41 
Pl.end.ph. 8. TYPHACEAL. 31.Typha. 
Typha palustris minor, Raii Syn. 436, 3. 
Typha minor, Smith FI. Br. 960. 
Typha angustifolia /3, IAn. S. P. 1378. 
Typha media, De Candolle Syn. FI. Gall. 1806. 
Typha minima, TVilld. S. P. 4, 198 ; De Cand. S. F. G. 1807. 
Marshes ; perennial ; April, May. 
Culm 3 feet long, naked, sheathed at the base ; sheaths 
large, split to the bottom into jags resembling leaves, flat, 
broad, acuminate at the point ; leaves radical, as long as 
the culm, setaceous, very narrow, deeply channelled, convex 
on the back, the outer leaves shorter than the rest. 
IY. 9. CYPERACEA5. De Candolle; Cyperoidece, Jussieu. 
Flowers hermaphrodite, or unisexual, glumaceous, spiked; 
glume , of one spathelle, imbricate ; glumelle none, bristle- 
shape, or 1 or 2 spathellules ; stamens 3, hypogynous ; 
anthers terminal, affixed by its base, 2-celled ; ovary free, 
1 -seeded; style 1; stigmata 2 or 3 ; akenium crustaceous, 
bony or subdrupaceous, naked, or bristled, or covered with 
a capsule perforated at top, formed of the spathellules 
soldered together ; seed erect ; perisperm farinaceous ; cor- 
culum very small near the hilum, sometimes external. — 
Herb perennial, grasslike ; cidm simple, round, or 3-sided, 
without knotty joints ; leaves sheathing ; sheaths not slit 
lengthways ; bractece mostly sessile ; spathelle spiked ; lower 
spathelles mostly empty. 
1. Spathelles imbricated all round ; flowers unisexual ; 
akenium inclosed in the hardened glumelle . 
Caricece. a. 
Spathellules 2, soldered, inclosing the akenium ; 
stigmata two Carex. 32. 
Spathellules 2, soldered, inclosing the akenium ; 
stigmata three Trasus. 33. 
Spathellide 1, involute, inclosing the akenium; 
stigmata three Cobresia. 34. 
2. Glumes two-rowed; flowers hermaphrodite; 
glumelles none , or bristle-like. Cyperacece . b. 
Style not jointed, deciduous ; stamens 3 ; 
glumelle 0 ; spikes umbelled Cyperus. 35. 
Style not jointed, deciduous ; stamens 3 ; 
glumelle 0 ; spikes capitate Schcenus. 36. 
Style not jointed, deciduous ; stamens 2 ; 
glumelle 0 ; akenium drupaceous Cladium. 37. 
