'^ ) 9 ( ^^ 



pa?iicu!atus,2^,R, culmo dichotomo folioro,r-amis com- 

 presfis, fpicis fesfilibus alcernis eredis. 



dic&otomus, 26. R. culmo dichotomo foliofo decumben- 

 te, ramis teretibus, (picis folitariis' 



; akernisque. 



DESCRIPTIO SPECIEEUM, 

 Radix perennis. 



Cuifnusilmphx vel ramofos , fsepe dichotomus, aphyl- 

 !us vel foh'o(us; (emper articulatus, vaginacus 

 flipdis membranaceis; teres, rarius femiteres, 

 rarisfime angulatus» 

 Rami fsepios dichotomi, rarius verticillati. . 

 Folia ietacea, dichotome ramofao 

 I. R. Imbricatus: Oilmus teres , fimplex, aphylluSj 

 articulatus, ereOius, bipedalis & ultra. 



Fotia nulla; fed flipuls juxta articulos con° 

 volutae , vaginantes. 



Spica fimplex, terminah*s , ovato-oblonga ^ 



compresfa, brunnea, glabra, ere£la, poUicaris. 



^qvama imbricatas apice patulo, oblongas, 



acutse, concavs, glabrse, imprimis verfus api= 



cem brunne^. 



Calyx compresfus, inffquah*s, 6-glumis: gki- 

 mx dux anteriores naviculares, obverfse, ma- 

 jores; quatuor interiores lanceolatx. 

 Stylus unicus. ^ ' 



Stijrmata duo, clavata, plumofa. 

 Facile dignofcitur fpica terixiinaH folitada. 



B 2. R. Ya' 



