Croton nagaoi, a new species of Euphorbiaceae from southern Laos
Croton nagaoi (Euphorbiaceae) is described based on a specimen collected from the basin of the Bolaven Plateau, southern Laos. It is most similar to Croton thorelii Gagnep. of Laos, Cambodia, Thailand and Vietnam in size and shape of lamina, short petioles less than 1 cm long, and basal glands lateral on the abaxial midrib base, […]
A New Species and a New Combination of Grona with a List of Desmodium s.l. (Leguminosae) of Indochina
Desmodium s.l. (Leguminosae tribe Desmodieae) is highly diverse in Indochina at the generic level. Among the segregates from Desmodium s.s., Grona has most differentiated in the region with 16 species. This paper adds two species of Grona to the region: a new species, G. laosensis H.Ohashi, K.Ohashi & Tagane, and a new combination, G. ovalifolia […]
A field guide natural wonders of plant at Phoubia, Nnouvong District, Xaysomboun Province
ພູເບ້ຍເປັນພູທີ່ສູງສຸດຂອງ ສປປ ລາວ ໃນລະດັບຄວາມສູງ 2.820 ແມັດ, ມີທີ່ຕັ້ງຝນເມື່ອງອານຸວົງ, ແຂວງໄຊສົມບູນ, ເຊິ່ງປົກຄຸມດ້ວຍປ່າໄມ້ທີ່ມີຄຸນຄ່າທາງດ້ານເສດຖະກິດ ແລະ ຊີວະນາໆພັນທີ່ອຸດົມສົມບູນ ເປັນເອກະລັກ ແລະ ມະຫັດສະຈັນ, ນອກຈາກນັ້ນຍັງເປັນບ່ອນຢູ່ອາໄສຂອງສັດປ່າຫຼາຍຊະນິດ ເຊັ່ນ: ໝີ, ເໝືອຍ, ເຍືອງ, ໝູປ່າ, ກວາງ, ຟານ, ທະນີ, ລີງ, ຂາແດງ ແລະ ອື່ນໆ. ພູເບ້ຍມີຄວາມເໝາະສົມໃນການພັດທະນາໃຫ້ເປັນແຫຼ່ງທ່ອງທ່ຽວທຳມະຊາດທີ່ສາມາດສ້າງກິດຈະກຳທ່ອງທ່ຽວໄດ້ຢ່າງຫຼາກຫຼາຍຮູບແບບ. ບໍລິເສັດກຸ່ມຄຳໄພຊະນະ ຈຶ່ງໄດ້ສຶກສາຄວາມເປັນໄປໄດ້ໃນການພັດທະນາພູເບ້ຍ ໃຫ້ເປັນແຫຼ່ງທ່ອງທ່ຽວຕາມໂຄງການ “phubia paradise” ນັບແຕ່ປີ 2018 ເປັນຕົ້ນມາ.
Zingiber collinsii Mood & Theilade (Zingiberaceae), a newly recorded ginger from Laos
A botanical expedition to southern Laos recorded the occurrence of Zingiber collinsii Mood & Theilade (Zingiberaceae), which had been recognized as endemic to Vietnam. Since this is a little-known species, detailed description, illustration, notes on habitat, ecology, and taxonomic discussion compared with the Vietnamese type are provided based on our newly collected Lao materials.
New native and introduced species record of Piper (Piperaceae) in Lao PDR
Eight native species of Piper namely P. chantaranothaii Suwanph. & D. A. Simpson, P. doiphukaense Suwanph. & Chantar., P. grif¿ thii C. DC., P. kurzii Ridl., P. laetispicum C. DC., P. lonchites Roem. & Schult., P. peepuloides Roxb. and P. suipigua Buch.-Ham. ex D. Don and also an introduced species, P. retrofractum Vahl are newly […]
Six new species of Argostemma Wall. (Rubiaceae) from Laos
Argostemma Wall. is a large genus of herbaceous plants in the tribe Argostemmateae (Rubiaceae–Rubioideae), mainly distributed in Southeast Asia and its taxonomy is far from completely known. Eight species of Argostemma were previously reported from Laos, but we here add six more species (Argostemma lamxayanum, A. lobbioides, A. longisepalum, A. paksongense, A. svengsuksae and A. […]
Begonia xenos—a new species and an updated checklist of Begonia in Laos
This study provides an updated list of Begonia occurring in Laos, and a new species is added to the checklist. The new taxon, Begonia xenos C.W.Lin, Phonep. & Rahm is similar to B. sinofloribunda Dorr in habit and leaf shape, but the new species differs in its staminate flowers having 4 tepals (vs. 2) with slightly crenulate (vs. entire) margins, pistillate […]
Notes on the genus Millettia (Fabaceae: Millettieae) in the Indo-Burmese region; a new species, new records and lectotypifications
New species, new records and lectotypifications in Millettia are presented. Millettia densiflora, a new species discovered from Laos, is described and illustrated. Additionally, we provide a detailed morphological description, illustrations, colour plates, distribution map, phenology, conservation status and a discussion of its closest affinity. We further present first reports for Thailand (Millettiacana, M. puerarioides and […]
Strobilanthes bolavenensis, a new species of Acanthaceae from Bolaven Plateau, southern Laos
A new species of Strobilanthes (Acanthaceae), S. bolavenensis, is described from Bolaven Plateau, southern Laos. Photos and illustration are given together with information of habitat, ecology, vernacular name and preliminary conservation assessment based on IUCN criteria.
ບັນຊີລາຍຊື່ພືດທີ່ມີທໍ່ລຳລຽງຂອງ ສປປ ລາວ (A Checklist of the Vascular Plants of Lao PDR version 1.0)
ປື້ມບັນຊີລາຍຊື່ພືດຂອງສປປລາວເຫຼັ້ມນີ້ໄດ້ລວບລວມລາຍຊື່ພືດຂອງລາວທີ່ໄດ້ ປັບປຸງ ແລະ ໄດ້ບັນທຶກໄວ້ໃນເວບໄຊດ໌ຂອງສວນພຶກສາສາດເອດິນເບີກ (https://padme.rbge.org.uk/laos/list) ເຖິງ 2021, ພ້ອມທັງມີການເພີ່ມບັນດາລາຍຊື່ຊະນິດພືດຂອງ ລາວ ທີ່ຜ່ານການພັນລະນາ ແລະ ຈັດພິມ ໂດຍນັກຄົ້ນຄວ້າຂອງນັກພຶກສາສາດຂອງລາວ ແລະ ຕ່າງປະເທດ ໄດ້ພິມອອກໃນວາລະສານທາງວິທະຍາສາດພາຍໃຕ້ການສະໜັບສະໜູນຂອງໂຄງ ການສ້າງຄວາມເຂັ້ມແຂງທາງດ້ານການຄົ້ນຄວ້າວິທະຍາສາດຂອງຄະນະວິທະຍາສາດທຳ ມະຊາດ, ມະຫາວິທະຍາໄລແຫ່ງຊາດ ທີ່ມີການພົວພັນກັບການອະນຸລັກຊີວະນາໆພັນ ແລະ ການປົກປັກຮັກສາສິ່ງແວດລ້ອມ (PICE / LAN 2).
