Maclaudia felixii, a new genus and species in the Periplocaceae from Guinea, West Africa

Maclaudiafelixii, a new genus and species from Guinea, West Africa is described. Maclaudia resembles the genera Stomatostemma N.E. Br., Mangenotia Pichon and Ectadium E. Meyer in the structure of the flower. This new taxon is distinguished by the campanulate corolla tube, corniculate corona lobes arising from the corolla mouth, interstaminate lobular discs, and stamens arising from the base of the corolla tube.     

Primulina moi sp. nov. (Gesneriaceae) from a limestone area in northern Guangdong,China

A new species of Primulina, P. moi, from Guangdong, China, is described and illustrated. It is similar to P. lijiangensis in leaf shape, but can be distinguished by several characters, such as base of corolla tube constricted, lobes of adaxial lip ovate, abaxial lip 3‐lobed from base, lobes elliptic or oblong elliptic with cuspidate apex, yellow corolla and filaments, two non‐adhesive anthers when corolla is open, adnate only before anthesis and 2 stamnoides.     

Dischidia kerrii sp. nov. (Apocynaceae: Asclepiadoideae) from northeastern Thailand

Dischidia kerrii is presented as a new species from northeastern Thailand. This newly discovered species is thoroughly described, discussed and illustrated. A comparison is made with the putative closely related species D. acuminata. They can be distinguished by differences in corolla lobes and staminal corona lobes.     

Picrorhiza tungnathii sp. nov. from western Himalaya,India

The new species Picrorhiza tungnathii Pusalkar is described and illustrated from the western Himalaya, India. It is distinguished from the allied P. kurrooa Royle ex Benth. by being 10–25 cm tall, having a moderately dense, (10–)15–25‐flowered spike, a zygomorphic, 2‐lipped, glandular‐ciliate corolla that is equaling or slightly exceeding the calyx and partly visible or sub‐exserted between the calyx lobes, a conspicuously long (longer than the corolla lobes), curved corolla tube (1/2–4/5 the length of the calyx), unequal corolla lobes that are ovate‐lanceolate to lanceolate, acute to sub‐acuminate and moderately ciliate, a mid‐lobe of the upper lip that is obliquely erect, galeate with retuse or emarginate apex, lateral corolla lobes that are slightly smaller than the mid‐lobe of the upper lip, a lower corolla lip that is slightly shorter than the lateral lobes, obliquely erect or spreading, didynamous, long‐exserted (2–3 times the corolla) stamens, pollen of the Paederota‐type and a style that is 2–3 times as long as the corolla.     

Hemiboea rubribracteata Z. Y. Li & Yan Liu,a new species of Hemiboea (Gesneriaceae) from Guangxi,China

A new species of Gesneriaceae, Hemiboea rubribracteata Z. Y. Li & Yan Liu, is described from Guangxi, China. The new species is similar to H. cavaleriei Lévl. in its leaf form, but differs by its robust and rigid stem, red involucre, longer calyx lobes, corolla white and glabrous outside, lower lip of corolla 3-lobed to middle. Key words Hemiboea, Hemiboea rubribracteata Z. Y. Li & Yan Liu, Gesneriaceae, new species, Guangxi, China.     

Manipulus Rubiacearum IV. Kerianthera (Rubiaceae), a new genus from Amazonian Brazil

A new genus,Kerianthera, and its single new species,K. preclara, are presented.Kerianthera is a member of tribe Condamineeae and is easily distinguished from related genera by its 4-merous calyx, 7 or 8-merous corolla, stamens separating from the corolla tube at its apex, anthers with approximately 300 locelli, septicidal capsules, and seeds irregularly biwinged. It is most similar phenetically to the genusPinckneya with which it shares foliar calyx lobes on some flowers, corolla lobes densely pubescent on the inner surface, and winged seeds.     

Novae Gesneriaceae Neotropicarum XVIII: Columnea carinata, a new species of Gesneriaceae from northwestern Ecuador

A new species of Columnea (Gesneriaceae, tribe Episcieae) is described from the Chocó floristic region of the western Andean slopes of northern Ecuador. Columnea carinata differs from other congeners by the presence of elongate shoots, isophyllous leaves, and a uniformly bright red corolla, with nearly complete fusion of the upper two corolla lobes and an elongate keel on the dorsal surface of the corolla tube.     

清水河枸杞，宁夏茄科一新种

描述了宁夏茄科枸杞属一新种,清水河枸杞。此新种与黑果枸杞相接近,但其枝条直伸,不成"之"字形曲折,花1~4朵簇生,花萼钟形或筒状钟形,花萼裂片边缘无毛,花冠筒部与冠檐近等长;雄蕊着生于花冠筒的喉部,花丝连同花冠无毛或被稀疏短柔毛;浆果扁圆球形,顶端常微凹,深红褐色;种子1~4枚而与后者不同。     

Mussaenda lancipetala X. F. Deng & D. X. Zhang,a new species of Rubiaceae from China

Mussaenda lancipetala X. F. Deng & D. X. Zhang, a new species of Rubiaceae from Yunnan Province, Southwestern China, is described and illustrated. The new species is characterized by its reverse herkogamous sexual system, its ovate-lanceolate corolla lobes with caudate apex, and corolla tube covered with sparse farinose pubescence, by which it is clearly distinguished from other species of Mussaenda.     

中国玉叶金花属(茜草科)植物一新种

报道了在云南发现的玉叶金花属Mussaenda一新种——狭瓣玉叶金花M. lancipetala X. F. Deng ＆ D. X. Zhang。狭瓣玉叶金花的性系统为柱头缩入式雌雄异位; 花冠裂片卵状披针形且具有细长的长尖头, 花冠管外被有粉末状的毛被, 可以很容易与玉叶金花属其他种类相区别。     

Two new species of Mussaenda (Rubiaceae) from Panay Island,Philippines

Two new species of Mussaenda (Rubiaceae) from Aklan, Panay, Philippines are described and illustrated. Mussaenda ustii sp. nov. is distinct by its long pedicel (up to 7 mm), yellow with white margins corolla lobes forming a star and recurved stigma lobes which are always semi‐ or distinctly exserted in long‐styled morphs. Mussaenda viridiflora sp. nov. is characterized by its white, sweet‐scented corolla lobes, which are green tinged on the median ridges and bases, and strongly reflexed calyx lobes. A discussion of the relationships of the new taxa to closely related Philippine Mussaenda is provided. © 2008 The Linnean Society of London, Botanical Journal of the Linnean Society, 2008, 158 , 87–92.     

Ceropegia thaithongiae sp. nov. (Apocynaceae,Asclepiadoideae) from northern Thailand and preliminary observations on impacts of climate change on its only known population

A new pendulous herb, Ceropegia thaithongiae Kidyoo (Apocynaceae, Asclepiadoideae), is described from northern Thailand. This plant is strictly endemic to Chiang Dao Wildlife Sanctuary and critically endangered owing to it living in an ecosystem affected by frequent natural disturbances. It is here described, illustrated and compared to the similar species, C. mairei. Both species have fusiform rootstocks, 1–2‐flowered cymes, deeply bifid outer corona lobes and linear, hairy inner corona lobes. However, the new species can be distinguished by its glabrous stem, leaf covered with hairs on both surfaces and glabrous corolla tube and lobes.     

中国珍珠菜属(报春花科)一新种——右旋过路黄

对新种右旋过路黄Lysimachia dextrorsiflora X. P. Zhang, X. H. Guo &; J. W. Shao进行了描述和绘图。该新种产于中国安徽和福建, 因茎匍匐, 叶对生, 花黄色, 单生叶腋与过路黄L. christinae Hance近缘, 但其花冠裂片在蕾期右旋(顺时针)旋转排列(俯视), 花梗通常长于叶片与叶柄长之和, 花期4月初至5月初而不同。     

Randia lorenceana (Rubiaceae,Gardenieae), una especie nueva del bosque mesófilo de montaña en el estado de Guerrero,México

Randia lorenceana (Rubiaceae), a new species from the cloud forest in the state of Guerrero, Mexico, is described and illustrated. The new species is related to R. matudae, but it differs from that species in having larger stipules, peduncles and calyx lobes, smaller corolla lobes, anthers, and hypanthium in the staminate flowers, and distinctly pendulous fruits due the of the bending of the peduncles.     

A new species of Drymonia (Gesneriaceae) from the eastern slopes of the Ecuadorian Andes

A new species, Drymonia ignea (Gesneriaceae, tribe Episcieae), is described from the eastern slopes of the Ecuadorian Andes from the provinces of Tungurahua, Napo, and Morona-Santiago. It differs from other species of Drymonia by the presence of an urceolate corolla, quadrangular stem, and cucullate calyx lobes.     

Hoya tengchongensis sp. nov. (Apocynaceae,Asclepiadoideae) from Yunnan,China

Hoya tengchongensis, a new species of Apocynaceae, subfamily Asclepiadoideae from Yunnan, China, is described and illustrated. The new species is morphologically similar to Hoya serpens in its creeping habit, bearing small and suborbicular leaves, and adaxially tomentose corolla. However, H. tengchongensis differs from H. serpens in corolla size (ca 7 mm versus ca 12 mm in diam) and corona morphology (corona lobes slightly ascending versus erect).     

Wentsaiboea D. Fang & D. H. Qin,a new genus of the Gesneriaceae from Guangxi,China

Wentsaiboea renifolia D. Fang & D. H. Qin, a new genus and species of Gesneriaceae from Guangxi, China, is described and illustrated. This genus is similar to Dolicholoma D. Fang & W. T. Wang in the shape of stigma, but differs by having leaves reniform, palmately nerved and base cordate, corolla obliquely campanulate, corolla lobes rounded, and both stamens and staminodes adnate to corolla tube near base. It is also similar to Chiritopsis W. T. Wang in the habit, but differs by having leaves palmately nerved, corolla tube campanulate and abaxially swollen, and stigma hippocrepiform.     

贵州六道木属一新种——荔波六道木

报道了贵州忍冬科（Caprifoliaceae）六道木属（Abelia R. Br.）1个新种,即荔波六道木（Abelia lipoensis M. T. An et G. Q. GOU）。新种与糯米条（A. chinensis R. Br.）近缘,不同点在于小枝和叶背无毛,花序宽大,疏松,呈宽圆锥状,花萼裂片近无毛,花冠小,长6~9 mm,白色,与萼裂片近等长或稍长。     

广西苦苣苔科一新属——文采苣苔属

描述了在广西发现的苦苣苔科一新属和一新种,即文采苣苔属Wentsaiboea D. Fang & D. H. Qin及文采苣苔W. renifolia D. Fang & D. H. Qin, 并提供墨线图。文采苣苔属的柱头外形略似长檐苣苔属Dolicholoma D. Fang & W. T. Wang, 不同在于前者叶肾形,基部心形,具掌状脉,花冠斜钟状,裂片圆形,雄蕊和退化雄蕊着生于冠筒近基部。新属在体态上还接近小花苣苔属Chiritopsis W. T. Wang, 但前者叶具掌状脉,冠筒钟状,远轴侧膨胀,柱头马蹄形;在后者叶具羽状脉,冠筒筒状,不膨胀,柱头下唇倒梯形至线形。