Journals
2 titles beginning with "X"
Xenia orchidacea :Beitra¨ge zur Kenntniss der Orchideen /von Heinrich Gustav Reichenbach fil.
Biodiversity Heritage Library Open Access Serials: fulltext 1858-01-01 to 1900-12-31
Xerophilia 2285-3987
Single Journals (NYBG): fulltext 2012-06-01 (v.1) to current