171 



12. Spiciilse in panicula clensa stricta subcorymbosœ ; bractese 



2 inferiores subaequilongae, suprema 2-plo longior .._ St. Limonium L 



PaniculíE laxaö baud corymbosœ rami patuli recurvi; bractea 

 infima secunda fere 2-plo-, suprema 3-plo brevior... Si, serotina Rchb. 



1 3. Tomentella ; bractea infima ovato-3-angularis cuspidata dorso 

 herbacea -_ -_ -_ — .._ ... — ... ... St tomentella Boiss. 



Glabra ; bractea infima ovato-rotnnda fere oranino mem- 

 branacea... ._. ... ... ... ... ... ... ... ... St. Gmelini Willd. 



14. Rami steriles niiUi vel pauci, simplices vel parum ramosi, 

 semper arrecti vel stricte ramosi ... ... .__ ... .__ ... ... 15 



Rami steriles numerosi, articulate -multifidi, utplurimum 

 flexuoso-divaricato-ramosissimi ... ... ... ... ... ... 42 



15. Spiculœ (saltern plerteque) subinordinate corymbuloso-fascicu- 

 latöB divergentes vel divaricatae ___ ... ... ... ... ... ... 16 



Spiculse regulariter (pectinatim) parallele ordinatae ... 18 



IG. Limbus calycinus tubo subaequilongus vel longior .„ ... 17 



Limbus calycinus tubo multo brevior ; (folia ampla, bractea 

 superior infima 3-plo longior ; spiculse 2 — 5-florae) Si, corymbulosa Coss. 



17. Spiculœ 1-fiorae; bractea superior infima 4-plo longior; lobi 

 calycini nervis validis percursi; tubus ad costas longiuscule 

 patuleve liirsutus (folia parva semper mucronata, obovato- 

 spathulata) ... ... ... ... ... ... ... St. Sibthorpiana Guss. 



Spiculae 2 — 3-floriB; bractea superior infima G-plo longior; 

 limbi calycini nervi longe ante apicem evanidi ; tubus ad costas 

 pilosus (folia ampla) ... ... ... ... ... ... St. ovallfolia Girard. 



18. Spiculíe plerumque approximatissimae eximie regularissime 

 disticbe imbricatai (rarissime: in sola St. occidentali laxius 

 disposifge, sed tunc paniculœ rami strictissimi !) ___ __. .__ 19 



Spiculae baud talimodo disticbse nee ita compacta? ... ... 24 



19. Spiculœ approximatissimae spicas crassas compactas abbreviatas 

 formantes; bracteae obtusissimœ; spiculíP eximie regularissime 

 disticbe imbricatœ ... ... ... ... ... ... ... ._, ... ... 20 



Spicae + elongatas lineares vel sublineares minus compacta?; 

 bracteae + acutae ... ... ... ... ... ... ... ... ... ... 21 



20. Tota planta (praeter folia) pilis brevibus subfasciculatis albis 

 tomentella (rami inferiores steriles); spica? ovato-oblongae ; 

 bractea superior cuneato-obovata subretusa; panicula- rami 

 stricti ... ... ... ... ... ... _._ ... ... ... St. Dufourei Girard. 



Glabra ; rami (steriles nulli) patuli ; bractea superior sub 

 apice obsolete mucronulata (folia parva ovata acuta longiuscule 

 petiolata) ... ... ... ... ... ... ... ... ... St. Girardiana Guss. 



21. Rami strictissimi (spies' lineares)... ... ... ... ... ... ... 22 



