Chapelieria magna, a new species of Rubiaceae from eastern Madagascar
نویسندگان
چکیده
A new species of Chapelieria was discovered during a recent field trip to the Masoala National Park in eastern Madagascar, and is described here as Chapelieriamagna Kainul., sp. nov. This species is readily distinguishable from previously described species of the genus by its quadrangular shoots, triangular-calyptrate stipules, sessile leaves, pubescent styles, and ridged fruits. It also differs in the larger number of ovules and the much larger size of leaves and fruits.
منابع مشابه
Galium shinasii (Rubiaceae): a new species of Galium L. from Eastern Turkey
Galium shinasii Yıldırım (Rubiaceae), is described as a new species from Malatya Province in eastern Anatolia, Turkey. The new species is morphologically related to Galium cornigerum Boiss. & Hausskn. Galium lasiocarpum and Galium sorgereae Ehrend. and Schönb. but clearly differs from them based on the morphological differences presented in the species description. In addition, the conservation...
متن کاملPlant Formations in the Eastern Madagascan BioProvince
Eastern Madagascan Lowland Rain Forest Below an altitude of about 800 m this unique tropical rain forest once extended along the entire east coast of Madagascar. Compared to its counterpart in the Guineo-Congolian BioProvince the canopy of these forests are generally lower and the foliage is much more coriaceous and xeromorphic. They are extremely species-rich and show great variation in specie...
متن کاملStipa richteriana (Poaceae) and Galium songaricum (Rubiaceae): two new additions of the Central Asian species to the flora of Iran
Stipa richteriana and Galium songaricum are newly recorded species for the flora of Iran, collected from Binalood and Hezar-Masjed Mountains in Razavi Khorassan Province. The geographical distribution of both species is mainly confined to the Middle Asia. Morphological characters of two newly recorded species are compared with their close relatives. Notes on taxonomy, ecology, phytogeography, a...
متن کاملCOUSINIA PAPILLOSA, A NEW SPECIES FROM EASTERN IRAN, INCLUDING CHROMOSOME COUNT AND PALYNOLOGICAL STUDIES
Cousinia papillosa (Asteraceae) from eastern Iran is described and illustrated as a new species. Differences between the new species and its closest relative, C. meshhedensis, are discussed. A map showing the distribution of the two species is given. The scanning electron micrography of the pollen grains shows obvious differences between the two species especially in the sculpturing of exine. T...
متن کاملA new species of Mantidactylus (subgenus Chonomantis) from Ranomafana National Park, eastern Madagascar (Amphibia, Anura, Mantellidae)
We describe a new frog species of Mantidactylus belonging to the subgenus Chonomantis from Ranomafana National Park, in the Southern Central East region of Madagascar, at mid-elevations (about 950 m above sea level). Specimens of Mantidactylus paidroa sp. nov. were observed during the day in cavities under large rocks next to a stream in rainforest. Their advertisement calls are unique in Chono...
متن کامل