537 



ces latis, subsursum curvatis, exitu rotun- 

 datis, sinu apertissimo 1. fere in imum trun- 

 catum transgrediente separalis, 12-15-18 

 pollices lata, lobo medio 1. antico oblongo, 

 9-11 pollices longo, inferne 4 pollices lato, 

 apicem versus parumper latitudine augenle, 

 suramo apice repentino contracto , cuspide 

 lanceolata longa abrupte exserto terminato, 

 Nervi loborum utrinque 5, arcuali, omnes 

 longe-connati, interlobares ad venas tenuis- 

 simas reducti, recti, aperte-patentes. Venae 

 costales sub- 9, patentes, rectiusculae. Ve- 

 nastra in intervenio sub- 3. Pseudoneurum 

 margini valde-approximatum. Pedunculus 

 10-14-pollicaris, petiolo brevior 1. longior, 

 slrictus. Spatha flavo-virens, 5 pollicaris, 

 pollicem lata, acuminata, spadice brevior. 

 Spadix juliformis, tenuis, viridis, stipite 

 brevi suffultus. Ovarii loculamenta interdum 

 biovulata. — Patria ? — v. v. cult 

 145. Sagittaria. Linden. (Catal.) — Caudex . . . 

 .... Petiolus longus. Geniculum longulum. 

 Lamina fol. 8-9 pollices longa, in lobis po- 

 sticis obovato-oblongis, antice et lateraliter 

 subtruncatis, angulo obtuso, postice rolun- 

 datis, 3'/ 2 pollices longis, 3 l / 3 pollices la- 

 tis, porreclis, sinu apertissimo in repando- 

 (runcatum vergente divergentibus, sub -10 

 pollices lata, lobo medio 1. anlico oblongo- 

 obovato, 5-5 1 / 2 pollices longo, inferne 3V 2 

 pollices lato, apicem versus latitudine au- 

 gentc. suinnio apice repentino contracto. 



