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Jana, B. & R. C. Srivastava (2014). Lectotypification of six species of Kobresia Willd. (Cyperaceae). Candollea 69: 109-113. In English, English abstract.
Six species of Kobresia Willd. (Cyperaceae) are lectotypified here: Kobresia curticeps (C. B. Clarke) Kük. (≡ Carex curticeps C. B. Clarke), Kobresia duthiei C. B. Clarke, Kobresia fissiglumis C. B. Clarke, Kobresia nitens C. B. Clarke, Kobresia pygmaea (C. B. Clarke) C. B. Clarke ( ≡ Hemicarex pygmaea C. B. Clarke) and Kobresia uncinioides (Boott) C. B. Clarke (≡ Carex uncinioides Boott).
Ferrer-Gallego, P. (2014). Typification of Arisarum vulgare O. Targ. Toz (Araceae). Candollea 69: 115–118. In English, English abstract.
The typification of the name Arisarum vulgare O. Targ. Tozz. (≡ Arum arisarum L.) (Araceae) is discussed. The designation of the corresponding type is based on the consultation of the Linnaeus's original material and the literature cited in the respective protologue. An illustration from Clusius is designated as the lectotype. An epitype is also designated here in order to avoid any ambiguity in the interpretation of the lectotype specimen.
Price, M. J. (2014). Hedwig-Schwägrichen types catalogue update (1): new typifications and typification corrections. Candollea 69: 119–133. In English, English and French abstracts.
An update of the “Catalogue of the Hedwig-Schwägrichen Herbarium (Part 1)” of 2005 has been compiled herein. It collates the 38 recently published typifications for the Hedwig moss names and includes updated information on 12 typifications that were unintentionally omitted or incorrectly cited in the original catalogue. Information on the place and page of publication of each typification as well as the details of the types themselves is given for each name concerned. Given the complexities of the typification process of the Hedwig material (for example, the historical nature of the material, presence of different entities with different temporal or geographic origins on the type sheet, two or more species attached to the same sheet, the presence of Schwägrichen's annotations, labels that do not correspond exactly with the protologue or validating description) the correct citation of the G-Hedwig herbarium sheet and of the elements on it being typified are of crucial importance. To facilitate the unequivocal identification of the Hedwig specimens in G a list of the barcodes assigned to each of the Hedwig herbarium sheets figured in the original catalogue is provided.
Thulin, M., L. Nusbaumer & L. Gautier (2014). Bauhinia darainensis Thulin & Nusb. (Fabaceae), a new species from northern Madagascar. Candollea 69: 135–139. In English, English and French abstracts.
Bauhinia darainensis Thulin & Nusb. (Fabaceae), a new species from the Loky-Manambato region of north-eastern Madagascar, is described and illustrated. The species is believed to be most closely related to Bauhinia decandra Du Puy & R. Rabev. from south-central and southern Madagascar and Bauhiniahildebrandtii Vatke that is widespread in northern Madagascar. Bauhinia darainensis differs from both these species notably by its white petals, with the upper petal pink towards the tip, and by its stamen arrangement with three longer and seven shorter and more slender stamens. The distribution and ecology of the new species are discussed and a preliminary IUCN Red List conservation assessment is proposed.
Callmander, M. W., P. B. Phillipson & G. E. Schatz (2014). Towards a revision of the genus Vitex L. (Lamiaceae) in Madagascar I : a distinctive new species from North-eastern Madagascar. Candollea 69: 141–147. In English, English and French abstracts.
A review of the genus Vitex L. (Lamiaceae) in the context of the “Catalogue of the Vascular Plants of Madagascar” project has led us to discover a number of probable new species and uncover other necessary taxonomic changes for the genus. One particularly distinctive new species, Vitex lowryi Callm., Phillipson & G. E. Schatz, is described and illustrated in this article, the first of a series in which we envisage presenting the results of our ongoing investigations on Malagasy Vitex. A discussion of the differences between the new species and a group of the morphologically most similar species of the genus in Madagascar is provided, together with photographs showing the key features of each. Finally, a distribution map and a preliminary conservation assessment following IUCN Red List Categories and Criteria are provided for the new species.
Wahlert, G. A., L. Nusbaumer & P. Ranirison (2014). Grewia gautieri Wahlert & Nusb. (Malvaceae, Grewioideae): a new species from Madagascar. Candollea 69: 149–155. In English, English and French abstracts.
Grewia gautieri Wahlert & Nusb. (Malvaceae, Grewioideae), a new species from Madagascar, is described and illustrated. This new species is similar to Grewia brideliifolia Baill. by its 4-merous flowers, 3-flowered cymes, and drupaceous fruits, but differs by its chartaceous leaves, petals that usually lack a nectariferous gland, and fruits that contain a single pyrene. The distribution and ecology of the species are presented, and an IUCN conservation status is provided.
Hong-Wa, C., M. W. Callmander & C. Baider (2014). Taxonomy and conservation of the genus Noronhia Thouars (Oleaceae) in Mauritius. Candollea 69: 157–163. In English, English abstract.
The genus Noronhia Thouars (Oleaceae), formerly known only from Madagascar and the Comoros, also occurs in Continental Africa and the Mascarene Islands. We present a taxonomic and conservation overview of the genus in Mauritius. Two new combinations are proposed for the Mauritian endemic species previously recognized in Chionanthus L. and described in Olea L.: Noronhia macrophylla (Baker) Hong-Wa & Callm. & Noronhia obovata (Baker) Hong-Wa & Callm. while the third species occurring on the island, a Mascarene endemic, already has a valid name in Noronhia: Noronhia broomeana Oliv. Applying the IUCN Red List Categories and Criteria, the three species occurring on Mauritius are considered as threatened with extinction. Discussion on the conservation status of each species is provided.
Rakotoarivelo, N., S. Andriambololonera, P. B. Phillipson & M. W. Callmander (2014). A new species in the genus Nesogordonia Baill. (Malvaceae) endemic from northern Madagascar. Candollea 69: 165– 170. In French, English and French abstracts.
A new species of Nesogordonia Baill. (Malvaceae, Sterculioideae),Nesogordonia chrysocarpa Rakotoar. & Callm., is described from northern Madagascar. The new species is the fourth known species of the genus having all stamens fertile. It differs from other species in having 30 stamens arranged in two whorls: the external with five fascicles of 4 stamens and the internal with five fascicles of 2 stamens, and by a golden stellate indument on the internal surface of the seed locules. In addition to the description of the new species, we provide a discussion on its morphology, line drawings, a distribution map and the assessment of its preliminary risk of extinction according to the IUCN Red List Categories and Criteria.
Rakotonirina, N., M. W. Callmander, P. B. Phillipson & J. M. Lock (2014). Two new species of Xyris L. (Xyridaceae) endemic to Madagascar with a key to the Malagasy species. Candollea 69: 171–178. In English, English and French abstracts.
A review of the available herbarium material and of the currently recorded species of the genus Xyris L. (Xyridaceae) from Madagascar in the context of the “Catalogue of the Vascular Plants of Madagascar” project has led us to identify two new species which are described here as: Xyris labatii Rakoton., Callm. & Phillipson and Xyris marojejyensis Lock, Rakoton., Callm. & Phillipson. This brings the total number of species that we recognize on the island to seven. A key to the Malagasy species of Xyris, illustrations of the new species and a discussion of their morphological affinities are provided, together with preliminary conservation status assessments following IUCN Red List Categories and Criteria.
Chen, W.-H., Y.-M. Shui & M. Möller (2014). Two new combinations in Oreocharis Benth. (Gesneriaceae) from China. Candollea 69: 179–182. In English, English abstract.
Recent molecular phylogenetic studies indicated that no less than ten genera of Gesneriaceae are nested in Oreocharis Benth., and the circumscription of the genus was extended accordingly. The enlarged genus has a distribution predominantly in China. On the basis of recent molecular phylogenetic studies, two further species are transferred to Oreocharis here : Briggsia speciosa (Hemsl.) Craib and Ancylostemon dimorphosepalus W. H. Chen & Y. M. Shui and the necessary new combinations are provided.
Lowry II, P. P., L. Nusbaumer, A. Randrianasolo, G. E. Schatz & C. Hong-Wa (2014). Endemic Families of Madagascar. XIII. New, restricted range species of Eremolaena Baill. and Schizolaena Thouars (Sarcolaenaceae). Candollea 69: 183–193. In English, French and English abstracts.
One new species of Eremolaena Baill. and two new species of Schizolaena Thouars (belonging to the family Sarcolaenaceae) are described, illustrated and compared with the members of their respective genera they most closely resemble. Eremolaena darainensis Nusb. & Lowry is similar to Eremolaena rotundifolia (F. Gérard) Danguy but differs from it by features of the indument on the leaves and the sepals, and occurs only in the Loky-Manambato (Daraina) region of far north-eastern Madagascar, where it occurs in semi-deciduous forest on granite. Schizolaena charlotteae Lowry & G. E. Schatz resembles Schizolaena milleri Lowry & al. but is distinguished by differences in sepal indument, petal color, the number of stamens, and the length of the processes borne on the involucre in fruit. Schizolaena parvipetala Randrian. & Hong-Wa is similar to Schizolaena gereaui Lowry & al. but differs by petal size, leaf acumen length, the number of stamens, and the number of flowers per involucre. Both new species of Schizolaena Thouars are only known from lowland humid forest in far south-eastern Madagascar, in the vicinity of the city of Tolagnaro. The distribution and ecology of each species are discussed and preliminary IUCN conservation assessments are provided.
Buerki, S., D. R. Doherty, L. Gautier & M. W. Callmander (2014). Rediscovery of the genus Tsingya Capuron (Sapindaceae) and its phylogenetic position. Candollea 69: 195–200. In English, English and French abstracts.
A recent intensive inventory in the Beanka region in western Madagascar has led to the rediscovery of a poorly known endemic and monotypic Malagasy genus: Tsingya Capuron (Sapindaceae). Tsingya bemarana Capuron was only known from the type collected in 1952 in the Bemaraha eroded limestone massif. This rediscovery allows to confirm its generic validity by providing a full taxonomical description of its only species, including its fruit so far unknown, and inferring its phylogenetic position, and to assess its conservation status.
Bone, R. E., E. Sanz & S. Buerki (2014). The transfer of Eulophia beravensis Rchb. f. to Oeceoclades Lindl., a genus with its centre of diversity in Madagascar (Eulophiinae, Orchidaceae). Candollea 69: 201–205. In English, English and French abstracts.
Recent phylogenetic inferences among Eulophiinae genera have resolved Eulophia beravensis Rchb. f. as nested within the near-endemic Malagasy genus Oeceoclades Lindl. This result is supported by several morphological characters found in Eulophia beravensis that are diagnostic for Oeceoclades, and we therefore propose here to transfer this species to Oeceoclades. A species distribution map and a preliminary conservation assessment are also provided.
Ramella, L., M. Soloaga & P. Perret (2014). Typifications of names published by E. Hassler and R. Chodat in the genus Dorstenia L. (Moraceae) of the flora of Paraguay. Candollea 69: 207–210. In Spanish, English and Spanish abstracts.
The authors typify 7 names in the genus Dorstenia L. published by Emil Hassler and Robert Chodat based on specimens collected in Paraguay. For each name, the typical material in accordance to the original descriptions and used by these authors is identified. A typographical error in the designation of the holotype of Dorstenia cayapia subf. lobata Hassl. is corrected. The prior lectotypification of Dorsteniacayapia f. paraguariensis Hassl. is narrowed down to a single specimen. Dorstenia brasiliensis var. guaranitica Chodat is a superfluous illegitimate name.
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