Plants of Canada. 57 



Iris tfidcntiUa — Walt, Three-toothed Iris. 



" Beardless. Stem tprete, longer than the leaves. Leaves ensiforme. 

 Rndimentsof the interior petals tbrcc-toothed, the centre tooth acuminate. 

 Capsule three-sided." 



Stem about two feet hig'h, bent at top. Leaves sheathing, 

 double, smootli and shining within, two-edged towards the 

 point. Petals three, blue, marked with purple veins. 

 Grows on the Island of Anticosti. 



Iris Siberica — L. Siberian Iris. 



" Beardless. Stem hollow, terete, passing the leaves. Leaves linear. 



Capsule short, three-sided, both ends obtuse." 



Flowers blue, about three on the stem. Grows near the 

 River Ottawa, on tlie authority of Pursh. I have not 

 seen it. 



Iris cuculata — Pursh, MS. 



Pursh, in his visit to Anticosti in 1818, discovered a new 

 species of Iris, which he thus named in a manuscript note. 

 I have no specimen nor description of it. 



SIS YRINCHIUM.—L. 



Sisyrinchium anceps — Cavan. Blue-eyed Grass. 



" Scjp«: tMO-edged, winged, simple, nearly leafless. Spatli abont four- 

 floMrercd, tini qual, tliortrr than the flowem. Petals uiucroiiate." 



Plant jjcrennial. Stem simple, about a foot high. — 

 Leaves few, linear, half the length of the stem. Flowers 

 dee|) blui', small, handsome. Common in meadows 

 everywhere. 



Si-;yriiicliiuni nmcronatum — Mx. 



" Scape kimplc, wlnptd. Sp.uli rolound, oneolllie valves extendinn inio 

 a lull); niarcehcent point." 



Stem ccspitose, about a foot high. Spath consisting of 

 two very unetpial valves, one of them about as long us the 



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