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VOLUM OMAGIAL - Facultatea de Ştiinţe ale Naturii şi Ştiinţe Agricole

VOLUM OMAGIAL - Facultatea de Ştiinţe ale Naturii şi Ştiinţe Agricole

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Dimcho Zahariev, Elka Radoslavova / Ovidius University Annals of Biology-Ecology 14: 25-31 (2010)<br />

Dryopteris filix-mas (L.) Schott, Echinops<br />

sphaerocephalos L., Gypsophila paniculata L.,<br />

Helichrysum arenarium (L.) Mornh., Lilium<br />

martagon L., Orchis morio L., Orchis purpurea<br />

Huds., Orchis simia Lam., Orchis tri<strong>de</strong>ntata Scop.,<br />

Polygonatum odoratum (Mill.) Druce, Polystichum<br />

aculeatum (L.) Roth, Primula veris L., Ruscus<br />

aculeatus L., Ruscus hypoglossum L., Salix caprea<br />

L., Scilla bifolia L., Stipa capillata L., Stipa<br />

pulcherrima C. Koch, Stipa tirsa Stev.<br />

Prohibited is the collecting ofherbs from the<br />

natural habitats of 12 species: Althaea officinalis L.,<br />

Asarum europaeum L., Asplenium trichomanes L.,<br />

Convallaria majalis L., Helichrysum arenarium (L.)<br />

Mornh., Orchis morio L., Orchis purpurea Huds.,<br />

Orchis simia Lam., Orchis tri<strong>de</strong>ntata Scop., Phyllitis<br />

scolopendrium (L.) Newm., Ruscus aculeatus L.,<br />

V<strong>ale</strong>riana officinalis L.<br />

Un<strong>de</strong>r a controlled use are 6 species: Berberis<br />

vulgaris L., Betonica officinalis L., Carlina<br />

acanthifolia All., Galium odoratum (L.) Scop.,<br />

Primula veris L., Sedum acre L.<br />

En<strong>de</strong>mic species (Figure 1) are relatively well<br />

represented – 29 species (3.69% of all species on the<br />

plateau). Their number is close to the nation-wi<strong>de</strong><br />

average – 4.86% [24]. This group inclu<strong>de</strong>s 17 Balkan<br />

suben<strong>de</strong>mites: Campanula grossekii Heuff.,<br />

Campanula lingulata W. et K., Carduus candicans<br />

Waldst. et Kit., Chaerophyllum byzantinum Boiss.,<br />

Doronicum orient<strong>ale</strong> Hoffm., Galium heldreichii<br />

Hal., Galium pasch<strong>ale</strong> Forsskal, Galium<br />

pseudoaristatum Schur., Ophrys cornuta Stev.,<br />

Pseudolysimachion barrelieri (Schott ex Roem. et<br />

Schult.) Holub, Salvia amplexicaulis Lam., Senecio<br />

papposus (Reichenb.) Less., Stachys obliqua Waldst.<br />

et Kit., Symphytum ottomanum Friv., Syringa vulgaris<br />

L., Thesium simplex Vel., Verbascum lychnitis L. The<br />

Balkan en<strong>de</strong>mites are 9 species: Achillea clypeolata<br />

Sibth. et Sm., Aesculus hippocastanum L., Bupleurum<br />

apiculatum Friv., Inula aschersoniana Janka, Knautia<br />

macedonica Griseb., Koeleria simonkaii Adam.,<br />

Onosma thracica Vel., Salvia ringens Sibth. et Sm.,<br />

Sesleria latifolia (Adam.) Deg. The Bulgarian<br />

en<strong>de</strong>mites are 3 species: Anthemis regis-borisii Stoj.<br />

et Acht., Campanula euxina (Vel.) Ancev, Myosotis<br />

aspera Vel.<br />

Data for the relict species on the area of the<br />

plateau was first published by Zahariev and<br />

Radoslavova [14]. The flora of the plateau inclu<strong>de</strong>d<br />

29<br />

significant number of relict species – 42 (Figure 1).<br />

They account for 5.34% of the total species. The<br />

majority of them, 39 species, are Tertiary relicts:<br />

Abies alba Mil., Acer campestre L., Acer hyrcanum<br />

Fisch. et C. A. Meyer, Acer pseudoplatanus L., Acer<br />

tataricum L., Aesculus hippocastanum L., Betula<br />

pendula Roth, Carpinus betulus L., Carpinus<br />

orientalis Mill., Celtis glabrata Steven, Cercis<br />

siliquastrum L., Clematis vitalba L., Corylus<br />

avellana L., Cotinus coggygria Scop., Cyclamen<br />

coum Mill., Fraxinus excelsior L., Fraxinus ornus<br />

L., He<strong>de</strong>ra helix L., Juniperus communis L.,<br />

Lathyrus aureus (Stev.) Brandza, Pastinaca umbrosa<br />

Stev. et DС., Phragmites australis (Cav.) Steud.,<br />

Picea abies (L.) Karsten, Pinus nigra Arn., Populus<br />

alba L., Populus nigra L., Populus tremula L.,<br />

Pteridium aquilinum (L.) Kuhn., Quercus cerris L.,<br />

Quercus d<strong>ale</strong>champii Ten., Ruscus aculeatus L.,<br />

Ruscus hypoglossum L., Salix alba L., Salix caprea<br />

L., Taxus baccata L., Ulmus laevis Pall., Ulmus<br />

minor Mill., Viburnum lantana L., Viscum album L.<br />

They were wi<strong>de</strong>spread during the Tertiary, but their<br />

habitats today are much smaller.<br />

The second group are quaternary relicts. They<br />

have become part of our flora as a result of glaciation<br />

during the Quaternary. Therefore, they are<br />

consi<strong>de</strong>red glacial relicts. On the plateau, there are<br />

two such species: Limodorum abortivum (L.) Sw.<br />

and Galanthus nivalis L. From the third group, the<br />

postglacial steppe relict, only one species is found:<br />

Sternbergia colchiciflora Waldst. et Kit.<br />

The species with highest conservation value, i.e.<br />

those that fall into the categories of being<br />

endangered and vulnerable, are 24 in number.<br />

With the highest conservation value is Cyclamen<br />

coum Mill., which is inclu<strong>de</strong>d in 6 different lists of<br />

endangered species: Directive 92/43/ЕЕС, CITES,<br />

IUCN Red List, Red book, BDA, Tertiary relicts.<br />

Second comes the group of the species<br />

Galanthus nivalis L. and Limodorum abortivum (L.)<br />

Sw. They appear in 5 different lists: CITES, IUCN<br />

Red List, Red book, BDA, quaternary relicts. This<br />

also applies to Aesculus hippocastanum L., which is<br />

inclu<strong>de</strong>d in the following lists: IUCN Red List, Red<br />

book, BDA, Balkan en<strong>de</strong>mites, Tertiary relicts.<br />

The third group of species that is listed in 4 lists<br />

is Himantoglossum caprinum (Bieb.) C. Koch.<br />

(Directive 92/43/ЕЕС, CITES, IUCN Red List, ЗБР),<br />

Anthemis regis-borisii Stoj. et Acht. (IUCN Red List,

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