10 BER3ERIDEJE NYMPIIjEACEJE. 
Order II. BERBERIDFJE. 
Sep. 3, 4 or 6, in a double row. Pet. the same number, 
Stam. indefinite, opposite to the petals. Anth. opening by valves 
from the bottom to the top. Ovary 1, 1 -celled, seeds attached 
to the bottom. 
1. Berberis. Cal. of 6 deciduous sepals. Pet. 6, each with 
2 glands at the base within. Berry two-seeded. 
[2. Epimedium. Cal. of 4 deciduous sepals. Pet. 4. Necta- 
ries 4, cup-shaped. Caps, podlike, many-seeded.] 
1. Berbekis Linn. 
1. B. vulgaris (L.) ; spines 3-parted, 1. obovate ciliate-ser- 
rate, racemes pendulous many-flowered, petals entire. — E. B. 
49. R. 448C. — Fl. yellow. Berries red, oblong, slightly curved. 
Filaments curiously elastic. — Hedges and thickets. S. V. VI. 
Barberry. 
2. Epimedium Linn. 
[1. E. alpinum (L.) ; root leaves 0, stem 1. twice ternate. — 
E. B. 438. R. 4485. — Leaflets heartshaped, serrate. Panicle 
shorter than the leaf and appearing to grow from the petiole. Fl. 
red with yellow nectaries. — Subalpine woods. It has very slender 
claims to be considered as a native. P. V.] E. S. 
Order III. NYMPHiEACEiE. 
Sep. 5, 4 or 6, passing gradually into the petals, and these 
into the numerous stamens, all inserted on a fleshy disk more or 
less completely surrounding the ovaries. Stig. simple. Fruit 
many-celled : ovules numerous, attached to the spongy dissepi- 
ments. Embryo in a bag on the outside of the base of the 
albumen. 
1. NymphjEA. Cal. of 4 sepals. Pet. numerous, inserted to- 
gether with the stamens upon a fleshy disk enveloping the 
germen. Berry many-celled, many-seeded. Stigma sessile, 
of numerous rays. 
2. Nuphar. Cal. of 5 sepals. Pet. numerous, inserted toge- 
ther with the stamens upon the receptacle. Berry many- 
celled, many-seeded. Stigma sessile, of numerous rays. 
1. Nymph^ea Linn. 
1. N. alba (L.) ; 1. roundish deeply cordate entire with ap- 
proximate lobes even beneath, stigma of 12 — 20 rays. — E, B. 
160. — Fl. large, white, floating. Stigmas yellow. Ovary co- 
vered with the stamens almost to its summit. Caps, dissolving 
