in some transition areas between the Amazon forest and cerrado biomes in Central Brazil. In addition to the detailed description, we include a preliminary assessment of conservation status, taxonomic comments, illustrations, a distribution map of the new species, and comparison with X. nitida.


Zootaxa ◽  
2017 ◽  
Vol 4347 (1) ◽  
pp. 187
Author(s):  
ANA C. R. NEVES ◽  
MARIA C. MENDONÇA

A new species of the cosmopolitan genus Xenylla Tullberg, 1869 is herein described and illustrated. The new species, Xenylla hodori sp. nov., from the Amazon Forest of Northern Brazil, resembles X. capixaba Fernandes & Mendonça, 2010 and X. welchi Folsom, 1916 due, the number of eyes, chaetotaxy head and shape of furca. X. hodori sp. nov. is the second species recorded for the Brazilian Amazon Region. 


Phytotaxa ◽  
2021 ◽  
Vol 490 (1) ◽  
pp. 114-117
Author(s):  
CLAUDENIR SIMÕES CAIRES ◽  
GRETA ALINE DETTKE

Passovia (Loranthaceae) is a Neotropical genus of mistletoes characterized by having inflorescences with triads and flowers with laterally excavated filaments and basifixed anthers. During the revision of Loranthaceae for the Flora do Brasil 2020 project, a single collection of an undescribed species of Passovia was found at the Museum Paraense Emilio Goeldi herbarium (MG). We described and illustrated this specimen as Passovia bracteata, a new species endemic from the Brazilian Amazon Forest. This new species is characterized by its terete stems, ovate leaves, racemose inflorescences (compound at the base), and pedunculate triads with a long-foliaceous bract subtending the median flower of the triad and/or the whole triad.


Phytotaxa ◽  
2021 ◽  
Vol 521 (3) ◽  
pp. 203-211
Author(s):  
JULIA MEIRELLES ◽  
MARIANA FURLAN SARTOR ◽  
RENNAN LOPES CHAGAS ◽  
MAYARA KRASINSKI CADDAH

Miconia waimiri-atroari is presented here as a new species from the Brazilian Amazon Forest. This new species has discolorous leaf blades, inflorescences with scorpioid branches, and petals and antesepalous stamen connectives with glandular trichomes. It has been misidentified as Miconia argyrophylla, another species from the Amazon Forest that has this same set of characters. However, the new species has cylindrical young branches (vs. quadrangular in M. argyrophylla), stellate trichomes on leaf abaxial surface (vs. arachnoid), stamens with yellow filaments that turn red in old flowers (vs. stamens with white filaments that only turn pale in old flowers), and style with glandular trichomes (vs. glabrous). At the moment, the species is only known from a small area north of Manaus, state of Amazonas, Brazil. Morphological description, illustrations, general comments and comparison to other similar species are also provided.


Phytotaxa ◽  
2021 ◽  
Vol 510 (2) ◽  
Author(s):  
KAUÊ NICOLAS LINDOSO DIAS ◽  
FABRÍCIO MOREIRA FERREIRA ◽  
PEDRO LAGE VIANA

Pariana caxiuanensis (Poaceae) is described and illustrated as a new species from the Brazilian Amazon. The new species is characterized by having the leaves clustered at the apex of the leafy culm, fimbriae few to absent, dimorphic flowering culms, large ligules (2.5–4 mm long), and pubescent to hirsute synflorescences. We present a morphological description, illustrations of the new species, the conservation status assessment, and a key to differentiate P. caxiuanensis from its morphologically related congeners.


Phytotaxa ◽  
2017 ◽  
Vol 319 (3) ◽  
pp. 289 ◽  
Author(s):  
ANDREAS FLEISCHMANN ◽  
SUZANA M. COSTA ◽  
VOLKER BITTRICH ◽  
MARIA DO CARMO ESTANISLAU DO AMARAL ◽  
MICHAEL HOPKINS

A new species of Genlisea section Genlisea from the white-sand savannas (“campinaranas”) of Brazilian Amazon is described and illustrated, providing remarks on habitat and ecology as well as SEM seed images. Genlisea multiflora has been recorded from Viruá National Park, and is of affinity to the large, purple-flowered species G. sanariapoana and G. guianensis. An identification key to all Genlisea species north of the Amazon is presented.


2019 ◽  
Vol 49 (4) ◽  
pp. 324-329 ◽  
Author(s):  
Efigenia de MELO ◽  
Carlos Alberto CID FERREIRA ◽  
Rogério GRIBEL

ABSTRACT We describe and illustrate a new species of Coccoloba (Polygonaceae), named Coccoloba gigantifolia, from the Brazilian Amazon. It resembles Coccoloba mollis Casar, but differs from the latter species by its much larger leaves in the fertile branches. The species has only been recorded in the Madeira River basin, in the states of Amazonas and Rondônia, in the central and southwestern Brazilian Amazon. The description was based on herbarium material, cultivated plants, and individual trees in their natural habitat. We provide illustrations, photographs, and an identification key with morphological characteristics that distinguish the new taxon from the other two related taxa of the Coccoloba sect. Paniculatae, as well as comments on the geographic distribution and conservation status of the species.


2008 ◽  
Vol 8 (2) ◽  
pp. 115-119 ◽  
Author(s):  
Danilo Cordeiro ◽  
Freddy Bravo

A new species of Psychoda Latreille from Brazil is described and illustrated, and represents the first record of viviparous species in the genus Psychoda.


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