NYMPII.EACE.E, PAPAVKHACE.B. 13 



2. JI\ni'UJE'A, Toimi. Watee-Lua'. 



1. N. Odora'ta, Ait. (Swekt - scented Watku-Lily.) 

 Leaves orbicular, cleft at the base to the petiole, 5-9 inches 

 wide, often crimson underneath. Mower very sweet-scented. 

 Ponds and slow streams. 



Var. minor, Sims, has much smaller leaves and flowers, 

 .and the latter are often pink-tinted. 



2.- N. tubero'sa, Paine. (Tuber-bearing W.) Leaves 

 - larger anji mpre prominently ribbed than in No. 1, reni- 

 form -orbicular, green on both sides. Flower not at all, or 

 only ^lightly, sweet-scented, fioot-stocks producing tubers, 

 which come off spontaneously.— Mostly in slow waters 

 opening into Lake Ontario. 



3. NirpilAR, Smith. Yellow Pond-Lily. 



1. N. ad'vena, Ait. (Common Y. P.) Leaves floating, or 

 emersed and erect, thickish, roundish or oblong, cordate. 

 Sepals 6. — Stagnant water. Var. minus is more slender, 

 and has smaller leaves and flowers. Probably a hybrid 

 between this and the next. 



2. N. Kalmia'num, Ait. (Small Y. P.) {N.luteum, var. 

 pumilum. Gray.) Floatingleavesiisually not more than two. 

 inches across, the siiius very narrow or closed ; the radical 

 ones very thin and with a wide obtuse-sinus. Flowers hardly 

 an inch across. Sepals 5. — Northward, in slow waters. 



Order VII. SARRACENIA'CELffi. (Pitoher-Plant F.) 

 Bog-plants, easily distinguished by their, pitcher-shaped 

 leaves, all radical. 



, 1. SAKRACE'NIA, Tourn. Side-Saddle Flowee. 

 S. purpu'rea, L. (Purple S. Huntsman's Cup.) Leaves 

 hollow, with a wing on one side, ptrrple-veined, curved, with 

 the hood erect and open. Sepals 5, coloured, with 3 small 

 braotlets at the base. Petals 5, fiddle-shaped, curved over 

 the centre of the flower, deep purple. Ovary 5-oelled, gla- 

 bose, the short style expanding above into a 5-angled 

 umbrella, with a hooked stigma at each angle. ■■ Flowers on 

 naked scapes, nodding. — Bogs. 



