b22 



ftiONOECIA TRIANDRIA 



^rows in ditches and in stagnant waters — along the roads in Chatham 



'Gountyj Georgiaj riot uncommon 

 Flowers May — June* 



m 



TRIPS ACUM. Gen. Fu 1134. 



Masc, 



Calyx 



Male Florets 



Glume 



ma 2-flora, exteriore I 2-flowered5 the exterior 

 raasculo, iiiteriore neu- j sterile, 



the 



interior 



Corolla, eluma neuter* Glume of the 



tro. 

 membranacea. 



corolla 



mbranace 



Foem, — Calyx, glu- ous. 



ma 2- flora, valva ex 



Female 



Calyx 



a 



I 



teriore involucrum si- glume 2-flowered, ex- 

 mulante, sinubus perfo- terior valve resembling 

 rata. Corolla, gluma } an involucrum perfo- 

 2 valvis. 



Semen 1. 



Styli 2. rate near 



the base. 



Corolla, glume 2-valv- 



ed. Styles 2 



Seed 1. 



1. DACTYLOmES. 



"t. spiels plurirais, {3 j Spikes numerous, (3 



4) aggregatis, super- 1 — 4) aggregate; florets 



he masculis, inferne sterile near the surapiitj 



I fertile at the base. 



Mich. 1. p. 60. Pursh, 1, p. 88. Nutt- 1- p- 85. 



foemineis. 



Sp. pi. 4. p. 201. Mich. 1. p. 



Root perennial. Stem four to five feet high, glabrous, sometimes com* 

 pressed and flattened on one edge- Leaves large, sometimes three feet long? 

 one and a half inches wide, acutely serrulate, channelled, scabrous on t 

 upper surface with a few hairs along the midribj glabrous uridemeatn^ ^^ 

 fracted an^ villous at the tliroat. Flowers in terminal spikes; ^P^^^. . 

 to four, (when four brachiately opposite?) bearing ftowel^ on one (trie m 

 nor) side. Fertile flot^ets ttt^o to four, at t>ie base oT the spike^ sittftig in ^ne 

 excavations of the jointed, Scabrous, isotifewhat triquetrous and ^^" . ^^ 

 chis. Sterile florets in two-flotv^ered clusters, two clusters in each cavity m 



approacii 



so near mat tne nowers appear imDncate, ui tne stenie uuwci^ me g 

 is two valved, the exterior oval, obtuse, somewhat scabrous, cartilagino j 



flowers apt>ear htib 



st^l 



