identifier	taxonID	type	CVterm	format	language	title	description	additionalInformationURL	UsageTerms	rights	Owner	contributor	creator	bibliographicCitation
03A12D5DFFC1F95AFF7AF98E31E3FD13.text	03A12D5DFFC1F95AFF7AF98E31E3FD13.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Quercus protoroburoides Donchev & Bouzov ex Tashev & Tsavkov 2017	<div><p>Quercus protoroburoides Donchev &amp; Bouzov ex Tashev &amp; Tsavkov, sp. nov. (Fig. 1)</p> <p>Diagnosis:— Quercus protoroburoides is morphologically closest to Quercus hartwissiana. However, it differs by the latter in the longer petioles (ca. 21 mm in Q. protoroburoides and ca. 17.7 mm in Q. hartwissiana), shorter fruitstalks, variable trichomes and thicker cuticle of the leaf-lamina.</p> <p><a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=23.169472&amp;materialsCitation.latitude=42.14578" title="Search Plazi for locations around (long 23.169472/lat 42.14578)">Type</a>:— BULGARIA, <a href="https://tb.plazi.org/GgServer/search?materialsCitation.longitude=23.169472&amp;materialsCitation.latitude=42.14578" title="Search Plazi for locations around (long 23.169472/lat 42.14578)">Rila Mountains</a>, river Drushlyavitsa (right-hand tributary of river Rilska), 1675 m, 42 o 08′44.8ʺN, 23 o 10′10.1ʺE, 03 September 2015, Alexander Tashev &amp; Evgeni Tsavkov (holotype: SOM 172670; Fig. 1).</p> <p>Habitus:Arbor decidua altitudine ad 25m et diametro ad 80 cm; caulis comparate regulariter ramosus,fere monopodialis; cortex profunde rimosus, sulci ad 2 cm profundi. Ramuli annui brunneoli, crassi, angulati, in fine periodi vegetationis glabri vel pilis griseo-brunneis pilosi, lenticellis lucidis ellipsoideis tecti. Gemmae sphaericae usque ad ovatas, apicales valde grandes— 4–8 mm, apice semper rotundatae, pilosae, cum stipulis planis partim persistentibus cum apice adunco; squamae gemmarum late ellipsoideae, apice rotundatae, brunneolae, pilosae. Lamina obovata usque ad ellipsoideam, comparate magna, longitudine 7.0–15.0 cm et latitudine 5.0–7.0 cm, cum 5–9 (11) lobis rotundatis non profunde incisis, cum nervis lateralibus fere parallelicis (sub angulo 35–45°), nervi intercalares fere absunt, superne atro-virides, lucentes, inferne pallide virides, pilis stellatis vel fasciculatis raro locatis tecti; basis laminae auriculariter incisa. Petiolus longitudine (1.3) 2–3.2 (4.0) cm, parce pilosus, sectione transversali semiteres. Flores unisexuales, monoecialiter collocati; flores masculi cum perianthio 5–7 lobato fere ad basim excise, stamina 8–9, cum pedicellis 1–1.5 mm; flores feminei cum perianthio 6–7 lobato, valde pilosi, styli 3–5, liberi vel coaliti (Fig. 3 D). Pedunculus bene evolutus, parce pilosus longitudine ad 6–7 cm et crassitudine 1.7–3.0 mm. Glandes singulae vel binae (raro ad 5–6) in pedunculo communi collocatae, doliiformes vel cylindricae, longae ad 3.5 (1.5–3.5) cm et latae ad 2 (0.7–2.0) cm, cupula crassitunicata diametro 1.5–1.7 cm, amplexa 1/4 ad 1/3 glandis; endocarpium glabrum. Floret simulatque frondescit fine mensis Maji et initio mensis Junii (V–VI); fructus maturescunt (fructificat) mense Septembre–Octobre (IX–X). Distributio et habitatio: Rila mons—in systemate “Rilska reka”, in locis “Kalugerski dol”, “Pavlov dol”, “Brichebor”, “Drushljavitsa” et supra pagum Pastra, in declivitate supra ripam dextram fluminis “Eleshnitsa”, inter 1500–1700 m supra mare in valde arduis et petrosis locis (declinatione ad 40–45°), dispositione meridionali. Limitem superiorem silvae in nonnullis locis format, singulae arbores ad 1750 m supra mare ascendunt, sed sub 1550 m supra mare paulatim cum specie Quercus dalechampii miscetur. Monodominantes associationes imprimis format atque in compositione associationum mixtarum cum speciebus Fagus sylvatica, Pinus sylvestris, Picea abies, Populus tremula, Acer hyrcanum, A. platanoides, Sorbus aria, Corylus avellana, Rosa canina, Rubus idaeus, Chamaecytisus absinthioides, Fraxinus ornus, Cotoneaster integerrimus, Ulmus glabra, etc. participat. Endemita localis. Relictum tertiarium.</p> <p>Affinitas: Species ad Sect. Robur Reichenbach (1831: 177).</p> <p>Etymology: The species epithet “protoroburoides ” was originally proposed by Donchev &amp; Bouzov (1981), which expresses the authors’ opinion that this species most probably is ancestral to the oaks from section Robur, having in mind the geographic isolation of the locality, as well as the presence of morphological characteristics typical for a big number of roburoid oaks.</p> <p>Vernacular name:—Рилски дъб (Rilski dab) (Bulgarian).</p> <p>Key: —To distinguish Quercus protoroburoides from the other roburoid oaks in Bulgaria, an identification key is provided (based on Schwarz 1993 and Uzunova &amp; Palamarev 1992).</p> </div>	https://treatment.plazi.org/id/03A12D5DFFC1F95AFF7AF98E31E3FD13	Public Domain	No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.		Plazi	Tashev, Alexander;Tsavkov, Evgeni	Tashev, Alexander, Tsavkov, Evgeni (2017): Validation of the name Quercus protoroburoides (Fagaceae). Phytotaxa 308 (2): 232-238, DOI: 10.11646/phytotaxa.308.2.4, URL: http://dx.doi.org/10.11646/phytotaxa.308.2.4
03A12D5DFFC4F95AFF7AFCBB37C3FB9F.text	03A12D5DFFC4F95AFF7AFCBB37C3FB9F.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Robur Reichenbach 1831	<div><p>Key to Quercus species belonging to section Robur in Bulgaria</p> <p>1. Leaves uniformly sinuate-dentate, with more than 8 pairs straight and parallel lateral veins, intercalary veins absent....................2</p> <p>- Leaves pinnatifid to deeply pinnatifid, with up to 4–8 pairs lateral veins, with intercalary veins.....................................................3</p> <p>2. Ramules red-brown, glabrous, relatively thin, terminal buds up to 4 mm, fruits on relatively thin peduncle (up to 1, 5 mm); only in Strandzha Mt., from 0 to 500 m a.s.l., along rivers........................................................................................... Quercus hartwissiana</p> <p>- Ramules light-brown, tomentose (at least on basis strongly tomentose), relatively thick, terminal buds bigger, 4–8 mm, fruits on relatively thick (up to 3 mm) peduncle; only in Rila Mt., at 1500–1750 m a.s.l., on dry, stony, very steep habitats.............................................................................................................................................................................................. Quercus protoroburoides</p> <p>3. Leaves glabrous............................................................................................................................................................ Quercus robur</p> <p>- Leaves greyish-puberulent beneath....................................................................................................................................................4</p> <p>4. Leaves pubescent on the upper surface (with fasciculate-radiate)......................................................................... Quercus mestensis</p> <p>- Leaves glabrous on the upper surface............................................................................................................ Quercus pedunculiflora</p></div> 	https://treatment.plazi.org/id/03A12D5DFFC4F95AFF7AFCBB37C3FB9F	Public Domain	No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.		Plazi	Tashev, Alexander;Tsavkov, Evgeni	Tashev, Alexander, Tsavkov, Evgeni (2017): Validation of the name Quercus protoroburoides (Fagaceae). Phytotaxa 308 (2): 232-238, DOI: 10.11646/phytotaxa.308.2.4, URL: http://dx.doi.org/10.11646/phytotaxa.308.2.4
