CATALOGUE OF PLANTS. 179 TRISE'TUM, Pers. Perci XC. Rpt. Gr. Ric N.Cul. D. T. subspicatum (L.), Beauv., var. molle (Mx.), Gray. Rare. Bluff by shore, Northwest Cove (Rand). B. OR. RduX, DANTHONIA, DC. WILD OAT GRASS. 736 D. spicata (L.), Beauv. T RSA- Common everywhere in poor soil. C.B.HC.RduX.S.the.Cul., 737 DACTYLIS, L. ORCHARD GRASS. D. GIOMERATA, L. Sparingly introduced. Northeast Harbor; "Fox Dens," B.K.Q. Southwest Harbor; Somesville (Rand). Naturalized from Europe. 738 POA, L. SPEAR GRASS. MEADOW GRASS. P. ANNUA, L. LOW SPEAR GRASS. Perci. S. DAR, gc Roadsides and cultivated grounds.. Bar Harbor; Southwest C.B.RduX, Harbor; Northeast Harbor; Somesville, and elsewhere. Intro- S.A. duced, and becoming common. Naturalized from Europe. Cul.MR. P. COMPRESSA, L. WIRE GRASS. Perci Frequent in dry soil, or rocky places. Appearing indigenous C.RduX, in many places on the Island, but doubtless naturalized from S. Europe. Cane(21)Cul.BR. P. nemoralis, L. Perci 740 Somesville (Rand). C.HC.XC.BR+T P. serotina, Ehrh. FALSE RED-TOP. Common and very variable. This species runs gradually into P. nemoralis ; specimens from Bubble Pond (Rand) can hardly be distinguished. A large form with ample panicle (P. fer- tilis, Host), Somes Pond, at outlet, in water (Rand). P. pratensis, L. KENTUCKY BLUE GRASS. Common. Perhaps indigenous, but mostly naturalized from Europe. GH.Ri.N.Cul.XC.BR.PerdD.DAR.S, 741 742 743