| http://www.w3.org/ns/prov#value | - Plants usually epiphytic and scandent, the internodes mostly elongate, the nodes often emitting roots; petioles short or elongate, rarely geniculate near the apex, vaginate for part or all their length; blades herbaceous or more or less coria- ceous, very variable in form, sometimes lobed or parted, the lateral nerves all parallel and equal, or the primary ones often stouter than the secondary; pe
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