PHIPPSIA. 



Phippsia (subgenus Yilfie) Trinius in Spreng. neue entdeck. 2. p. 37. 



Char. Gen. Gluma unillora, alilnvviata, inu-quivalvis. Verintihium nuitinim, obttisum, 

 imberbe ; valvula superiore nervis sursum divergentibus. Lodicula 2. Statu. 1-3. Stig- 

 mata 2, sessilia. Caryopsis libera, teres, exsulca. 



Gramen pusillum, aquaticum v. in imindatis tiasams. Culmi bast dinsi. l'oha plana ; 

 vagina Integra, ipso apice tantum fisso. Panicula coarctata, ramis semiverticillatis. Gluinx 

 enenes, inferior e minori. Stamina 1-3. Sbgmsta pwsittmtia. 



Obs. E graminibus unifloris proxime accedit Vilfic ct Colpodio, affinitatcm habct etiam 

 quandamcum Scbmidtia Trattin, (Coleantbus Roem. ct Sch. syit. ft p. 11.) Gtti certo gluma 

 nulla, ct perianthium bivalve, probaute valvula superiore dinervi. 



Inter genera locustis bifloris Phippsia affinis est Catabrostv, conveniens jrhnni.s abbrevintis, 

 periantliiis obtusis concavis ct foliorum vaginis apice tantum (i-so : dilfert locustis mnflons, 

 caryopside tereti, nee lateraliter compivs-a. 



55. PHIPPSIA ALGIDA. 



Agrostis algida, Solaml. in Phippr rot/, p. 200. cum descriptione acrurata. JVahlenb. 

 lapp. p. 25. t. 1. ubi periantb.um pro „1 i i mmn pnclcrusa, dep.ctum, ct lodieula, per- 

 perain indivisa ct aucta, pro perianthio univalvi. Flor. Dan. 1505. structuram eandem ex- 

 lubens ac in Wablenb. 1. c. Br. in Ross' voy. ed. 2. v. 2. p. 191. (Gramen sui generis.) 



Trichodium algidum, Svensk hot. 5-15. f. 2. ab ie. Wablenb. mutuata. Roem. et Sch. 

 syst. 2. p. 283. 



Desc. Grams* biuncialc, gfcberrimmii, ca'spitosum. Culmi. ip-a ha>i diviM ibupie va- 

 ginis scariosis tccti. Folia linearia, obtusinscnla, l:evia : figula brevis, obtusisshna, indivisa : 

 vagina laxiuscula, integra, ipso apice tantum fisso. Panicula coarctata, ramis semiverticillatis, 

 paucifloris, larribus. Locustce uniflorir. Gluma nana, bivalvis, inaqualis, valvula? mutica>, 

 cbtusiuscuke, concava?, hand carinat-.e, integra', nieinbranaeeae ; inferior minor, enervis; supe- 

 rior plus duplo major, i[>so perianthio triplo eircitcr brevior, obsolete uninervis; ambus ssepis- 

 fcime post lapsum perianthii cum rachitic persist cntes, inferiore quandoque decidua. Perian- 

 thiuia intra glumam brevissime ])edieellalum : valvula inferior concava, ovato-lanceolatn, tri- 

 nervis, nervorum dimidio mfcriorc hispidulo ; superior cjiisdcm i\ iv lon^itinlinis et latitudhus 

 sed diversae figura-, obtusa, 3-4-dentata, dinervis, nenis bispidulis a basi sursum paulo diver- 

 gentibus, ipsa ban -ub-appro\imatis. Lodicula 2, subovata?, membranaceae, indivisa?, glabra?. 

 Stamina 1-3. Stigmata 2, sessilia, longa, liyalina, ramulis simplicibus. Caryopsis ovali- 

 obloncra, teres, exsulca, stigmatibus emarcidis din coronata. Embryo caryopside quadruple 



