Paullinia. 



229 



P. scarlatina. 



39. P. anodonta. 



aa. Foliola oblique vel transversim nervosa; 

 petiolus nudus, rhachis nuda vel marginata. 



* Foliola oblique clathrato-venosa; Capsula 

 breviter tomentosa, sexcostata (sp. mexi- 

 cana) 37. P. costata. 



** Foliola laxiuscule transversim venosa, el- 

 liptica, obsolete dentata; foliorum rhachis 

 marginata, stipulae parvae trianguläres; 

 Capsula glabra, valvarum costa mediana 

 evanida tricostata (sp. guatemalensis) . 38 

 *** Foliola arcte transversim venosa, oblongo- 

 lanceolata, integerrima; foliorum rhachis 

 nuda, stipulae majusculae oblongae (fruc- 

 tus ignotus; sp. surinamensis) . . . 

 ßß. Foliola reticulato-venosa, glandulis deflexo- 

 adpressis complanatis apice plurimis flabel- 

 lato- 4-cellularibus ornata. 



* Petiolus nudus, rhachis marginata, foliola 

 pellucido-punctata, inferiora basi obsolete 

 bilobulata (sp. boliviensis) 40. 



** Petiolus marginatus, foliola impunctata, 

 fibris sclerenchymaticis brevibus instructa 

 (sp. peruvianae). 

 t Foliola lanceolata, inferiora basi bi- 



dentata 41. 



ff Foliola elliptica, inferiora basi subauri- 



culato-bidentata 42. 



*** Petiolus et rhachis alata, foliola pellucido- 

 punctata, subintegerrima (sp. peruviana) 43. 

 ß. Foliola nervis lateralibus patentissimis, glandulis 

 subscutatis subimmersis instructa; petiolus 

 rhachisque marginata (sp. novogranatensis) . . 44. 

 cc. Folia biternata, rarius depauperata (rhachi margi- 

 nato-alata). , 



a. Foliola serrato-dentata, subtus glabra, punctis 

 lineolisque pellucidis conspicuis sat crebris; fila- 



menta glabra (sp. antillana) 45, 



ß. Foliola subincise lobato-dentata, subtus (saepius 

 dense) pubescentia, punctis pellucidis nullis vel 

 parvis tantum; filämenta pilosa (sp. centro- 



americana) 46. 



dd. Folia (foliolis parvis subcentimetralibus) varie 



composita, inferiora ternata vel trisecta tantum, 



superiora 5-foliolato-pinnata, summa transeuntia 



in biternata vel interdum plane biternata; rami 



leviter sulcato-costati, praesertim in costis cano- 



puberuli (sp. mexicana, fruticulum parvum squar- 



rosum cirris subscandentem tantum exhibens) . . 47. P. sonorensis. 



b. Cotyledones (ubi notae) parum curvatae, amyligerae; 



Capsula tomentosa, excepta P. cupana (in P. scabra et 



latifolia ignota); flores plerumque majores; rami angu- 



lati vel costati (in P. ferruginea subteretes) ; folia 5- 



foliolato-pinnata, petiolo rhachique nudis, plerumque 



P. bilobulata. 



P. bidentata. 



P. subauriculata. 



P. laeta. 



P. connaracea. 

 P. jamaicensis. 



P. cosiaricensis. 



