! . 



372 



substeriles divisis; foliis puberulo-hiitis glabrisve, saepe api- 

 culatis, basi petioliformijcalloso-incrassata; floribus in summo 

 caule congestis vel glomerulato-interrupte spicatis, herma- 

 phrocliti5,tetrandris,macrantherisj calycis tubo pilis longius- 



r 



culisj rectis plerisque, pauciorlbus intermixtis hamatis, his- 

 pldo, laciniis inaequalibus, exterioribus divergentibus, folia- 

 eels, infra medium fornicatis, interioribus paulo brevioribus 



\ 



angustioribusque , stricte erectis; utriculo laciniis calycinis 

 interioribus breviore, apice inciso; stylis a basi liberis, longius- 

 culis, crasse filiformibus, demum patentissimis, — Herniaria 

 fruticosa Desf! Atl. I, p. 213, Webb ! Phytogr. Can. 11, p.i68. 

 Hab. in Africae borealis occidentalis insularumque cana- 

 riensium aridis apricis. — Ab affini Herniaria fruticosa planta 

 differt caulibus herbaceis noii suffruticosis , inflorescentia 



■ b 



demum cymosA laxata, non capitellata^ laciniis, calycinis inae- 

 qualibus, non subaequalibus, exterioribus longioribus diver- 

 gentibus non erectis, etc. 



Diagnoses de deux espfeces nouvelles du genre Polycarpon^ ex- 



traitcsd'une monographie in^dite de M. Jacques Gay. 



\. Poly carport succulentum ^ dinxi\mm ^ pentandruni; laciniis 

 calycinis muticis, interioribus longioribus; petalis (lacteis) 

 oblongo-obovatis! calycis longitudine; stylo elongato, apice 

 tridentato; seminibus laevissimis. — Alsiae succulenta Dclil! 

 Fl. ^gypt. p. 211, tab. 24 fig. 3. Arenaria succulenta Sering. 

 in De Cand. Prodn I. p. 400. — Hab. in arenosis ^gypti K^^*' 

 ram inter et Soueys (DeliK). — Alio spectat Polyc. succulentum 

 Webb Phytogr. Canar., nempe ad P. tetraphyllum p interme- 

 dium Gay monogr. ined,. 



2- Potycarpon Bivonce^ perenne, pentandrum ; laciniis caly- 



cmis cuspidatis, interioribus 



(pall 



roseis) longitudine calycis, oblongo-ellipticis; stylo elongate, 

 apice tridentato; seminibus tuberculatis. — Hagea polycar- 

 poidc's Biv. Stirp. rar. sic. manip. % n" 3. Polycarpon peploi- 

 des Bertol. Fl. ital. I. p. 837. Guss. Fl. Sic. synop. I. p.^67. 



