1. 1 -^ 



CLASSIS V. 



P E N T A N D R I A 



NOVA GENERA. 



GERUMA. 



ERUMA ALBA. Monogijnia. CaJijx monophijtlu!^ CoroHa J -petata, 

 ^^ PericRrphm ^-tomlare, difperm, 



Descr. Calijx: perianth. i - phyllum , planum, infcrum, j-dematum, pcr- 

 fidens, viride, parvum. Corolla; petala s, iiinceolato -truncatj, pa« 

 tentia, calyce triplo longiora , alba. Filav;euia 5, ereSa, coroib dinii- 

 dio breviora: Aiithenr ercOiEe, trigonre. NeBarium', annuius crairus circa 

 germen, marginc extcriorc ft.in^ina gcitans. Germen globofura, ne£la- 

 rio valde immerliim. Strjlus filiformis , parvus. Stiguiata 3 , patcn- 

 tiflTma, rubra , cuncata , apice emarginata. Pericarpium: capfula fupcra 

 ovaiis , 4-Jocularis, (aii s-iocul.?) 4- valvis, difpcrnia. Semiiia. ova- 

 lia , bina in quovis loculo J (alterum ftepe aborrivum) infcrta pulpa; 

 albn:, trigonK. Fotia alterna, ovali- oblonea , fubferraia. 



Hadie. Arab. Djcrrim. ^/^ 



ARNEBIA, 



2. ARNEBIA TETRASTiGMA. Monafiynia , monopefata. 



Character Genericus: Calyx; jjerfanth. f-parritum, erc£lnm , lineare, 

 acurum, perfiitens. CVo//« monopetala : Tnt/iif cylinaricus; Limbur 

 patens, j-fidus, obtufus : fiu.x aperra. Filameiita 5, Autbem 3 lon- 

 giores, in fmce coroTla?: dua? brcviores. Germina 4. Sfytiif filifor- 

 mis, longitudine tubi. Stisma quadrifidum. Pericarpium nullum: ca- 

 Jyx ereftus fovebat femina nondurn matura. Semina 4, cxtrorfurn 

 plana, verticalia, rriangularia, imrorfum convexa, tota glabra. Hac 

 «ota, & Stigmatis radiis differt a Lithojpermo , proxime fimili. 



Species. 



