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incompleti regulares, nunc radicales, nunc in scapo v. cauleaxillares aut saepius terminales, racemoso-spicati v. paniculati,nudi aut bracteati, interdum bracteolis calyculiformihus stipati.Perigonium liberum, rarissime ima basi germini subadhaerens,corollinum, hexaphyllum, foliola nunc omnia distincta, sessilia v.saepius unguiculata, decidua, nunc basibus suis cohaerentia autin tubum in nonnullis praelongum coalita, saepissime tunc per-sistentia, interiora exterioribus conformia, rarius minora, nonnun-quam submajora, aestivatione in plurimis induplicata, exteriorasaepius valvata, in quibusdam omnia induplicata, stamina in ala-bastro segregantia, basi in plurimis aequalia, in paucis saccato-excavata et mellifera, saepissime ad ungues poris v. foveolis secer-nentibus instructa. Stamina perigonii foliolis numero aequalia etideo sex, rarius novem v. duodecim, perigonii foliolis exteriori-bus v. omnibus geminatim opposita, interdum interjectis stamino-diis stipata, nunc imis foliolis, nunc supra unguem inserta, raris-sime obscure hypogyna. Filamenta filiformia, libera, saepissimepersistentia. Jntherae biloculares, v. septo demum obliteratospurie uniloculares, nunc dorso adnatae et extrorsae, nunc dorsopeltatim affixae, in alabastro plerumque extrorsae, sub anlhesiversatiles, loculis linearibus v. ovatis, longiludinaliter dehiscenti-bus. Germen liberum v. rarissime ima basi adnatum, sessile v.nonnunquam brevissime stipitatum, triphyllum (rarissime abortumonophyllum), carpophyllis follicularibus, ante perigonii foliola ex-teriora sitis, in axi immediate, v. ope columellae centralis, demumobsoletae cohaerentibus. Gemmulae trophospermiis carpophyllamarginantibus insertae, uni-bi-multiseriatae, saepissime plurimae,rarius subdefmitae, orthotropae, semicampylotropae, semianatro-pae v. anatropae. Styli tres, nunc e carpidiorum apice continuipersistentes, intus stigniatosi, nunc columellae apici continui,basi in columellam coaliti, apice in ramos tres, apice papillosossoluti. Fructus in plerisque capsularis , membranaceus v. coria-ceus, trilocularis, trilobus, nunc triparlibilis, folliculis demumsutura ventrali apertis, nunc rarius loculicide trivalvis, valvis me-dio septa margine seminifera gerentibus, in paucissimis baccatus,tri- v. abortu nonnunquam unilocularis. Semina plurima, rarissimedefinita, nonnunquam abortu solitaria, globosa, angulata v. com-pressa, integumento exteriore tenui, membranaceo, hilo basilari,in nonnullis carnoso. Embryo albumine carnoso v. cartilagineo,copioso inclusus, parvus, directione varius, extremitate radi-culari hilo proxima v. ab eo remota, in nonnullis e diametroopposita.

Siibordo I. Veratreae. Caules scapiformes, saepe foliosi.Flores racemosi v. spicati. Styli breves; stigmata vix non semper di-stincta. Perigonii foliola libera, sessilia v. breviter unguiculata aut intubum brevissimum coalita.