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OLIGOCENE PLANTS IN ROMANIA

The Petrosani Basin is a typical intramontaneous depression, limnic basin with a rich compressive Oligocene (Chattian) coal generating flora. Coal mining is still active in the Petrosani Basin, mainly due to the post-communist social pressure than to economical reasons. Nevertheless, coal mining is the reason for high quality flora collecting conditions, similar to those of the Resita Basin for Early Jurassic plants, from Sirinia Basin, for Late Paleozoic and Early Jurassic plants, or from Oltenia basin for Pliocene plants. Cuticles are often preserved, too. recently, Givulescu (1996) published a monograph about the Oligocene flora of the Petrosani Basin. A geological and paleontological synthetic approach is that of Pop (1993).

Genus and species Position Basin
Acer hungaricum Dicotyledonopsida/.../Aceraceae Petrosani
Acer tricuspidatum Dicotyledonopsida/.../Aceraceae Petrosani
Alnus gaudinii Dicotyledonopsida/.../Betulaceae Petrosani
Alnus kefersteinii Dicotyledonopsida/.../Betulaceae Petrosani
Alnus staubii Dicotyledonopsida/.../Betulaceae Petrosani
Apocynophyllum salicites Dicotyledonopsida/.../Apocynaceae Petrosani
Berchemia multinervis Dicotyledonopsida/.../Rhamnaceae Petrosani
Betula prisca Dicotyledonopsida/.../Betulaceae Petrosani
Betula sp. Dicotyledonopsida/.../Betulaceae Petrosani
Blechnum dentatum Filicopsida/Filicales/Blechnaceae Petrosani
Calamus noszkyi Monocotyledonopsida/.../Arecaceae Petrosani
Cannaephyllites sp. Monocotyledonopsida/.../Cannaceae Petrosani
Carpinus grandis Dicotyledonopsida/.../Betulaceae Petrosani
Carya denticulata Dicotyledonopsida/.../Juglandaceae Petrosani
Cassiophyllum berenices Dicotyledonopsida/.../Caesalpiniaceae Petrosani
Daphnogene cinnamomifolia Dicotyledonopsida/.../Lauraceae Petrosani
Evonimus sp. Monocotyledonopsida/.../Incertae sedis Petrosani
Glyptostrobus europaeus Coniferopsida/Coniferales/Cupressaceae Petrosani
Grewia staubii Dicotyledonopsida/.../Tiliaceae Petrosani
Grewia transilvanica Dicotyledonopsida/.../Tiliaceae Petrosani
Laurophyllum acutimontanum Dicotyledonopsida/.../Lauraceae Petrosani
Laurophyllum acutimontanum Dicotyledonopsida/.../Lauraceae Petrosani
Laurophyllum braunii Dicotyledonopsida/.../Lauraceae Petrosani
Laurophyllum chatticum Dicotyledonopsida/.../Lauraceae Petrosani
Leguminosites sp. Dicotyledonopsida/.../Caesalpiniaceae Petrosani
Leucothoe protogaea Dicotyledonopsida/.../Ericacea Petrosani
Lindera pluristoma Dicotyledonopsida/.../Lauraceae Petrosani
Lithocarpus pulchra Dicotyledonopsida/.../Fagaceae Petrosani
Litsea euryphylla Dicotyledonopsida/.../Lauraceae Petrosani
Lygodium kaulfussii Filicopsida/Filicales/Schizeaceae Petrosani
Magnolia kristinae Dicotyledonopsida/.../Magnoliaceae Petrosani
Monocotyla sp. Monocotyledonopsida/.../ Petrosani
Myrica longifolia Dicotyledonopsida/.../Myricaceae Petrosani
Myrica lignitum Dicotyledonopsida/.../Myricaceae Petrosani
Nelumbo hungarica Dicotyledonopsida/.../Nelumbonaceae Petrosani
Nyssa transilvanica Dicotyledonopsida/.../... Petrosani
Ocotea aglajae Dicotyledonopsida/.../Lauraceae Petrosani
Ocotea dubia Dicotyledonopsida/.../Lauraceae Petrosani
Osmunda lignitum Filicopsida/Filicales/Osmundaceae Petrosani
Phyllites dubia Monocotyledonopsida/.../Incertae sedis Petrosani
Phyllites transilvanica Monocotyledonopsida/.../Incertae sedis Petrosani
Platanus leucophylla Dicotyledonopsida/.../Platanaceae Petrosani
Pronephridium stiriacus Filicopsida/Filicales/Thellipteridaceae Petrosani
Pteridium incurvata Filicopsida/Filicales/Polypodiaceae Petrosani
Pteridium staubii Filicopsida/Filicales/Polypodiaceae Petrosani
Pterocarya paradisiaca Dicotyledonopsida/.../Juglandaceae Petrosani
Quercus apocynophyllum Dicotyledonopsida/.../Fagaceae Petrosani
Quercus neriifolia Dicotyledonopsida/.../Fagaceae Petrosani
Rhamnus eridani Dicotyledonopsida/.../Rhamnaceae Petrosani
Rhamnus warthae Dicotyledonopsida/.../Rhamnaceae Petrosani
Sabal major Monocotyledonopsida/.../Arecaceae Petrosani
Salvinia mildeana Filicopsida/Filicales/Salviniaceae Petrosani
Salvinia ovoidea Filicopsida/Filicales/Salviniaceae Petrosani
Sapindus falcifolius Dicotyledonopsida/.../Sapindaceae Petrosani
Schafarzikia oligocaenica Monocotyledonopsida/.../Cannaceae Petrosani
Sequoia abietina Coniferopsida/Coniferales/Cupressaceae Petrosani
Sideroxylon salicites Dicotyledonopsida/.../Sapotaceae Petrosani
Smilax weberii Monocotyledonopsida/.../Liliaceae Petrosani
Taxodium dubium Coniferopsida/Coniferales/Cupressaceae Petrosani
Ulmus sp. Dicotyledonopsida/.../Ulmaceae Petrosani

References
Givulescu, R., 1996. Flora oligocena superioara din Bazinul Petrosani, Cluj-Napoca, 145 pp.
Pop, E., 1993. Monografia geologica a bazinului Petrosani. Ed. Acad. Ro., Bucuresti, 300 pp.