Taxonomic history:
   1753: Linnaeus described this species as Valeriana tuberosa in Species Plantarum, 1st ed., p. 33.
   today: The current name for this species is Valeriana tuberosa L.

Original Latin diagnosis:
Valeriana floribus triandris, foliis lanceolatis integerrimis: caulinis basi pinnatis.

English translation:
Valeriana with flowers three-stamened [and] with leaf blades lanceolate [and] entire, [the] cauline [ones] at the base pinnate.

English translation with commentary:

Valeriana	Valeriana
with flowers	floribus - ablative plural of third declension masculine noun flos, floris
three-stamened;	triandris - ablative plural masculine of group A adjective triandrus, -a, -um; modifies floribus
with leaf blades	foliis - ablative plural of second declension neuter noun folium, -i
lanceolate	lanceolatis - ablative plural neuter of group A adjective lanceolatus, -a, -um; modifies foliis
[and]	[added for smoother reading]
entire,	integerrimis - ablative plural neuter of group A adjective integerrimus, -a, -um; modifies foliis
[the] cauline [ones]	caulinis - ablative plural neuter of group A adjective caulinis, -a, -um; modifies foliis
at the base	basi - ablative singular of third declension masculine noun basis, basis
pinnate.	pinnatis - ablative plural neuter of group A adjective pinnatus, -a, -um; modifies foliis