Carex zhejiangensis sp. nov. (Cyperaceae) from Zhejiang,eastern China

Carex zhejiangensis X. F. Jin, Y. J. Zhao, C. Z. Zheng & H. W. Zhang, a new species of Carex sect. Rhomboidales sensu Kükenthal (Cyperaceae) from Zhejiang, eastern China, is described with illustrations. This new species is morphologically similar to C. filipes and C. macroglossa. Compared to C. filipes, C. zhejiangensis has elongated rhizomes, scattered culms, rather densely flowered pistillate spikes, achenes shortly stipitate at the base, and styles erect at the base. In contrast, C. filipes has short rhizomes, caespitose culms, sparsely flowered pistillate spikes, achenes obscurely stipitate at the base, and styles curved at the base. C. zhejiangensis differs from C. macroglossa by having elongated rhizomes and scattered culms, pistillate scales awned at apex, and perigynia contracted to a narrowly infundibuliform beak at apex. Diagnostic morphological characters, which are based upon population sampling, were analyzed in Carex zhejiangensis sp. nov., C. filipes and C. macroglossa.     

Carex qingliangensis sp. nov. (Cyperaceae) from Zhejiang, eastern China

Carex qingliangensis D. M. Weng, H. W. Zhang & S. F. Xu, a new species of the Cyperaceae from Zhejiang, China, is described with illustrations. The new species is morphologically similar to C. dolichostachya Hayata and C. tianmushanica C. Z. Zheng & X. F. Jin, but differs from the former in having perigynia sparsely pubescent and achenes constricted into a short neck at apex. It differs from the latter in having achenes not contracted in the middle part.     

Carex dapanshanica sp. nov. (C. sect. Mitratae,Cyperaceae) from Zhejiang,China

Carex dapanshanica X. F. Jin, Y. J. Zhao & Z. L. Chen, a new species of Cyperaceae from Mount Dapan, Zhejiang Province, eastern China is described and illustrated. The new species is morphologically similar to C. chungii C. P. Wang, but differs in having 2 or 3spikes, pistillate scales with brown margins and short‐awned at apex, and glabrous perigynia. Micromorphological photographs of the achenes of C. dapanshanica and C. chungii under SEM (scanning electron microscope) are provided as well.     

Carex yandangshanica sp. nov. (Cyperaceae; C. sect. Rhomboidales) from Zhejiang,China

Carex yandangshanica C. Z. Zheng & X. F. Jin, a new species of Carex sect. Rhomboidales Kükenth. from Zhejiang, China, is described and illustrated. The new species is similar to C. thibetica Franch. and C. brevicuspis C. B. Clarke, but differs from the former by having trabeculate leaves, pistillate spikes with 6–10 staminate flowers or without staminate flower at the apex, and achenes at apex contracted into a slightly curved beak, and from the latter by having lateral culms, trabeculate leaves, and elliptic, rubiginous and awned pistillate scales. SEM microphotographs of perigynia and achenes are provided for the new species and related taxa.     

Rubia austrozhejiangensis sp. nov. (Rubiaceae) from Zhejiang,China

Rubia austrozhejiangensis Z. P. Lei, Y. Y. Zhou & R. W. Wang, a new species of Rubiaceae from China, is described and illustrated. The new species is similar to R. ovatifolia Z. Ying Zhang and R. argyi (H. Lév. & Vaniot) H. Hara ex Lauener, but differs from the former in having stems and branches cylindrical, not quadrate‐angled, long‐ovate to ovate‐lanceolate leaf blades, many‐flowered inflorescence, and smaller mericarps, 3–4 mm in diameter. In R. ovatifolia, stems and branches are quadrate‐angled, leaf blades ovate, ovate‐cordate to rounded cordate, and the inflorescences are sparsely flowered. Compared to R. argyi, the new species has cylindrical, not quadrate‐angled stems and branches, leaf blades that are long‐ovate to ovate‐lanceolate, 3–5‐veined, and slightly reflexed corolla lobes. In R. argyi, stems and branches are quadrate‐angled or winged, the corolla lobes are spreading, and the mericarps are 5–7 mm in diameter.     

Ostericum atropurpureum sp. nov. (Apiaceae) from Zhejiang,China

Ostericum atropurpureum G. Y. Li, G. H. Xia & W. Y. Xie (Apiaceae, Apioideae) from Zhejiang, China, is described and illustrated. It is closely related to O. huadongense Z. H. Pan & X. H. Li and O. sieboldii (Miquel) Nakai, but differs in having leaves with 1.5–9.0 cm long petiole, linear bracteoles 6–12 mm long, 5–9 rays, 7–14‐flowered umbellules, dark purple petals, broadly winged dorsal and lateral fruit ribs, 1.0–1.5 mm broad, 3–6 vittae in each furrow and 4–8 on the commissure.     

Primulina xiziae sp. nov. (Gesneriaceae) from Zhejiang Province,China

A new species of Gesneriaceae, Primulina xiziae Fang Wen, Yue Wang & G. J. Hua, from Zhejiang Province, China, is identified, illustrated and described. It resembles the widespread P. eburnea, and the stenochoric P. pseudoeburnea, but differs by the leaf blades being ovate‐elliptic or ovate, chartaceous with ciliate margins, 8.5–13.8 mm long, slender peduncle, ovate, ca 1.2 × 1.0 cm large bracts that are generally withered but persistent before full‐blooming stage, slender tubular‐infundibuliform, ca 25.0 × 7.5 mm corolla tube, limb lobes with acute apices, 3 staminodes, and by forming a dormancy bud in winter.     

Photinia taishunensis sp. nov. (Rosaceae) from Zhejiang,eastern China

Photinia taishunensis G. H. Xia, L. H. Lou & S. H. Jin (Rosaceae, Spiraeoideae) from Zhejiang, China, is described and illustrated. It has previously been confused with P. lochengensis Yü, but differs in details of habit, leaf size, leaf shape, inflorescence, flower size and pubescence. The pollen grains of P. taishunensis are monads, elliptical with trisulcate apertures, and the exine is rugulose, dotted with sparse punctures.     

Pertya multiflora sp. nov. (Asteraceae,Pertyeae) from Zhejiang,China

Pertya multiflora Cai F. Zhang & T. G. Gao (Asteraceae, Pertyeae) sp. nov. from Zhejiang Province of China is described and illustrated. It is similar to P. pubescens and P. pungens which all have leaves with small spherical glassy tawny glands, but differ by narrowly ovate to nearly elliptic leaves, capitula solitary or in pairs on terminal branches, capitula with 20–30 florets and 9–12‐seriate involucres. Information on phenology, distribution and ecology of P. multiflora is presented, along with a conservation assessment as Critically Endangered (CR) using the IUCN red list criteria. A key to the known species of Pertya in southeast China is provided.     

Carex tenuirostrata (Cyperaceae), a new species of section Confertiflorae from Zhejiang, China

Carex tenuirostrata, a new species of C. sect. Confertiflorae, is described from Pingyang and Putuo counties of Zhejiang province, China. It is morphologically similar to C. pseudodispalata, but differs in its androgynous lateral spikes; distended perigynia attenuately contracted into a short beak at the apex; ellipsoid-obovoid achenes contracted into a slender beak at the apex; and long-sheathed lower bracts. Scanning electron microscope (SEM) photographs of the achenes of the new species and C. pseudodispalata are provided for comparison.     

Globba chekiangensis sp. nov. (Zingiberaceae) from the Zhejiang and Jiangxi provinces, China

Globba chekiangensis from the Zhejiang and Jiangxi provinces in east China is described, illustrated and compared with its nearest allies, G. emeiensis and G. racemosa .     

Carex jianfengensis (Carex sect. Rhomboidales,Cyperaceae), a New Species from Hainan,China

A new species of Carex sect. Rhomboidales, C. jianfengensis, is described and illustrated from Hainan, China. The new species is similar to C. zunyiensis but differs in having involucral bracts sparsely hispid and with ca.1 cm long sheaths; inflorescence with 4 spikes, terminal spike ca. 2.5 cm long, lateral spikes 2–3.5 × 0.7–1 cm; staminate glumes narrowly ovate, ca. 5 mm; pistillate glumes triangular-lanceolate, 5–7 mm; perigynia 6–8 × 3 mm and pubescent on veins; nutlet 4–5 mm long, rhombic-ovoid, trigonous, base with shortly stipitate, apex abruptly contracted into a erect short beak, and not expanding into an annulate orifice.     

Pellionia ronganensis sp. nov. (Urticaceae) from Guangxi, China

Pellionia ronganensis sp. nov. (Urticaceae) is described and illustrated. Pellionia ronganensis resembles P. incisoserrata (H. Schroter) W. T. Wang, but is distinguished by leaves with obtuse theef, larger (6–10 mm long), linear stipules and tuberculate achenes.     

Petrocodon multiflorus sp. nov. (Gesneriaceae) from Guangxi,China

Petrocodon multiflorus F. Wen & Y. S. Jiang sp. nov. (Gesneriaceae) is described and illustrated. It is most similar to P. dealbatus Hance, but can be distinguished by its leaf lamina texture, shape of leaf margins, and by the number of cymes borne by an individual plant and the number of flowers in each cyme. A key to the species of Petrocodon is provided.     

Microlepia boluoensis sp. nov. (Dennsteadtiaceae) from Guangdong,China

Microlepia boluoensis Y. Yuan & L. Fu, a new species of the genus Microlepia from Luofu mountain, Boluo county, Guangdong province, China, is described and illustrated. Its gametophytic chromosome number is n =47. Microlepia boluoensis has a similar morphology to M. scyphoformis, M. speluncae and M. hancei, such as creeping rhizomes, bipinnate‐tripinnatified laminas, intramarginal sori, cup‐shaped indusium and trilete spores, but it has a shorter creeping rhizome, larger frond (up to 351 cm), dry chartaceous, longer stipe (up to 139 cm), 23 pairs of primary pinnae, 1–13 sori, and spores with a distinct and raised laesurae.     

Cephalanthera humilis sp. nov. (Orchidaceae) from Yunnan,China

Cephalanthera humilis X. H. Jin, a new species from Yunnan, China, is described and illustrated. The new species is closely related to C. calcarata but differs from it by having an entire lip without spur at base and the stigma on top of the column.     

Elatostema scaposum sp. nov. (Urticaceae) from Guizhou,China

Elatostema scaposum Q. Lin & L. D. Duan (Urticaceae: Elatostema sect. Pellionioides W. T. Wang), a new species from Libo County, Guizhou Province, China, is described and illustrated. This species was found growing at the base of a large limestone chamber at an altitude of ca 800 m a.s.l., and differs from all other species in Elatostema sect. Pellionioides W. T. Wang by scapiform male inflorescences (axillary in other species of Elatostema sect. Pellionioides).     

Impatiens chashanensis (Balsaminaceae) sp. nov. from Sichuan, China

Impatiens chashanensis H. Y. Bi & S. X. Yu (Balsaminaceae), a new species from the Sichuan Province in China, is described and illustrated. In comparison with the morphologically close I. dicentra , both species have succulent stems and the lobes of the lateral united petals end in a long hair, but I. chashanensis differs in having white flowers, four lateral sepals, lacerate apex of the inner sepal, shorter spur with swollen, slightly bifid apices. Moreover, leaf epidermal characters also support the recognition of the new species.     

Calligonum taklimakanense sp. nov. (Polygonaceae) from Xinjiang,China

Calligonum taklimakanense B. R. Pan & G. M. Shen, a new species of Polygonaceae from Taklimakan Desert, Xinjiang, China, is described and illustrated. It is closely related to C. ebinuricum Ivanova ex Soskov in having similar fruit shape and achenes with two rows of bristles, but differs in straight old branches and slightly coiled achenes without a long beak. Calligonum ebinuricum has tortuous old branches, very coiled achenes, and a 2–4 mm long beak.     

Ainsliaea asaroides sp. nov. (Asteraceae) from Guangdong,China

Ainsliaea asaroides Y. S. Ye, Jun Wang & H. G. Ye (Asteraceae), a new species from Guangdong, China, is described and illustrated. The new species resembles A. gracilis Franch. but can be distinguished by its sub‐leathery, cordate leaves, villose petiole, thyrsoid inflorescence and the number of florets. A key to allied species is provided.