31G GnAMlISEAR. EniANTHCS. 



blvalvis ; valvnla infcrlorl oblon^o- lanccolata carlnata ^labra 

 unincrvi flosciilo superiori vix terlia p.irte iircviori purpu- 

 rea cx apice inlegro conjiniiata in setam 6 — 7 lincas longam gra- 

 cilcm in meilio parumpcr (lexam laeviusculam flavescentem, su- 

 perioii hac duplo hievioii ei angustiori line^ri-lanceolala acu- 

 minata cncrvi pallida liasi purpurascente. Lodicula*' sulnjua- 

 dralac, truiicatae , plicatae, purpureae. Slamina t; ia , an- 

 thcris fiilvis. Germen olilongum, apiccm versus pubescens ; 

 styli hasi connati; sligmata piirpurea. Caryopsis stylorum 

 communi basi residua mucronulala. 



Ihthilat in ripa /huninis S. Francisci pone Salgado , et 

 alihi in prov. IMinarn/n. Floret Seplenihri. 1\.. 



Adnot. Maxime refcrt T r a c h y p o g on e m argen- 

 teum, sed diflert abunde ilorum structura. Ab Eriantho 

 saccliaroide rccedit teneritate culmi et paniculae, foliis an- 

 gustis , glumis glabris , multisque aliis. A sequente specie 

 jam primo intuitu e nodonim barba distingues, quo ilia ca' 

 ret; glumarura autem glabritie abludit ab utraque. 



5. ERIANTHUS ANGUSTIFOLIUS. t 



E. panicula , spiculis gcminis ternisve villos aequantl- 

 bus, gliimis dorso villosis , nodis vaginis llgulaque glabris , 

 foliis lincaiibus canaliculatis. 



Radix ad collum strigosa, plurlmos foliorum fasclculos 

 culmosquc gigncns. Culnuis 2 — 3-pedalis, pennae colum- 

 binac crassitie , crectus, strlctus , simplex, teres, striatus, 

 glaber, iistulosus , ad apicem usque vaginis foHorum involu- 

 tus. Fasciculorum vaginae distichae, compressae, striatac , 

 glaberrimae , apice In ligulam ovato - lanccolatam obtusius- 

 culam et saepe lacerani iuscescentem contiuuatae; culmeae 

 convolutae, caeterum fasciculorum vaginis simillimae, at 

 multo longiores. Folia fere culml longiiudine, supernc 

 llnea paulo latiora , basin versus magis quoque attenuata ibi- 

 demqne compresso - canaliculata , tum apicem versus planlus- 

 cula, nervo crasslssimo albo subtus obtuse promincnte divisa, 

 xnarginc serrulalo - scabcrrlma , facle slriata et scabrluscula , 

 basi interdum subciliata et ibidem macula fusca , nuda vel 

 suhsericante , notala , rigidula, glaucescentia. Splca panicu- 

 lata , ^ pedis longa, vel longlor, oblonga , subcontracta , 

 basi interrupta. Rhachis communls inferne teres , superne 

 angulata, ubique scabra, ad ramorum insertiones barbata. 

 Raml alterni vel subopposlti, spiciflori, a basi fascleulatim 

 divisl in ramulos primarios ternos quaternosve inaequales, 

 basinodulo insertos et brevi spatlo integros, tum approxiraate 

 dichotomos, quoruni longlor bipollicaris, cujus raraelll infe- 

 riores etiam gemini. Rhachis propria subtrigona, articulata, 



