^.-g GrRAMDTE^ Rhizocepholus: 



Soecies inter congeneres radice perenni, foliis crassis convolutis pungenti^ 

 bus anomala facie Sporobolum spicatum referens quamvis omnibus partibus 

 multo crassior, ob stylos terminales nec ad basin spiculse emergentes. Heleo*- 

 chloie ut videtiir adnumerauda. Caryopsis ovata subcompressa pericarpio- 

 noDut in Spor bolo laxo solubili. 



RHIZOCEPHALUS (Boiss. Diagn, Scf. I, 5, ^ 68). 



Spiculje uniflorse spicatse. Glumse binae coriacese lanceolatse triner- 

 Vifc basi in urceolum connatac superne subrecurvse. Glumeila quin- 

 qucnervia coriacea arcte convoluta paleam hyalinam binervem amplec- 

 tens. Filamenta bina. Styli nulli, stigmata bina longissima pilosa. 

 Squamulaj nullie Ovarium ovatum. Garyopsis... — Herba pumila 

 subacanlis facie Maillece vel Scirpi Micheliani. — Genus affine 

 Crypsidi a qua diflert glumis subcoriaceis inferne in tubura connalis 

 tri nec uninerviis, ginmella coricea convolutaquinquenervi. 



l. Rh. Orientalis (Boiss. I. cit. p. 69) annuusglabriusculusces- 

 pitosus, culmis brevissimis vel nuilis, foliis confertis subradicalibus 

 vagina spalhffiformi suffultis elongalis anguste linearibus longe 

 snbulato-attenuatis spicas superantibus multinerviis scabridis, liguia 

 brevi lacera, spicis terminalibus solitariis ovatis basiattenuatis obtu- 

 sis vaginis summis involucratis el foliis longe superatis, spiculis 

 breviter pedicellatis, glumis oblongo-lanceolatis parte libera patnlo- 

 recurvis acutis dorso papiUis clavatis hirtellis crassinerviis, glumella 

 glumis sublongiore recta involuta acutd papilloso-hirtella crassiner- 

 via O. Crypsis pygmea Jaub. et Sp. III. 14, tab. 307. 



Hab. in SyriA vel Mesopotami^ (Auch 30661), in Olympo Bithyno (Auch.. 

 3055). (sed vereor huuc locum ex errore schedulae indicatum fuisse), in collibus 

 apricis Per>iae prope Persepoliu (frustuium inter plautas a cl. Ky 1845 

 collectas comu)ixtum). 



Spicse ad collum sessiles vel subsessiles 4-6 lineas longao, spiculae fere 2 Vj 

 lineas long». 



MAILLEA (Parl. Pl. Nov., p. 31). 



Spiciilae uniflorai spicatre. Glumae binse membranacece compresso- 

 carinaUe [e(|uale.s inter se liberce. Glumella el palea membranaceaj 

 glumis triplo breviores caryopsidem usque ad ^'s includentes sub- 

 .Tquilongce, illa lalior basi marginibus connata et infundibuliformis 

 apice truncata crenata subenervis, palea angustior linearis obtusa 

 obsolele uninervis. Squamulse minimse longiusculfe truncaf» vel 

 retusjc angulo externo dento auctoe (CI. Hackel in litt.) Stamina 

 tria. Styli subnulli, stigmata bina terminalia elongata plumosa. 

 Caryopsis liliera stipitulata ovata vix compressa. — Ilerba pumila 

 facie CrypsiUis, Scirpi Micheliani vel speciminum minorum Phki' 



