141 



ramosisslma hirsuta, calycibus pubescenlibus , bracteis bre- 

 vissimis, floribus pedicellatis (Africa aequinoct. prope Se- 

 negal). 11. C. aculeatum Vent., spinosum, fol. suboppo- 

 sitis ovatis pubescentibus, floribus pedicellatis (Afr. aequin. 

 prope Senegal). 12. C. spinosum Don, ereclum glabrum, 

 ramis spinescentibus , fol. longe peiiolalis ovalibus mem- 

 branaceis , floribus pedicellatis, dentibus calycinis fere ob- 

 soletis, petalis ovatis obtusis, staminibus minus exserlis 

 (Afr. aequinoct. prope Sierra Leona). 13. C. Smeath- 

 manni Don, scandens, hirsutum, foliis ellipticis acumina- 

 tis; floralibus flavicantibus bracteis amplissimis, racemis 

 elongatis, floribus pedicellatis (Afr. aequin. prope Sierra 

 Leona). — Sectio E. Cal. turbinato-campanulatus. Spicae 

 axillares et terminales, saepe paniculae modo dispositae. 

 14. C. furinosum Kunth. Humb. , scandens glabrum , fol. 

 elliptico-oblongis obtusis subcoriaceis basi rotundatis, sub- 

 tus farinosis, spicis geminis multifloris, petalis squami- 

 formibus, staminibus longissimis (Mexico). 15. C. fran- 

 guUfolium Kunth. Humb., scandens glabrum, fol. ellipticis 

 utrinque lepidotis, spicis solitariis rariusve geminis, bra- 

 cteis oblongis acutis villosis , petalis crenatis subflabellatis 

 (Orinoco prope Angusturam). 16. C. laaum Jacq. Lin., 

 scandens glabrum, fol. ovatis, spicis erectis laxifloris, caly- 

 cibus pubescentibus, petalis subrotundis calyce brevioribus 

 (in Antillis). 17. C. mexicanum Kunth. Humb., humile 

 glabrum; ramulis novellis compressiusculis , fol. ellipticis 

 membranaeeis , basi subcordatis, panicula polystaehya, spi- 

 cis brevibus multifloris ferrugineo-tomentosis, petalis sub- 

 reniformibus calyce brevioribus (Mexico). 18. C. pul- 

 chellum Marl, mss., scandens puberulum, fol. elliptico- 

 oblongis sublus fuscescentibus , panicula polystaehya, ca- 

 lycibus peduneulisque fusco- villosis, petalis subreniformi- 

 bus reflexis (Brasilia). 19. C. racemosum Pal. ßeauv., 

 scandens glabrum, fol. ovato- oblongis acutis nilidis, pani- 

 cula polystaehya, spicis elongatis apice comosis, petalis 

 lanceolatis obtusis (Africa aequinoct. ad Benin). 20. C. 

 aV '■ T (im Don (C. laxum Roxb. horl. Beng. ), scandens 

 gl: jra, fol. longe petiolatis oblongis oblusis aut subor- 

 b ilatis, supra punctalis viridibus, subtus albidis, panicula 

 polystaehya, spicis conferlifloris , calycibus pubescentibus, 



Eetalis parvis (Ind. Or.). 21. C. nanum Hamilton mss in 

 Ion prodr., erectum humile, fol. oblongis ovatisve obtusis 



