APPENDIX ON PRACTICAL WORK. 165 
most. Perianth, 0, or of hairs or scales. Stamens, generally two 
or three. 
Exs.—Bur-reed (Sparganiwm), bulrush (Typha). 
Series (2).—Glumiflore. 
Order 1.—Graminacee.—Stem, fistular, swollen at nodes. Leaves, 
with a split sheath, and usually a ligule; divergence 3. 
Flowers, usually bisexual, kmbryo, on one side of endosperm 
(fig. 66, A). 
Exs.—Grasses, 
Fig. 66.—Floral Diagrams of: A. a typical grass; B. a typical sedge; C. Iridacee; D.a 
typical orchid ; E. Urticacez, male flower; F. Urticacez, female flower. 
Order 2.—Cyperaceze.—Grass-like herbs. Stem, solid. Leaves, with 
a tubular sheath and no ligule ; divergence 4. Embryo, enclosed 
in endosperm (fig. 66, B). 
Exrs,.—Sedges. 
Sub-class 2.—Petaloidez. 
Series (1).—Hypogyne. 
Order 1.—Liliacez.— Mostly herbs. Flowers, regular. Floral 
formula, generally Ca 3, Co 3. An 3 + 3,Gn ®&. Placentation, 
axile. Fruit, a capsule or berry (fig. 38). 
Eas.—ULily, hyacinth, tulip, onion, garlic, leek, asparagus, 
butcher’s broom (a shrub). 
Order 2,—Juncacee.—Crass-like herbs. Leaves, cylindrical. Flowers, 
inconspicuous and regular. Sepals and petals, brown and scale- 
like. Floral formula, as Liliacee. Fruit, a capsule (fig. 38). 
Hxs.— Rushes. 
