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 basg. 
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. Larcer Bettworr. 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. O. sessilifolia Wats. Witp Oars, Straw Litres. 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-celledl; style thread-lke, jointed; stigma entire. Fruit a 
3-celled, 5-valved, few-seeded capsule. Flowers sometimes 
changed into bulblets.* 
1. A. reticulatum Don. Resembling A. Nutallii, 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 
