31G 



Spermacoce 



fubricaulis sp. nov 71 



siraplex Sw 73 



spinosa Chara &Sclilec. 73 



squaraosa AVr 71 



strumpfioides Wr 73 



teuuior L 71 



thjmocephala 72 



Sphinctanthus 



longiflorus Gris 60 



Spigelia 



ambigua sp. nov 116 



anthelmia L 116 



sphagiiicohi sp. nov 116 



spariioides Gris 117 



Spilanthes 



beccabunga DC 81 



insipida Jacq? 81 



Spiranthes 



elataRich 232 



Gardneri Lindl 232 



orchioides Jiich 232 



sjJeciosus Rich 232 



tortilisRich 232 



Spirodela 



polyrhiza Hegelm 156 



Spironema 



Robbinsii sp. nov 158 



Spoudias 



luteaL 25 



Sponia 



Lamarkiana Dcue 149 



micrantha Dcne 149 



mollis Dcue 149 



Stachytarpheta 



angustifolia V 112 



elatiorSchrad 112 



Jamaicensis V 111 



orubica V 112 



Pig. 



Stachytarplieta 



sirigosa V 111 



Stegnosperma 



Cubense Rich 135 



halimifolia Benth 135 



Stelis 



ophioglossoides Sw 227 



Stemodia 



•ageratifolia sp. nov 99 



Durantifolia Sw 99 



maritima L 99 



parviflora Ait... 99 



radicans Gris 100 



Steraonacanth-us 



raacrophyllus J^ees 98 



Stenandrium 



droseroides Nees........ 98 



punctatum Gris 98 



rupestre Nees 98 



scabrosum Neos 98 



Sienolobium 



ceeruleum Bcnih 30 



Stenoptera 



ananassocomosG. Kchl .232 



Stenorhynchus 



lanceolatus Rich 232 



orchioides TindL. 232 



orchioidesRich 232 



speciosus Rich 232 



Stenostomura 



densiflorum Wr 67 



granulatum Gris 67 



granulaium Wr. Gris.... 67 



lucidum coertu 67 



mjrtifolium Gris 67 



raicrophjUum Gris 66 



nitidum DC 67 



pauciflorum sp. nov. ... 67 



radiaium Gris 67 



resinosum Gris 67 



