Comparative morphological analyses were carried out using collections deposited in the herbaria ASE, CEN, EAC, IPA, HUEFS, HUVA, HVSAF, MAC, PEUFR, R, SPF, and UB (acronyms according to Thiers, ...

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Twigs – stout and glabrous. Buds – broadly ovoid with 4-6 brownish scales; first pair of laterals are at the same level as the terminal and the leaf scar is usually notched. Fruit – wings are ...