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 232 CHLORIS MELYILLIAXA.

cliloa noh. (Holcus Falls. Trlnii, et Wahlenh. iion Linnm geii. et sp. pL ed. prima, iiec Schreberi iiec Gcertneri ;) quae tanien facile clistinouitur ab hoc genere uti et ab Aira et Arrhenatherc, glmiia cum apice pedicelli articulata et una cum locusta decidua.

^^. HiERocHLOE ALPiNA, Boem. et ScJi. S2/sf. 2, p. 515. Br. in Boss voij. ed. 2, vol. 2, p. 194. {Ante, p. 17S.) Bichardson in BranMins journ. p. 731.

Holcus al])inus, Sicartz in Schrad. neue joiirn. 2, st. 2, p. 45, t. 3, Waldenl). lapp. p. 31, /. 2. Svensk hot. 43S. Blor. Ban. 150S. Giesecke greenl. in Brewster s Bdin. encyclopt.

67. HiEROCHLOE PAUCiFLORA, I'acemo simplici, flosculo masculo superiore brevissime setigero, foliis culmi brevissi- mis ; radicalibus involutis.

Desc. (xr^;;^^?2 3-5-unciale. ^<2^2> repens. Culnn erects infra foliati supra nudi, striati. Folia radicalia subulata, marginibus involutis, culmo aliquoties breviora ; cidmea abbreviata late subulata, marginibus inflexis, vaginis suis laxiusculis multoties breviora. Bacenuis erectus, simplex vel subsimplex, paucifiorus, pedicellis loevibus. Locusta ovatas, acutse, triflorse. Gliirna bivalves, scariosse, ovatse, concavae, acutiusculse, glaberrimse, locustam subsequantes, valvula inferiore manifeste minore. Floscidi later ales masculi, triandri, bivalves, chartacei, valvula inferior ovata, marffinibus infra medium nudiusculis supra omnino

��con cava,

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��nudis, fiosculi superioris mox sub apice emarginatosetigera, seta brevissima stricta valvulam vix superante ; fiosculi in- ferioris mutica v. per-obselete setigera ; utriusque valvida superior angustior, linearis, dinervis, semibifida. Flosculus terminalis hermapliroditus, diander, muticus : valvula in- ferior concava, quinquenervis, extra medium dorso latcri- busque pilosiusculis, chartacea, fusca, apice scarioso; superior linearis, hjalina, glabra, acuta, indivisa, uninervis. Lodiculce 2, collaterales, lanceolatae, acuminatae, hyalinae, ovario longiores. Ovarium glabrum. Stijli 2. Stigmata alba, dense plumosa.

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