442 



nominnqiiam diadelpliis, germme nnico, di-polj^diyllo, 

 uni-biloculari, gemmults plerum(|ue pluribus, imo plu- 

 rimis, fructii capsulari, siliquoso, nucamentaceo v. bac- 

 cato, emhryone nunc in basi albuminis copiosi minimo, 

 recto V. subarcuato^ nunc cxalbuminoso, varie curvato. 



Ordo €Ii!£SXII« PapaTeraceae. 



Herhae annuae v. perennes, rarius suffrulescentes; radice 

 siinplici V. interdum caudice hypogaeo tuberoso. Succus aqueus 

 V. lacteus, saepe croceus. Caulis teres, interdum hypogacus, 

 foiia scaposque exserens. Folia sessilia v. saepius petiolata, 

 alterna v. superiora nonnunquam opposita, simplicia v. composita, 

 decomposita v. supradecomposita, rarissime integerrima. Flores 

 perfecti, regulares v. irregulares, nunc solitarii pedunculati, nunc 

 in racemum simplicera, abbreviatum v. compositum dispositi, in- 

 terdum subcymosi; pedunculi terminales v. rami axillaris elon- 

 gatione oppositifolii v. e ramorum dichotomia exserti, rarius e 

 caudicis hypogaei gemma orti, scapiformes. Calyx di- v. raris- 

 sime triphyllus, foliolis duobus, valvatis v. imbricatis, herbaceis 

 aut interdum subcoloratis, liberis v. rarissime inter se coalitis, 

 caducis. Corollae petala receptaculo inserta, decidua, in Papa- 

 vereis calycis foliolis dupla v. tripla (quatuor-sex-octo v. duode- 

 cim) aestivatione imbricata, irregulariter plicata v. planiuscula, 

 interdura nulla, in Fumarieis quatuor, libera v. varie cohaeren- 

 tia, lateralia calycis foliolis opposita saepissime cura staminis 

 rudimento connata, posticum basi saccatum v. calcaratum, anticum 

 postico conforme, v. planiusculum et basi aequale. Stamina re- 

 ceptaculo inserta, in Papavereis indefmita, multiseriata; Jilamcii- 

 iis filiformibus anthcrisque liberis, bilocularibus, longitudinaliter 

 V. latere dehiscentibus; in Fumarieis sex, diadelpha, phalangibus 

 petalis antico et postico oppositis, synemate membranaceo, tri- 

 fido, nunc utroque, nunc tantum postico basi extus processu 

 Lrevi, glanduloso, nectarifero instructo, lobi medii anthera bi- 

 lateralium uniioculari, loculis longitudinaliter dehiscentibus. Gcr- 

 tnen liberura, di-polyphyllum, trophospermiis intervalvularibus, 

 geramulam unicam v. plurimas gerenlibus uniloculare. Gemmulae 

 amphitropae v. anatropae. Stigmata connata, trophospermiis 

 numero aequalia et alterna, rarius dupla, iisdem alterna et oppo- 

 8ita, interdum collectoribus stipata. Fructus siccus v. rarissime 

 Laccatus, unilocularis v. interduni septulis transversis plurilocula- 

 ris, indehiscens v. valvis plus minus completis dehiscens, valvulae 

 a trophospcrmiis persistentibus, filiformibus aut rarius lamclli- 

 formibus, septa incomplcta conslituentibus solutae, v. easdem 

 bipartieutes et margine auferentes. Semina plurima v. rarissinie 



