Taxonomic history:
   1753: Linnaeus described this species as Tordylium maximum in Species Plantarum, 1st ed., p. 240 of Ray Society 1957 facsimile.
   today: The current name for this species is Tordylium maximum L.

original Latin diagnosis
Tordylium umbella conferta radiata, foliolis lanceolatis inciso-serratis.

English translation
Tordylium with an umbel clustered [and] radiated; [and] with leaflet blades incised-serrate.

English translation with commentary

Tordylium	Tordylium
with an umbel	umbella - ablative singular of first declension feminine noun umbella, -ae
clustered	conferta - ablative singular feminine of perfect passive participle of fourth conjugation verb confercio, confercire, confersi, confertum; modifies umbella
[and]	[added for smoother reading]
radiated;	radiata - ablative singular feminine of perfect passive participle of first conjugation verb radio, -are, -avi, atum; modifies umbella
[and]	[added for smoother reading]
with leaflet blades	foliolis - ablative plural of second declension neuter noun foliolum, -i
lanceolate	lanceolatis - ablative plural neuter of group A adjective lanceolatus, -a, -um; modifies foliolis
[and]	[added for smoother reading]
incised-serrate.	inciso-serratis = inciso- (combining form of perfect passive participle of 3rd conjugation verb inciso, -ere, -di, -sum) + serratis (ablative plural neuter of group A adjective serratus, -a, -um); modifies foliolatis