scholarly journals  Coleus (Lamiaceae) in Peninsular Malaysia including two new species

PhytoKeys ◽  
2021 ◽  
Vol 186 ◽  
pp. 93-110
Author(s):  
Ruth Kiew ◽  
Imin Kamin

In Peninsular Malaysia, Coleus is represented by five species. Two, C. hairulii Kiew and C. rafidahiae Kiew, are new species. Both are narrowly endemic and restricted to limestone hills as is C. kunstleri (Prain) A.J.Paton. All three are Critically Endangered. Coleus scutellarioides (L.) Benth., although widespread, is probably not indigenous. It is also a common ornamental, while C. monostachyus (P.Beauv.) A.J.Paton is a recent introduction that has spread rapidly and threatens to become a troublesome weed.

2010 ◽  
Vol 67 (2) ◽  
pp. 209-217 ◽  
Author(s):  
R. Kiew

Paraboea gracillima Kiew (Gesneriaceae) is described from Perlis, Malaysia, and from Ban Khamphaengphen in Peninsular Thailand. Paraboea lambokensis Kiew is described from two hills in Kelantan, Malaysia. Both are restricted to limestone. Paraboea lambokensis is endemic in Peninsular Malaysia and is Critically Endangered, while P. gracillima, which is protected in the Perlis State Park, is categorised as Least Concern.


PhytoKeys ◽  
2018 ◽  
Vol 96 ◽  
pp. 99-110 ◽  
Author(s):  
Ruth Kiew ◽  
Imin Kamin

Two new species, Phlegmariurusiminii Kiew (Lycopodiaceae) from limestone karst and P.monticola Kiew from montane habitats, are described from Peninsular Malaysia and a new combination is made for Phlegmariuruspinifolius (Trevis.) Kiew. Phlegmariurusiminii, known from a single hill threatened by quarrying, is Critically Endangered; while P.monticola and P.pinifolius that are relatively widespread are of Least Concern.


Zootaxa ◽  
2005 ◽  
Vol 851 (1) ◽  
pp. 1 ◽  
Author(s):  
HEOK HEE NG ◽  
KELVIN K.P. LIM

The identity of the poorly known bagrid catfish Pseudomystus moeschii (Boulenger, 1890) is clarified and the species redescribed. Two new species of closely related bagrid catfishes are also described: Pseudomystus carnosus from the Way Seputih River drainage in the province of Lampung in the southern tip of Sumatra, and P. fumosus from the Pahang River drainage in eastern Peninsular Malaysia. Pseudomystus carnosus, P. fumosus and P. moeschii can be distinguished from congeners in having an enlarged posterior process of the post-temporal, presence of long hair-like epithelial projections on the skin and long tubular extensions of the sensory pores. Pseudomystus carnosus differs from the other two species in having a pointed (vs. rounded) tip of the nuchal shield, while P. fumosus differs from the other two species in having very well developed procurrent caudal rays which are sinuously curved along the anterior edges (vs. less developed procurrent caudal rays that slope evenly along the edges). A lectotype is designated for P. moeschii.


Phytotaxa ◽  
2021 ◽  
Vol 522 (3) ◽  
pp. 187-199
Author(s):  
INDRAKHEELA MADOLA ◽  
DEEPTHI YAKANDAWALA ◽  
KAPILA YAKANDAWALA ◽  
SENANI KARUNARATNE

Taxonomic revisions are the most reliable pathway in unfolding new species to the world. During such a revision of the genus Lagenandra in Sri Lankan, we came across two new species: Lagenandra kalugalensis and Lagenandra srilankensis from the Wet Zone of Sri Lanka. The two new species were studied in detail and compared with the morphology of the other species described in the genus, and based on field collected data conservation assessments were performed. A detailed description for the two new species and an updated taxonomic key to the Sri Lankan Lagenandra is presented here for easy identification. Recognizing two new endemic members enhances the number of Sri Lankan species of Lagenandra to eleven and global to nineteen. According to the IUCN red data category guidelines, L. kalugalensis qualifies for Critically Endangered category under Criterion B1ab (ii,iii,v) + B2ab (ii,iii,v) while L. srilankensis qualifies for Critically Endangered category under B1ab (iii, iv) + C2 (a) (i, ii). Hence, immediate conservation measures are imperative.


Crustaceana ◽  
1997 ◽  
Vol 70 (6) ◽  
pp. 710-719 ◽  
Author(s):  
Peter K.L. Ng

AbstractTwo new species of freshwater crabs of the family Parathelphusidae are described from southern Thailand. Sayamia melanodactylus sp. nov. is one of the smallest members of the genus known, and seems to be most closely related to S. sexpunctata, but differing in carapace and male gonopod characters as well as in the colour of the fingers of its minor chelae (black against brown). Heterothelphusa fatum sp. nov. is related to H. insolita from nearby northeastern Peninsular Malaysia, but has a distinctly more swollen carapace, proportionately more slender ambulatory legs and a very differently structured major male chela.


Phytotaxa ◽  
2017 ◽  
Vol 316 (3) ◽  
pp. 261 ◽  
Author(s):  
GRAHAM DUNCAN

Two recently discovered species of Lachenalia from South Africa, Lachenalia barbarae from the Overberg district of the Western Cape and Lachenalia adamii from the Bokkeveld escarpment of the Northern Cape, are described. In addition, details of the rediscovery of two species previously thought to be possibly extinct in the wild, Lachenalia martleyi from the Overberg district in the Western Cape and Lachenalia macgregoriorum from the Bokkeveld plateau in the Northern Cape, are provided, as well as a range extension for the critically endangered Lachenalia moniliformis from the Breede River Valley in the Western Cape.


Zootaxa ◽  
2018 ◽  
Vol 4434 (2) ◽  
pp. 250 ◽  
Author(s):  
CHAN KIN ONN ◽  
ROBIN KURIAN ABRAHAM ◽  
JESSE L. GRISMER ◽  
L. LEE GRISMER

Previously, only one species of torrent frog (Amolops larutensis) was thought to occur throughout Peninsular Malaysia. However, genomic work has demonstrated that populations from eastern Peninsular Malaysia form two separate lineages that are genetically distinct from A. larutensis that is now restricted to the western half of Peninsular Malaysia. This study demonstrates that all three lineages can be morphologically distinguished from each other, thereby providing additional support for the recognition of the eastern lineages as two distinct species. These lineages are described herein as Amolops gerutu sp. nov. from the eastern states of Kelantan, Terengganu, and Pahang, and A. australis sp. nov. from the southern-most state of Johor. In general, these two new species form a clade that is sister to A. larutensis and can be readily distinguished from it by having: (1) considerably denser and more pronounced dorsal tubercles, and (2) the posterodorsal surface of thighs having dense, dark stippling as opposed to broad vermiculations. Although differences in other morphometric characters were detected, their utility as diagnostic characters should be applied with caution due to the large intraspecific variation that overlaps among different species in many of the characters we measured. As such, we advocate for the use of tuberculation and pattern of the posterodorsal portion of the thighs as primary diagnostic characters. These characters can readily distinguish A. larutensis from the two new species. To differentiate A. australis sp. nov. from A. gerutu sp. nov. and A. larutensis, body size can be a good diagnostic character as A. australis sp. nov. is significantly smaller in both males (mean = 31.04 ± 1.59 mm) and females (mean = 46.48 ± 3.2 mm). Additionally, we show a strong positive correlation between body size and elevation, with populations from montane forests (>900 m asl) being considerably larger than populations at lower elevations. 


Zootaxa ◽  
2017 ◽  
Vol 4319 (2) ◽  
pp. 383 ◽  
Author(s):  
NAVNEET SINGH ◽  
RAHUL JOSHI ◽  
RAHUL RANJAN

The genus Microlithosia Daniel, 1954 is a member of the subtribe Lithosiina, tribe Lithosiini of the subfamily Arctiinae and family Erebidae. It was described as a monotypic genus for its type species, M. shaowuica Daniel, 1954 from SE China (Fujian, Shaowu).Recently, the genus was reviewed by Dubatolov & Kishida (2012) with the inclusion of four species: M. shaowuica Daniel,1954 (from its type locality, and additionally from South Central China (Hunan)), M. nanlingica Dubatolov, Kishida & Wang, 2012 from South-East China (Guangdong), M. umbripuncta (de Joannis 1928) from North Vietnam and Thailand (Chiang Mai, Chanthaburi, Nakhon Nayok, Nakhon Ratchasima, Kanchanaburi, Chumphon, Phitsanulok), and M. decreta (Butler 1877) from Borneo and Thailand (Nakhon Ratchasima). Later on, Bucsek (2012, 2014) described two new species, M. pseudodecreta Bucsek, 2012 and M. johara Bucsek, 2014 both from Peninsular Malaysia. Kirti and Singh (2016) subsequently added a further species, M. champhaiensis Singh & Kirti, from India (Mizoram, Champhai). So at present, Microlithosia comprises seven species, with single from India. 


Author(s):  
Amnon Freidberg ◽  
Damir Kovac ◽  
Shiuh-Feng Shiao

Ichneumonopsis Hardy,1973, a genus of oriental fruit flies, is revised and two new species, I. hancocki sp. nov. (from Peninsular Malaysia) and I. taiwanensis sp. nov. (from Taiwan), are described. A key to the three species of Ichneumonopsis is presented. In northern Thailand larvae of I. burmensis Hardy, 1973 develop in bamboo shoots of Pseudoxytenanthera albociliata (Munro) Nguyen and Dendrocalamus strictus (Roxburgh) Nees (Poaceae), not Melocalamus compactiflorus as previously reported. The recently discovered association of I. burmensis with bamboo substantiates our previous assumption assigning Ichneumonopsis to the primarily bamboo-inhabiting tribe Gastrozonini. Hence, we synonymize Ichneumonopsidini under Gastrozonini (syn. nov.).


Author(s):  
Petra De Block

Homollea Arènes (Rubiaceae, subfamily Ixoroideae, tribe Pavetteae) is a genus of shrubs and small trees endemic to western and northern Madagascar. The genus comprises five species occurring in dry deciduous forest, often in limestone areas. The five species are narrow endemics and their conservation status is either Endangered (4 species) or Critically Endangered (1 species). Homollea is characterized by few-flowered, pseudo-axillary, pedunculate inflorescences, well-developed calyces with the lobes much longer than the tube, laterally flattened seeds with a shallow, elongated to linear hilum and entire endosperm, ovules arising from the upper margin of the placenta, and, pollen grains with supratectal elements in the shape of microgemmae. Until now, three species were known and their descriptions are amended. Two further species, H. furtiva De Block sp. nov. and H. septentrionalis De Block sp. nov., are described as new for science. The five species are dealt with in detail: descriptions, distribution maps, conservation assessments, illustrations, lists of exsiccatae and an identification key are given.


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