<choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>No.</abbr> <expan>Numero</expan> </choice> 28. <placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0000394 https://www.geonames.org/573081">Flore du Caucase</placeName> <lb xmlns="http://www.tei-c.org/ns/1.0" /> <ref xmlns="http://www.tei-c.org/ns/1.0" xml:id="ed_eqk_bv1_fy" type="siglum" target="#Geographie_der_Pflanzen_Ac">Ac.</ref>