84 
b. Folia biternata (partim depauperatione 5-foliolato-pinnata in /S'. paluclosa) 
aa. Rami striati vel leviter sulcati 
«. Eami glabriusculi 
t!«. Cavitas medullaris parva vcl vix ulla (epidermis 
quam maxirae mucigera; sp. boliviensis) 
8. S. dumicola Radlk. 
ßß. Cavitas medullaris grandis (epidermis mucigera; 
sp. brasiliensi-peruviana) 9. S. leptocarpa Radlk. 
,S. Rami pube vel tomento induti 
tia, Rami pube moUi grisea induti; foliola omnia longe 
petiolulata (epidermis parum mucigera ; sp. brasi- 
lieiisis) 12. S. trichomisca Radlk. 
Rami tomento brevi sufFerugineo induti ; foliola 
lateralia sessiliii (epidermis mucigera ; sp. brasiliensis) 
14. S. p a 1 u d 0 s a Camb. 
bb. Rami canaliculati 
(c. Foliola integerrima vel obsolete 1 — 2-dentata (epidermis 
mucigera; sp. guianensisj . . 11. S. chartacea Radlk. 
ß. Foliola serrato-dentata (epidermis mucigera ; sp. brasiliensis) 
15. S. confertif lora Radlk. 
c. Folia supradecomposita (epidermis mucigera; sp. peruviana) 
13. S. squarrosa Radlk. 
Sectio II. Ceratococcus. Dissepimenta fructus angustissima; loculi sat com- 
pressi, medio tumiduli, in utroque latere processu corniformi ascendente instructi, 
dorso plus minus cristati; sepala tomentella; corpus lignosum in una specie 
(S. corni(jera) simplex, in altera {S. mollis) compositum; foliorum epidermis 
in illa mucigera, in altera non mucigera. (Species una — S. corniyera — 
panamensis, altera peruviana.) 
A. Rami 5-canaliculati ; corpus lignosum simplex; folia biternata (subtus pubes- 
centia; epidermis mucigera) 16. S. cornigera Turcz. 
B. Rami 6-striati; corpus lignosum compositum e centrali majore et peripliericis 
3—5 minoribus; folia (superiora) ternata (tota ferrugineo-tomentosa ; epidermis 
non nmcigera) 17. S. mollis Kunth. 
Sectio III. Eurycoccns. Dissepimenta fructus augusta; loculi largi, ,compres- 
siusculi, medio tumidi, alato-cristati ; sepala interiora dense tomentella, exteriora 
puberula vel subglabra ; corpus lignosum aut simplex et saepius insigniter costatum, 
aut in Corpora partialia libera subaequalia 5, rarius 6 — 7, radiatim divisum; 
foliorum epidermis in plerisque mucigera. (Species plurimae brasilienses, 
. 1 guianensis, 1 peruviana, 1 vel 2? antillanae.) 
A. Rami teretes, striati vel costati et inter costas obtusas levius vel profundius 
sulcati ; folia tenuiter vel crassiuscule membranacea 
a. Corpus lignosum simplex, in sectione transversal] sinuato-crenatum; rami 
teretes, sulcato-striati 
aa. Folia ternata (thyrsi corymbiformes ; epidermis non mucigera) 
, . 18. S. platycarpa Benth. 
