scholarly journals Primulina jiuyishanica (Gesneriaceae), a new species from Hunan, China

PhytoKeys ◽  
2020 ◽  
Vol 162 ◽  
pp. 37-44
Author(s):  
Kun Liu ◽  
De-Chang Meng ◽  
Zhang-Jie Huang ◽  
Stephen Maciejewski ◽  
Zi-Bing Xin

Primulina jiuyishanica K. Liu, D.C. Meng & Z.B. Xin, a new species of Gesneriaceae from Hunan, China, is described and illustrated. The new species is morphologically similar to Primulina fimbrisepala (Hand.-Mazz.) Yin Z. Wang, but differs in its elliptic to broadly elliptic leaf blade with broadly cuneate base, peduncle densely pubescent with sparse glandular hairs, corolla throat with no purple spots inside, the yellow patch in the throat densely glandular-pubescent and pistil densely glandular-pubescent. Photographs and descriptions of the new species are provided below.

PhytoKeys ◽  
2021 ◽  
Vol 187 ◽  
pp. 15-21
Author(s):  
Ngoc Long Vu ◽  
Tran Quoc Trung Nguyen ◽  
Gioi Tran ◽  
Quoc Dat Nguyen ◽  
Hong Truong Luu

Primulina scutellifolia is described as a new species from Khanh Hoa Province, southern Central Vietnam. It is distinct in the genus in having scutellate leaves that make it a highly potential ornamental plant. The new species looks like P. annamensis in general shapes, sizes and colours of habit, inflorescence, flower, and leaf but is distinguishable by adaxially glabrous and abaxially strigose leaves with serrate margins, scutellate leaf blade and appressed downwards tomentose petiole, sparsely glandular hairs on apical 1/2 of the gynoecium and trapeziform one-lipped stigma with slightly emarginated apex.


Phytotaxa ◽  
2021 ◽  
Vol 521 (1) ◽  
pp. 27-38
Author(s):  
MARCELO D. ARANA ◽  
MARÍA LUJÁN LUNA ◽  
PEDRO C. BERRUETA ◽  
MARÍA LUZ MARTINENCO ◽  
GABRIELA E. GIUDICE

The fern Rumohra ponceana sp. nov., a narrow endemic of the Austral Pampean district, Pampean biogeographic province in Argentina, is described and illustrated. The species inhabits the Tandilia and Ventania Systems, where it grows in sunny rock crevices. The new species differs from the widespread R. adiantiformis (sensu lato) by the reduced size of all parts of the sporophyte and conspicuous capitate glandular hairs at the margins of petiole and rhizome scales. Also, there are significant differences in the architecture of the laminae, the colour and size of the spores and the ornamentation of the perispore, which is folded in R. ponceana and projects in irregular tubercles throughout its surface.


Phytotaxa ◽  
2021 ◽  
Vol 511 (3) ◽  
Author(s):  
MEHMET FIRAT

A new species, Stachys semsurensis (sect. Infrarosularis), is described and illustrated from Adıyaman province, Turkey. From the morphological point of view, it appears to be similar to Stachys cataonica, but it differs in several morphological features including densely covered with short stalked to subsessile glandular hairs in flowering stems, verticillasters congested into ± globose head, calyx teeth lanceolate-subulate, corolla white, tube exserted and nutlets obovoid, greyish-brown, reticulate. A comprehensive description of the new species is provided, including detailed photographs, geographical distribution map, habitat structure and ecology, vernacular name and IUCN conservation status.


Phytotaxa ◽  
2021 ◽  
Vol 528 (3) ◽  
pp. 180-190
Author(s):  
HASAN YILDIRIM ◽  
MEHMET ÇİÇEK ◽  
KENAN AKBAŞ ◽  
ERKAN ŞEKER

Scutellaria topcuoglui (Lamiaceae) from Muğla Province (south-western Anatolia) is described as a new species to science. The new species is morphologically similar to S. glaphyrostachys, but differs from it by several morphological characters, such as the presence of glandular hairs in stems, leaves, bracts, calyx and corolla, scutellum length, corolla length, coloration, and indumentum, mericarp length, coloration, and sculpture, pollen shape, and habitat preference. Diagnostic characters, a comprehensive description, photographs, and a distribution map are provided.


2021 ◽  
Vol 29 ◽  
pp. 152-158
Author(s):  
Rocio del Pilar Rojas-Gonzáles ◽  
M. Marcela Mora

Paradrymonia vivianensis R. Rojas & M. M. Mora (Gesneriaceae), a new species discovered in the Chambirillo sector of Cordillera Azul National Park, Peru, is described and illustrated. Paradrymonia vivianensis differs from other members of the genus mainly by its leaves with the leaf blade elliptical to obovate, purplish green above and uniformly purple below, the base subcordate and slightly asymmetric, the margin crenate, and the midvein and secondary veins contrasting yellowish green above.


Phytotaxa ◽  
2019 ◽  
Vol 405 (5) ◽  
pp. 248-254
Author(s):  
XIANYUAN LI ◽  
HUI PENG ◽  
XI HE ◽  
ZHINENG LI ◽  
DI WU

Guihaia heterosquama X. Y. Li, a new species from Chongqing, China, is described and illustrated. Guihaia heterosquama is similar to G. grossifibrosa and G. argyrata both in the shape of the leaf blade and flower structure, but it can be easily distinguished by its leaf scales, leaf sheath fibers and hastula. Notably, Guihaia heterosquama differs from all the reported species of Guihaia by the presence of a distinct pistillode in the male flower.


Phytotaxa ◽  
2015 ◽  
Vol 239 (1) ◽  
pp. 55 ◽  
Author(s):  
Ning Zu Lin ◽  
Li Dong Mei ◽  
Kang Ming

Primulina rubribracteata Z.L. Ning & M. Kang, a new species of Gesneriaceae from southern Hunan, China, is described and illustrated. The new species morphologically resembles P. polycephala (Chun) Mich. Möller & A. Weber and P. porphyria X.L. Yu & Ming Li, but it can be easily distinguished by having ovate or broadly ovate leaf blade, purple red bracts and calyx, shorter peduncle and pedicel, thoroughly purple corolla, unbranched cymes with 1–4 flowers, and densely glandular pubescent inside corolla lobes.


Phytotaxa ◽  
2018 ◽  
Vol 382 (2) ◽  
pp. 239 ◽  
Author(s):  
YOU-SHENG CHEN
Keyword(s):  

Youngia baoxingensis (Asteraceae, Cichorieae), a new species from Baoxing in Sichuan, China, is described and illustrated. This species belongs to Youngia sect. Mesomeris and is similar to Y. yilingii, but is distinct by its oblong and subentire leaf blade, brown pappus, and 6–7 florets.


Phytotaxa ◽  
2019 ◽  
Vol 424 (2) ◽  
pp. 87-96
Author(s):  
MARIA DEL PILAR MALAGON ◽  
HUMBERTO MENDOZA-CIFUENTES ◽  
SOFIA GÓMEZ-PARRA ◽  
SIMON URIBE-CONVERS

A new species of Neobartsia endemic to the eastern Andes of Colombia is described, illustrated, and compared with related species. This species belongs to section Orthocarpiflorae and morphologically it is characterized by having floral bracts light green with glandular hairs, corolla yellowish green, the galea cucullate, longer than the lip, retrorsely glandular-puberulous, the lip three-lobed, glabrous and the corolla tube decurved. Currently, it is only known from two localities in the Colombian department of Boyacá, where it grows in the páramo ecosystem between 3528 and 3639 meters above sea level on rocky soil with grassy vegetation.


Phytotaxa ◽  
2019 ◽  
Vol 422 (2) ◽  
pp. 195-200
Author(s):  
RODRIGO SCHÜTZ RODRIGUES ◽  
ANDRÉIA SILVA FLORES

Byrsonima delicatula, a new species of Malpighiaceae endemic to Roraima State, northern Brazil, is described and illustrated. Byrsonima delicatula is most similar to B. intermedia, from which it is distinguished by leaf blade and ovary pubescence, and stipule, bract, and bracteole length.


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