CYPEUACE.E. 263 



1 Z Aqcatica. S/<7/i erect, glabrous, pubescent nt the joinlp. /.eaicjt ob- 

 long, lauceolaie, glnbrous. t>A<v/^/is iilioner tlian the joiiits. i-VouvT/j in ter- 

 niinnl paiuclcs, the upper brandies bearing fertile flowers, the lower ones 



sieriie. i>tamtiis 6. i^ii^Us '2. Wild Rice. 



■l\- Oct.— xNov. Ill inundated lands. 6-12 ft. 



2 Z MiLiACEA. S^/" erect, glabrous. leaves very long, 2-6 feet, 1-2 in- 

 ches wiiJe, liai. Flowrrs in an expanding panicle, fertile and sterile ones in- 

 lenningled. Glumts with short awns. 



% April— May. In water. 6-10 It. 



BAMBUSACEiE. 



Genus XL ARUNDINARIA 



Glumes 2, many flowered, unequal, the cxierior one small- 

 est. PahiF 2, unequal, tiic e.\tei*i<<r one largest. Styles 3- 

 cleft. sliort. 



1 A MACRosrERMA. 8/effi erect, plabrous, terete, with hollow internodes. 



7.eore.« lari:e, flat, distichous ; ^lieaths longer than the joints. Ponicliter- 



minal, com[)o9ed of di'tiehous spikes, peduncles pubescent. The exterior 



§luines filiate, very small. The exteritir palea largest, ciliatc. Seed cylin- 

 rical. D'K'3 not flower every vear- When it does bloom, it is in the spring. 

 % Rich, damp soils. 5-20 feet. Cane. 



Okper CXXIII. CYPERACE^. 



Flowers perfect, or nionoecious, consisting of imbricated, 

 solitary hracts. Perianth none, unless the glumes, when 

 present, be so considered- »SVrt/«f;j5 hypogy nous, definite, 1— 

 12. Anthers fixed by their base. On/ry l-seeded, often sur- 

 rounded l>y hypojiynous setae, wliich are probal)ly a rudimenta- 

 ry pcrianlb. tityle I, divided. Stems usually angular. — 

 Sheaths of the leaves entire. 



Genus I CYPERUS. 



Spikelets compressed. Glumes imbricate, in 2 rows, each 

 generally enclosing a fliwer. Setcr none. 



1 C Artici'latus. S/CTn erect, jointed, clothed at tlie base with 3 sheath 

 hke leaves, i^?ou■f^< in compound umbels; .'•pikelets many flowered Glumett 

 dotted with red, two or three of the lowest sterile. 

 '4 June — Aug. Wet places. 3-6 ft 

 2C Fasciculatus. S/e/n tritjuetrous. />ai*e.< setaceous, 1 or 2. P/jiAt» 

 many flowered, in terminal fascicles. /nioZucre 2-lcaved, linear. Glumex 

 with the keel sreen. 



% June— Aug. Middle Ga. 6-8 in. 



3 C Po.T.FORMis. Stem tricpietrous, glabrous. Leaves linear, glnbrous. 

 Spikr.^ fascicled, flattened. Invvlncre 3-leaved, 2 o( them long. Glumes 

 ovate, yellowish 



i\. July— Aug. Sandy fields. 6-8 inches. 



4 C KYLLiyo.TX)iDE.s. Stem triquetrous. Flotcera in globose heads. — 

 Spike* generally 8-flowered. Involucre 4-leaved. 



% June. Wet pine woods. 6-8Sn. 



