Plants of Canada. 51 



Uvularia sessilifolia — L. Sessile-leaved Belhvort. 



" Leaves sessile, oval-Ianccolate, glaucous bcueatli. Petals flat, smooth 

 witliiu. Capsules stipitate." 



A delicate perennial plant eight to ten inches high ; 

 stem simple, or forked at the summit, slender, with u few 

 ecattered leaves ; flowers close bell-shaped, nodding, pale 

 yellow. Common on dry ground about Quebec. 



ASPHODELE.E.— Juss. 



POXTEDERIA.—L. 



Pontedcria cordata — L. Heart-leaved Pontederia. 

 Pickerel Weed. 



" Leaves oblong cordate. Flowers iu crowded spikes." 



A strong herbaceous perennial, growing in ponds and 

 on the borders of lakes. Stalk about two feet high, bearing 

 at the summit a close spike of blue flowers. Leaves few, 

 four to five inches long, on a foot-stalk about one inch 

 and a half in length. Grows abundantly round Lake St. 

 Peter, and sparingly at the outlet of the River Etchemin. 



u4LLIUM.—L. 



Allium Sibericum — L. Siberian Onion. 



" Scape nearly naked, round. Leaves semicylindrical. Stamina subulate. 

 Petals lunceulate, acute." 



I.M?aves two, sheatliing a third part up the stem, keeled. 

 Outer leaf, four inches long above the sheath ; iiuier one, 

 one inch long, membranaceous. Flowers iu a crovaled 

 head, light crimson ; divisions of the petals broad lanceolate, 

 and somewhat distorted at the extremity. Common on the 

 rocky shores of the St. Lawrence near Quebec. This 

 plant is not mentioned by writers on American botany. 



/Mlium Canadcnse — L. Tree Onion. 



" Scape Miikrd, terete. L('avr<i lineai. HciulbMlbiCorous." 



Native of the shores of Lake Ontario. This onion is 

 •^culciit and cultivated. 



