Taxonomic history:
   1753: Linnaeus described this species as Valeriana phu in Species Plantarum, 1st ed., p. 32.
   today: The current name for this species is Valeriana phu L.

Original Latin diagnosis:
Valeriana floribus triandris, foliis caulinis pinnatis; radicalibus indivisis.

English translation:
Valeriana with flowers three-stamened, with leaf blades [the] cauline [ones] pinnate, [those] arising from the root undivided.

English translation with commentary:

Valeriana	Valeriana
with flowers	floribus - ablative plural of third declension masculine noun flos, floris
three-stamened	triiandris - ablative plural masculine of group A adjective triandrus, -a, -um; modifies floribus
[and]	[added for smoother reading]
with leaf blades	foliis - ablative plural of second declension neuter noun folium, -i
[the] cauline [ones]	caulinis - ablative plural neuter of group A adjective caulinus, -a, -um; modifies foliis
pinnate,	pinnatis - ablative plural neuter of group A adjective pinnatus, -a, -um; modifies foliis
[those] arising from the root	radicalibus - ablative plural neuter of group B adjective radicalis, -is, -e; modifies foliis
undivided.	indivisis - ablative plural neuter of group A adjective indivisus, -a, -um; modifies foliis