CALADIUM Ventenat. 
(Roemer Archiv. IL. p. 347. 1799.) 
8 pathae tubus convolutus, vegeto-persistens; faux constricta; lamina cymbiformis, (alba). 
Spadix androgynus, erectus, spatha paullulo brevior; spica feminea cylindrico conoidea, 
multiflora, densa, sessills; mascula, a feminea interstitio neutro utrimque 
contiguo, subconico, leviter apicem versus attenuato, inferne ovariorum spica crassiore, 
faucem spathae superante, remota, fusiforme-subclavata, pluriflora; appendix nulla 
vel (sed raro), rudimentaria; rhaches plus minusve configuratione spadicis partium. 
Flosculi nudi; masculi: synandria truncato-obpyramidata, apice sinuose-subhexagona; 
connectivum crassum, vertice planum; loculi 6—8——10, appositi, antherarum 3—4—5, 
ad basin fere synandrii producti, ibique rotundati et emarginati, verticem synandrii non 
attingentes, sub illo rimula brevi aperientes; pollen e rimis contractorum synandriorum 
farciminulose protrudentes; feminei: ovaria bi-rarius trilocularia, omnia apice leviter 
connexa; stylus nullus; stigmata depresse-hemisphaerica sub-3—4-sulcata, minora : 
distantia vel majora contigua; placentae axeos medio annexae, plus minusve adscendentes 
vel descendentes, lineares, pluriovulatae; funiculi breves, superiores adscendenter 
patentes, infimi interdum recurvi; ovula biserialia, anatropa, superiora arrecta, infima 
interdum deorsum versa; micropyle ergo superiorum fundum, infimorum apicem 
versus cavitatis spectans; neutri: depresse-obpyramidati, compressi, vertice truncati, 
contigui, synandria fere referentes. 
Fruetus. Baccae clavatae, tenues, densae, albae, in spicam obovoideam congestae, spathae 
tubo tandem irregulariter disrupto primum munitae, peracta ruptura illius subito omnes 
decidentes, stigmatis rudimento coronatae, bi- triloculares, polyspermae.  Rhachis 
fructigera parum incrassata, conoidea. 
Semen vel semina plus minusve ovoidea, inversa, brevissime funiculata, funiculo in rhaphem 
lateraliter annexam, prominulam  prolongato, strophiolo gibbiformi, minuto aucta, 
epidermide succulenta obducta; testa crassa, acietato-sulcata, sulcis plurimis longitudi- 
nalibus; tegmen tenue, laeve; miücropyle apiculatim  prominula, fundum spectans; 
albumen copiosum; embryo axilis. 
