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Identity of Berberis ziyunensis P. G. Hsiao & Z. Y. Li (Berberidaceae)

小檗科紫云小檗的名实订正



全 文 :Berberis L., the largest genus of the family
Berberidaceae, consists of about 500 species mainly
distributed in the north temperate regions with a few
in the South Hemisphere. In China, 215 species with
197 endemic species were recognized in the recently
published Volume 19 of Flora of China[1–2].
Berberis uniflora F. N. Wei & Y. G. Wei was
described by Wei & Wen based on the fruiting
collections from Huanjiang Xian, Guangxi Zhuang
Autonomous Region[3]. This species was not treated
by Ying in Flora Reipublicae Popularis Sinicae[1] and
Flora of China[2]. In the original description, Wei &
Wen indicated that it can be easily distinguished from
other species by its solitary flower. It is true that only
one fruit can be seen on the type specimen (Fig. 1: A).
However, after examining the type material, it clearly
shows that Berberis uniflora has clustered flowers
because there are other short pedicels of fallen fruits
can be seen (Fig. 1: B). In the field, we found the
plants have several flowers clustered in leaf axils (Fig.
1: C). Therefore the description of the inflorescence
should be corrected as “several flowers clustered”
rather than “flowers solitary”.
In the course of studying the flora of Libo,
Guizhou and Huanjiang, Guangxi, we noticed that
Berberis ziyunensis P. G. Hsiao & Z. Y. Li very
resembles to B. uniflora F. N. Wei & Y. G. Wei and
differs from the latter solely in the flowers 4–10 (–25)-
clustered according to the original description[4].
Berberis ziyunensis P. G. Hsiao & Z. Y. Li was described
小檗科紫云小檗的名实订正
陈丰林1,2, 彭日成3,4, 邓云飞1*
(1. 中国科学院华南植物园,中国科学院植物资源保护与可持续利用重点实验室, 广州 510650; 2. 中国科学院研究生院, 北京 100049; 3. 广西
壮族自治区中国科学院广西植物研究所, 广西 桂林 541006; 4. 广西师范大学生命科学学院, 广西 桂林 541004)
摘要: 在野外考察和查阅模式标本的基础上,将紫云小檗(Berberis ziyunensis P. K. Hsiao & Z. Y. Li) 与单花小檗(B. uniflora F. N.
Wei & Y. G. Wei)归并。
关键词: 小檗科; 小檗属; 新异名
doi: 10.3969/j.issn.1005–3395.2012.06.012
Identity of Berberis ziyunensis P. G. Hsiao & Z. Y. Li (Berberidaceae)
CHEN Feng-lin1,2, PENG Ri-cheng3,4, DENG Yun-fei1*
(1. Key Laboratory of Plant Resources Conservation and Sustainable Utilization, South China Botanical Garden, Chinese Academy of Sciences,
Guangzhou 510650, China; 2. Graduate University of Chinese Academy of Sciences, Beijing 100049, China; 3. Guangxi Institute of Botany, Guangxi
Zhuang Autonomous Region and Chinese Academy of Sciences, Guilin 541006, China; 4. College of Life Sciences, Guangxi Normal University, Guilin
541004, China)
Abstract: Based on the field investigation and examining the type material, Berberis ziyunensis P. K. Hsiao & Z. Y.
Li is reduced to the synonymy of B. uniflora F. N. Wei & Y. G. Wei.
Key words: Berberidaceae; Berberis; New synonym
Received: 2012–05–26    Accepted: 2012–07–06
Supported by a foundation from Global Environment Facility of Guangxi (2011GXGEF016)
* Corresponding author. E-mail: yfdeng@scbg.ac.cn
热带亚热带植物学报 2012, 20(6): 605~607
Journal of Tropical and Subtropical Botany
606                       热带亚热带植物学报               第20卷
Fig. 1 Berberis uniflora F. N. Wei & Y. G. Wei. A. Holotype of B. uniflora; B. Abbreviate branch of B. uniflora, showing several-flowered
inflorescence; C. Fruiting branch of B. uniflora, showing several flowered inflorescence; D. Holotype of B. ziyunensis P. G. Hsiao & Z. Y. Li; E.
Isotype of B. ziyunensis; p: Pedicel.[A–C. photoed by LIU Yan; D–E. photed by DENG Yun-fei]
第6期 607
based on the flowering collections (Fig. 1: D,E) from
Ziyun Xian, Guizhou Province. It seems that the
leaves on the holotype are different from those on
isotype in the leaf shape. On holotype, the leaves are
irregularly serrate and broader than that on isotype.
However, Prof. HE Shun-zhi, who collected the type
material, informed us that they collected from the
different portion of the same plant. The leaves of B.
ziyunensis on isotype are entire and well identical
with B. uniflora.
Because both Berberis uniflora and B. ziyunensis
have several clustered flowers and the difference
between them exists no longer, the following
reduction is necessary.
Berberis uniflora F. N. Wei & Y. G. Wei, Guihaia
15: 218. 1995. Type: China. Guangxi, Huanjiang
Xian, Mulun Xiang, Xiayi Cun, 850 m, 1991–10–27,
YGG expedition 70273 (holotype IBK!).
Berberis ziyunensis P. K. Hsiao & Z. Yu Li, Acta
Bot. Yunnan. 21: 30. 1999. syn. nov. Type: China.
Guizhou, Ziyun Xian, Baiyun, 1000–1300 m, under
mixed forests, 1991–4–10, He Shunzhi et al. 9109
(holotype HGCM!; isotype HGCM!, MMI-D, PE!).
Distribution and habitat: Berberis uniflora F.
N. Wei & Y. G. Wei is endemic to China and occurs
in the boundary regions of Guangxi and Guizhou. It
grows in forest on the limestone hills at the altitude of
700–1300 m.
Additional specimens examined: China.
Guangxi: Huanjiang Xian, Mulun Xiang, Xiayi Cun,
850 m, 1991–10–27, YGG Exped. 70271 (IBK);
Huanjiang Xian, Mulun Natural Reserve, 700 m,
2011–8–9, Wu Lei, Peng Richeng & Yang Jincai
ML0101 (IBK). Guizhou: Libo Xian, Wengang
Xiang, Jilong Cun, ca. 800 m, 2011–4–25, Chen
Fenglin et al LB2003 (IBSC).
Acknowledgement The authors would like to thank Prof. HE
Shun-zhi (HGCM) and Prof. LIU Yan (IBK) for their helps for
our studies.
Reference
[1]  Ying T S. Berberidaceae [M]// Ying T S. Flora Reipublicae
Popularis Sinicae Tomus 29. Beijing: Science Press, 2001: 50–
310.(in Chinese)
[2]  Ying T S. Berberis [M]// Wu Z Y, Raven P, Hong D Y. Flora of
China Volume 19. Beijing: Science Press & St. Louis: Missouri
Botanical Garden Press, 2011: 715–772.
[3]  He S Z, Xiao P G, Li Z Y et al. New materials from Berberis from
Guizhou [J]. Act Bot Yunnan, 1999, 21(1): 30–32.(in Chinese)
[4]  Wei Y G, Wen H Q. Two new species from Guangxi [J]. Guihaia,
1995, 15(3): 216–219.(in Chinese)
陈丰林等:小檗科紫云小檗的名实订正