34 KEY AND FLORA 
drooping, borne singly at the end of the forking stem. 
Perianth of 6 similar and separate narrow spatulate sepals, 
each grooved and nectar-bearing inside toward the base. 
Stamens 6, with linear anthers, which are much longer than 
the filaments. Style 3-cleft. Pod 3-lobed, 3-celled, few-seeded. 
1. U. perfoliata L. Meaty Bettwort. Leaves much as in the 
preceding species. Flowers very pale yellow, with shining grains on 
the inner surfaces of the twisted sepals; anthers sharp-pointed. 
Plant about two-thirds the size of the preceding. 
2. U. grandiflora Sm. Larger BeLttworr. Leaves oblong, with 
the base clasping the stem so as to make it appear to run through 
the leaf a little way from the base. Flowers greenish-yellow, 1} in. 
long; anthers obtuse. A leafy plant, 1-2 ft. high. 
V. OAKESIA Wats. 
Plants with much the aspect of the preceding genus, but 
with merely sessile leaves, triangular winged pods, and slen- 
der, creeping rootstocks. 
1. 0. sessilifolia Wats. Witp Oats, Straw Lixies. Stem slen- 
der, zigzag. Leaves lance-oval, thin, smooth, pale beneath, 1-1 in. 
long. Flower cream color, nearly 1 in. long. 
VI. ALLIUM L. 
Herbs appearing stemless from coated bulbs with the 
characteristic odor of onions. Bulbs solitary or clustered. 
Leaves narrowly linear or slender-tubular, with a bloom. 
Flowers small, on slender pedicels, in terminal umbels on 
naked scapes, the umbels often bracted or inclosed in a 
spathe. Perianth 6-parted, persistent; stamens 6, somewhat 
perigynous, filaments filiform or dilated below. Ovary sessile, 
3-celled; style thread-like, jointed; stigma entire. Fruit a 
3-celled, 3-valved, few-seeded capsule. Flowers sometimes 
changed into bulblets.* 
1. A. reticulatum Don. Resembling 4. Nuttallii, but with larger 
bulbs. Leaves narrowly linear. Scape slender; bracts usually 2, taper- 
pointed ; pedicels slender, }-} in. long. Flowers white or pink; seg- 
ments of the perianth thin. Capsule crested. W. 
2. A. Nuttallii Wats. Bulbs ovoid, their coats with a fibrous net- 
work, Leaves basal, narrowly linear. Scape 4-8 in. high; bracts 
