scholarly journals An amazing new Capsicum (Solanaceae) species from the Andean-Amazonian Piedmont

PhytoKeys ◽  
2020 ◽  
Vol 167 ◽  
pp. 13-29
Author(s):  
Gloria E. Barboza ◽  
Carolina Carrizo García ◽  
Marisel Scaldaferro ◽  
Lynn Bohs

Capsicum regale Barboza & Bohs, sp. nov., a new species from the tropical wet forests of the eastern Andean slopes (Colombia, Ecuador, and Peru) is described and illustrated. This new species belongs to the Andean clade (all species 2n = 26) of Capsicum and is similar to C. longifolium Barboza & S.Leiva in its glabrescence, calyx morphology, and corolla and seed color but differs in its membranous and elliptic leaves, fleshy calyces, deeper stellate corollas, longer filaments, longer and purple fruiting pedicels, purple berries, and larger seeds. Its chromosome number was counted (2n = 26), a preliminary assessment of conservation status is given and discussed, and an updated identification key to the species of the Andean clade is provided.

Phytotaxa ◽  
2021 ◽  
Vol 502 (2) ◽  
pp. 149-159
Author(s):  
HASAN YILDIRIM ◽  
MEHTAP TEKŞEN

In this study, Fritillaria arsusiana (Liliaceae) is described and illustrated as a new species from Hatay province in southern Anatolia, Turkey. It is related to F. amana and F. hermonis by habitus features and broadly campanulate flowers, but differs mainly by its bulb shape and size, smaller leaf and flower features, and flower colour. It has also been morphologically compared with F. wendelboi, F. pinardii, and F. latakiensis. The detailed description, diagnostic characters, original photographs, geographical distribution, habitat and phenology, etymology, conservation status, and identification key of the new and the related species are presented in this study. IUCN conservation status of F. arsusiana is suggested as Critically Endangered (CR).


Phytotaxa ◽  
2021 ◽  
Vol 494 (1) ◽  
pp. 129-136
Author(s):  
GENILSON ALVES DOS REIS E SILVA ◽  
JIMI NAOKI NAKAJIMA

A new species, Calea arachnoidea, which belongs to Calea sect. Meyeria, is hereby described and illustrated. This species occurs in the Serra Negra region, located in the southern portion of the “Zona da Mata” in the state of Minas Gerais, southeastern Brazil. Calea arachnoidea resembles C. quadrifolia, C. heteropappa and C. semirii, and its relationships with these species are discussed and an identification key for the species of C. sect. Meyeria in the state of Minas Gerais is provided. Additionally, photographs, a distribution map, comments about habitat and conservation status are provided.


Phytotaxa ◽  
2020 ◽  
Vol 474 (2) ◽  
pp. 172-178
Author(s):  
CLAUDIA P. BOVE ◽  
C. THOMAS PHILBRICK ◽  
ARTHUR R. LOURENÇO

A new species of Lophogyne from a Brazilian Amazon savanna is described and illustrated. It is morphologically similar to the former Jenmaniella species, due to the presence of stems that arise from prostrate roots attached to the substratum, a gynophore at anthesis, and three prominent non-suture ribs per valve in the fruit, currently merged in Lophogyne s.l.. Lophogyne wilsonii can be distinguished from all others species of  Lophogyne s.l. by the apical region of the roots unattached from the substratum. The conservation status is discussed and an identification key is presented.


Phytotaxa ◽  
2020 ◽  
Vol 430 (2) ◽  
pp. 109-118
Author(s):  
BART WURSTEN ◽  
DIANE BRIDSON ◽  
STEVEN B. JANSSENS ◽  
PETRA DE BLOCK

The Chimanimani Mountains, located at the Mozambique-Zimbabwe border, are geologically unique in that they consist of quartzites giving rise to peaks and outcrops between zones of schist supporting grasslands. The nutrient-poor quartzitic soils house a high number of endemic plant species. One of these is Sericanthe chimanimaniensis, which is here described as new for science. We give a detailed description and distribution map, illustrations, information on ecology and phenology, and an assessment on the conservation status. An identification key to closely allied species is presented.


Phytotaxa ◽  
2020 ◽  
Vol 440 (3) ◽  
pp. 239-244
Author(s):  
TAMMY LYNN ELLIOTT ◽  
DOUG I. W. EUSTON-BROWN ◽  
A. MUTHAMA MUASYA

Schoenus is a predominately austral genus of sedges in which the Southern African taxa have recently received detailed taxonomic attention, starting with a transfer of 24 species into Schoenus from Tetraria and Epischoenus in 2017. The taxonomy of the Southern African Schoenus species is currently being revised, which has brought insight into the existence of several species new to science. Here, we build on this recent taxonomic work by describing one new species that has been previously overlooked (Schoenus inconspicuus), while including a distribution map, an assessment of conservation status and an updated identification key.


Phytotaxa ◽  
2014 ◽  
Vol 177 (1) ◽  
pp. 26 ◽  
Author(s):  
Tariq Stévart ◽  
Jean Philippe Biteau ◽  
Valérie Cawoy ◽  
Vincent Droissart

Two specimens of an apparently new Bulbophylum species were found in the Monts de Cristal, Gabon. They have a unique leaf shape among the species of this genus in Continental Africa. The flower shares the general morphology of Bulbophyllum saltatorium, one of the most common members of Bulbophyllum in Central Africa. Eight other taxa of the Continental African Bulbophyllum possess unifoliate pseudobulbs and long hairs on the lip. Comparison with them indicates that the new collections from Gabon represent a distinctive species, not yet known in the genus. We describe it here as Bulbophyllum pauwelsianum. The distinguishing features of the species include its leaves, which are pendant, coriaceous, linear, semiterete and v-shaped in transverse section, and its sepals, which possess relatively long hairs on their margins. A table of the taxonomic treatments of the nine Continental African Bulbophyllum taxa considered here is included. A taxonomic key and a table of the diagnostic characters of these nine taxa are given to facilitate identification. The new species is restricted to lowland forests of the Monts de Cristal in Gabon. A preliminary assessment of the conservation status, using the IUCN Red List Categories and Criteria is provided.


PhytoKeys ◽  
2019 ◽  
Vol 128 ◽  
pp. 39-46
Author(s):  
David Kenfack ◽  
Diosdado Ekomo Nguema

Rhaptopetalumrabiense Kenfack & Nguema, sp. nov. from the Rabi forest in south-western Gabon is described, illustrated and assigned a provisional conservation status of “Critically Endangered”. An identification key to the five Gabonese species of Rhaptopetalum is also provided.


Phytotaxa ◽  
2019 ◽  
Vol 394 (1) ◽  
pp. 79
Author(s):  
CÉSAR ADRIÁN GONZÁLEZ-MARTÍNEZ ◽  
LUCIO LOZADA-PÉREZ ◽  
LEONARDO O. ALVARADO-CÁRDENAS

A new species of the genus Dictyanthus is herein described and illustrated, more than 30 years since the last paper describing new species of this genus. Dictyanthus stevensii sp. nov. is known only from the Zoque forest in the Chimalapas region in the state of Oaxaca, Mexico. This species differs from all other species because it has the smallest flowers within the genus. It is morphologically related to D. eximius, a microendemic species of Chiapas. Information on the distribution and habitat of this new species is given, and its conservation status is proposed as Critically Endangered B2ab(ii). An identification key to Dictyanthus species in southern and southerneast Mexico is also provided.


Phytotaxa ◽  
2020 ◽  
Vol 436 (2) ◽  
pp. 182-186
Author(s):  
ISIS ROLLIM ◽  
MARCELO TROVÓ

We describe and illustrate Wahlenbergia itatiaiensis, a new species of Campanulaceae, endemic to the Itatiaia National Park in the Atlantic Forest (Brazil). The new species is compared with W. linarioides, the sympatric and morphologically most similar species, and to W. intermedia. Wahlenbergia itatiaiensis is mainly distinguished by the linear to lanceolate leaves with few, short denticles along the margin, 3-locular ovary, and 3-lobed stigma. An identification key for these species is provided. The new species occurs on sandy and rocky, wet soils, adjacent to dirt roadsides of the upper part of the National Park. Detailed comments on the distribution and conservation status, as well as details of morphological variation and photographs are provided.


Phytotaxa ◽  
2015 ◽  
Vol 217 (1) ◽  
pp. 63
Author(s):  
Anna-Thalassini Valli ◽  
Rea Artelari

Limonium korakonisicum (Plumbaginaceae), a new species from Zakynthos Island (Ionian Islands, Greece), is described and illustrated from the only known population (locality Korakonisi) located in the southwestern coast of the island. The hexaploid chromosome number (2n=6x=51), the karyotype and the self-incompatible pollen-stigma combination A (‘A’pollen and ‘Cob’ stigma), support that L. korakonisicum is an apomictic taxon originated through hybridization. This new taxon is related to the polyploid apomictic Limonium species which are prevalent in the Aegean area and especially to the recently described Cytherian endemic L. spreitzenhoferi Erben & Brullo. The morphological differences of L. korakonisicum from L. spreitzenhoferi as well as from the sexual diploid endemic L. phitosianum, which coexists at the same locality, are discussed. Data on the ecology and conservation status of the new species are also given.


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