Taxonomic studies on the genus Delphinium (Ranunculaceae) from China (XVII): Five new synonyms of D. afghanicum, a newly recorded species for China

Phytotaxa ◽  
2019 ◽  
Vol 393 (2) ◽  
pp. 89
Author(s):  
HUI-MIN LI ◽  
QIONG YUAN ◽  
QIN-ER YANG

Delphinium aktoense, D. kaschgaricum, D. kunlunshanicum, D. wuqiaense and D. zhangii (Ranunculaceae) were all described from the region of eastern Pamir-western Kunlun Shan in western Xinjiang, China. Critical observations on both herbarium specimens (including type material) and living plants demonstrate that they are indistinguishable from each other and are all conspecific with D. afghanicum, a species previously known only from Afghanistan.

Phytotaxa ◽  
2018 ◽  
Vol 382 (2) ◽  
pp. 151
Author(s):  
HUI-MIN LI ◽  
QIONG YUAN ◽  
QIN-ER YANG

Delphinium taxkorganense, D. tetragynum and D. yechengense (Ranunculaceae) were all described from western Xinjiang, China. Critical observations on both herbarium specimens (including type material) and living plants demonstrate that they are indistinguishable from each other and are conspecific with D. lacostei. We therefore place them into the synonymy of D. lacostei, the earliest name.


Phytotaxa ◽  
2019 ◽  
Vol 420 (2) ◽  
pp. 185-197 ◽  
Author(s):  
QIONG YUAN ◽  
QIN-ER YANG

Based on examination of herbarium specimens (including type material), we demonstrate that Delphinium breviscaposum and D. filibracteolum (Ranunculaceae), both described recently from northwestern Yunnan in China, are conspecific with D. ceratophorum and D. bulleyanum, respectively, two species very common in northwestern Yunnan. We therefore synonymize D. breviscaposum and D. filibracteolum herein. Second step lectotypifications are proposed for both D. bulleyanum and D. ceratophorum.


Phytotaxa ◽  
2019 ◽  
Vol 405 (1) ◽  
pp. 37
Author(s):  
HUI-MIN LI ◽  
QIONG YUAN ◽  
QIN-ER YANG

Delphinium ellipticovatum, D. tianshanicum and D. winklerianum (Ranunculaceae) share some important characters in leaf division, pedicel pubescence and the shape of the spur of upper sepals. They have been considered to be different mainly in the characters of bracteoles (shape, size, indumentum, and position on pedicels). Our critical observations on herbarium specimens (including type material) and living plants, together with numerical analyses of the bracteole characters within and between populations of the species in question, have demonstrated that, in addition to D. kuanii previously already synonymized with D. winklerianum, both D. ellipticovatum and D. tianshanicum are also indistinguishable from D. winklerianum. We therefore further place D. ellipticovatum and D. tianshanicum also in synonymy with D. winklerianum.


Phytotaxa ◽  
2020 ◽  
Vol 474 (2) ◽  
pp. 163-171
Author(s):  
QIONG YUAN ◽  
QIN-ER YANG

Based on the examination of herbarium specimens (including type material), we demonstrate that Clematis glabrifolia and C. hastata var. micrantha (Ranunculaceae) are identical with C. hastata, a species from the Daba mountains region in central China. We therefore place C. hastata var. micrantha and C. glabrifolia in synonymy with C. hastata herein.


Phytotaxa ◽  
2019 ◽  
Vol 403 (1) ◽  
pp. 1
Author(s):  
HUI-MIN LI ◽  
QIONG YUAN ◽  
QIN-ER YANG

Based on observations on living plants in the field, together with examination of herbarium specimens (including type material), we demonstrate that Delphinium iliense (Ranunculaceae) is highly variable in the indumentum of peduncles, pedicels, bracteoles, sepals and carpels and also in the shape of bracteoles and their position on pedicels. We therefore redefine this species and, in addition to accepting some previous synonyms in this species, such as D. longiciliatum and D. turkestanicum, we further reduce D. iliense var. angustatum and D. naviculare to its synonymy. We also propose lectotypification for D. iliense var. angustatum and D. turkestanicum.


Phytotaxa ◽  
2019 ◽  
Vol 404 (6) ◽  
pp. 255
Author(s):  
QIONG YUAN ◽  
QIN-ER YANG

Based on examination of herbarium specimens (including type material), we found that Delphinium calthifolium (Ranunculaceae), described from northern Sichuan in China, is conspecific with D. sinovitifolium, a species known only from its type material and misunderstood for a long time. We therefore place D. calthifolium in synonymy with D. sinovitifolium herein.


Phytotaxa ◽  
2017 ◽  
Vol 313 (2) ◽  
pp. 151 ◽  
Author(s):  
IRINA ILLARIONOVA ◽  
LONG WANG ◽  
QIN-ER YANG

Critical observations on both herbarium specimens (including type material) and living plants demonstrate that Ligularia duciformis, L. konkalingensis and L. nelumbifolia (Asteraceae, Senecioneae) are conspecific. We therefore place the former two names into the synonymy of L. nelumbifolia. Lectotypification is proposed for L. konkalingensis.


Phytotaxa ◽  
2021 ◽  
Vol 512 (3) ◽  
Author(s):  
JUAN CHEN ◽  
LIN-YA Zeng ◽  
SI-JIN ZENG ◽  
YUN-HONG TAN ◽  
NIAN-HE XIA

Costus chinensis and C. oblongus (Costaceae) has been previously placed in synonymy under C. lacerus. Our critical examination of herbarium specimens including type material demonstrates that they are morphologically distinct from each other. Therefore, the independent specific status of C. chinensis and C. oblongus is reinstated. According to recent studies, Costus chinensis as well as other two Chinese species, C. oblongus and C. viridis, should be transferred to Hellenia. Thus, a new name for C. chinensis, and two new combinations are proposed. A detailed description of C. chinensis along with a distribution map of three allied species is also provided.


Bothalia ◽  
2019 ◽  
Vol 49 (1) ◽  
Author(s):  
Robert J. McKenzie

Background: Ongoing taxonomic studies in the African genus Arctotis (Asteraceae) necessitate periodic nomenclatural adjustments and corrections.Objectives: To evaluate the taxonomic status and application of the name Arctotis grandiflora Aiton.Methods: Type material and herbarium specimens were located and examined, relevant literature was consulted and wild populations were observed.Results: The type material of A. grandiflora Aiton comprises specimens of two taxa from independent gatherings. A lectotype is designated for A. grandiflora.Conclusion: The name A. grandiflora Aiton is a heterotypic synonym of Arctotis stoechadifolia P.J.Bergius. A revised synonymy for A. stoechadifolia is presented.


Phytotaxa ◽  
2021 ◽  
Vol 498 (2) ◽  
pp. 87-103
Author(s):  
YOU-PAI ZENG ◽  
QIONG YUAN ◽  
QIN-ER YANG

Based on critical observations on herbarium specimens (including type material) and living plants in the wild from its type locality, we demonstrate that Thalictrum kangdingense, recently described from Kangding county in western Sichuan province, China, is readily distinguishable from T. xinningense by an array of morphological characters but is actually conspecific with T. megalostigma, a species with its type locality also in Kangding. We therefore reduce T. kangdingense to the synonymy of T. megalostigma herein. The morphological distinction between T. baicalense and T. megalostigma is also clarified.


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