Conspectus of the Vascular Plants of Mongolia” (2014)
Total Page:16
File Type:pdf, Size:1020Kb
Turczaninowia 18 (2): 39–67 (2015) ISSN 1560–7259 (print edition) DOI: 10.14258/turczaninowia.18.2.4 TURCZANINOWIA www.ssbg.asu.ru/turczaninowia.php ISSN 1560–7267 (online edition) УДК 581.9 (582.683.2/517.3) Cruciferae (Brassicaceae): Alternative treatment for the “Conspectus of the vascular plants of Mongolia” (2014) Cruciferae (Brassicaceae): альтернативная обработка для «Конспекта сосудистых растений Монголии» (2014) D.A. German Д.А. Герман Центр исследований организмов, Гейдельбергский университет, Им Нойенхаймер Фельд, 345; D-69120, Гейдельберг, Германия; Южно-Сибирский ботанический сад, Алтайский государственный университет, пр-т Ленина, 61; 656049, Барнаул, Россия. E-mail: [email protected] Centre for Organismal Studies, Heidelberg University, Im Neuenheimer Feld 345; D-69120 Heidelberg, Germany; South-Siberian Botanical Garden, Altai State University, Lenina str., 61; 656049, Barnaul, Russia Key words: Central Asia, phytodiversity, floristic findings, new combinations, systematics, Guenthera, Matthiola, Stevenia. Ключевые слова: Центральная Азия, фиторазнообразие, флористические находки, новые комбинации, систе- матика, Guenthera, Matthiola, Stevenia. Summary. The checklist of the mustards (Cruciferae, или отсутствию в каждом из 16-ти ботанико-геогра- or Brassicaceae) of Mongolia supplied with the data on фических регионов) в Монголии. Впервые для стра- their distribution according to the phytogeographical re- ны указан род левкой – Matthiola W. T. Aiton, пред- gions of the country is presented which includes 141 spe- ставленный естественно произрастающим здесь M. cies and 7 subspecies from 59 genera. Both taxonomic superba Conti; некоторые виды отмечены в качестве diversity and geography of Mongolian Cruciferae are новинок для отдельных районов. В то же время, пере- critically revised with use of herbarium material, online числены и прокомментированы ошибочные указания resources, and published data. The genus Matthiola W. T. представителей семейства для Монголии или опреде- Aiton represented by the natively growing M. superba ленных ее районов, обнародованные в основном по- Conti is recorded from Mongolia for the first time and сле выхода «Конспекта …» И.А. Губанова (1996). Ва- several regional floristic novelties are reported as well. лидизированы новые комбинации в родах Guenthera On the other hand, newly and previously revealed erro- Andrz. и Stevenia Fisch. Сообщение может считатья neous state and regional records published mainly after альтернативной обработкой крестоцветных для не- 1996 are listed and commented. Finally, new combina- давно вышедшего «Конспекта сосудистых растений tions in the genera Guenthera Andrz. and Stevenia Fisch. Монголии» (2014). are validated. The article can be regarded as an alterna- tive treatment for the recent “Conspectus of the vascular plants of Mongolia” (2014). Since long time Mongolia attracts scientists from different countries focusing on biodiversity studies. Аннотация. Представлен конспект крестоцвет- More or less regular floristic investigations on the ных (Cruciferae, или Brassicaceae) Монголии, осно- territory of the country are being conducted since ванный на критической ревизии гербарных сборов, интернет-ресурсов и литературы, в том числе но- 1830ths (Grubov, 1955; Gubanov, Hilbig, 1989; вейших работ по систематике семейства. Для всех Gubanov, 1996) continuously bringing new data 141 вида и 7 подвидов из 59 родов, отмеченных на on the diversity of Mongolian plants. The basic and данный момент во флоре страны, приведена краткая most referenced treatments of last decades are those синонимика и данные по распространению (наличию of Grubov (1982) and Gubanov (1996) which are Поступило в редакцию 10.05.2015 Submitted 10.05.2015 Принято к публикации 14.06.2015 Accepted 14.06.2015 40 German D.A. Cruciferae: Alternative treatment for the “Conspectus of the vascular plants of Mongolia” (2014) very useful as the key points reflecting the state of buted to Thlaspi L. as Th. cochleariforme although, the knowledge on the flora of Mongolia at the end like in previous case, both taxa are tightly related of XX century and still covering considerable por- and often confused. The genus Strigosella Boiss. is tion of floristic diversity of the country and mirrow- accepted as distinct from Malcolmia W. T. Aiton but ing main peculiarities of its flora. At the same time, only one of the two species, S. brevipes, is given intensive field and herbarium studies of last years as Strigosella while another one, S. africana, is re- yielded so considerable amount of new data (sum- ported as Malcolmia. In the same way, the genus marized in Urgamal et al., 2013) that the necessity Oreoloma Botsch. is accepted as distinct from Ste- of preparing an updated checklist became absolutely rigmostemum M. Bieb., but very closely related to, evident which was done by Mongolian colleagues if not conspecific with O. violaceum taxon is given shortly afterwards (Urgamal et al., 2014). It is as S. regeliorum and not as homotypic O. sulphu- enough to mention that the new conspectus included reum. Listing Erysimum flavum under the generic 3127 species and subspecies of vascular plants com- name Hesperis L. is just beyond discussion. pared to 2823 in Gubanov (1996), i. e., ca. 11% in 2. Information on the species proven to be er- addition, to demonstrate how important and timely roneously reported for Mongolia is not taken into work it has become. account at all. In particular, all eight such species Being a reflection of the current stage of know- explicitly mentioned by German and Oyuntsetseg ledge on the floristic diversity and, often, taxa distri- (2008) are included into the conspectus (with re- bution of certain area, checklists represent the start- ferences to the publications where those species are ing point for further studies in this field. Therefore, excluded from Mongolian flora). Some further, most it is critical for such compilations to be maximally recent records (e. g., Arabis amplexicaulis, Erysi- complete, up-to-date, and precise. The present com- mum ledebourii, E. quadrangulum) are based on munication was prompted by critical evaluation of various misinterpretations and cannot be confirmed. the data on Cruciferae B. Juss. (Brassicaceae Bur- 3. Not all taxa reported as additions to Gubanov’s nett) – one of the leading families in Mongolian “Conspectus …” are in fact novelties but were in- flora – presented in the new conspectus. Accord- cluded there under other names. These are Alyssum ing to Urgamal et al. (2014), it is the 5th biggest fa- linifolium and Draba lanceolata given in Gubanov mily in the country with 61 genera and 160 species, (1996) as Meniocus linifolius and Draba cana auct., covering over 5% of the floristic diversity of Mon- respectively. golia. Hence, adequate information on the diversity 4. Information on loci classici of narrowly dis- of Cruciferae is essential for reliability of the whole tributed species as well as assignment of certain taxa checklist. On one hand, the treatment of the family to endemics and subendemics is often inaccurate. in the new conspectus takes into consideration most For example, the following taxa are mentioned as of the updates published during last two decades and Mongolian endemics, although none of them actual- reflects apparent progress in studies of both species ly are: Crucihimalaya rupicola (said to be described diversity and distribution of Mongolian mustards from Gobi-Altai, in fact from Russian Altai); Galitz- compared to Gubanov (1996). On the other hand, kya potaninii (occurs in neighboring Xinjiang; des- some discrepancies and misinterpretations of the cribed from E Tian Shan); Microstigma brachycar- previously published data distort the whole picture pum (said to be described from “Transaltai Altai” and need to be corrected; most important of them [Transaltai Gobi], in fact from central Gansu). In are the following. cases of Crucihimalaya rupicola and Microstigma brachycarpum, indicated areas are type localities 1. Generic delimitation and assignment of cer- of their synonyms, C. mongolica and M. junatovii, tain species appears in some cases rather messy. respectively. Reported subendemics of Mongolia in- For instance, among three very closely related spe- cluded some widely distributed taxa which at any cies of Ptilotrichum C. A. Mey., nowadays assigned rate (bearing in mind that definition of subendemic by some authors to Stevenia Fisch. (Stevenia ca- is rather relative) could not be treated as such, e. g.: nescens, S. dahurica, and S. tenuifolia), the latter Dendroarabis fruticulosa (distributed from Af- is treated as a member of Alyssum L. while other ghanistan through Middle Asia and Kazakhstan to two – as representatives of Ptilotrichum. Similarly, NW China, W & N Mongolia, SW and SE Siberia); one of the two Mongolian Noccaea Moench species, Dontostemon micranthus (except Mongolia, also W, N. ferganensis, is given under this generic name Central & E Siberia, Far East, NW, N & NE China); while another species, N. thlaspidioides, is attri- Draba altaica (Tibet, Himalayas, Pamir Alai, Tian Turczaninowia 18 (2): 39–67 (2015) 41 Shan, Altai; one of the most widely distributed Asian GREIF” (University of Greifswald …, 2010 [con- alpine to subalpine Draba L. species); D. mongolica tinuously updated]; Rilke, Najmi, 2011; Rilke et al., (N, NE & Central China, W & E Siberia, Far East, 2012; Zemmrich et al., 2013) as well as relevant li- Mongolia); Erysimum quadrangulum (Central and terature reports. The work is divided onto four