\ 



624 



MONOECIA TRIANDRIA 



With 



I suspect, it 



belongs to an undescribed species of Rottboellia. 

 Grows on the sand hills of Florida. Mich. 



Flowers 



r- ^ 



t 



MANISURIS 



G 



EN 



P 



L. 



1 5 70. 



Malejlorets: Glume 

 2-valved, valves lance- 

 olate, flexuous. Of the 

 roUce tantum rudimen- I corolla only a rudi- 

 tum. Stam.Pist.Nect.ment. Stamens, styles, 

 plerumque abortientia. and 



MascuH: Gluma 2- 

 valvis, valvibus lanceo- 

 latis, flexuosis. Co- 



nectarium 



fre- 



vis 



/Zerm.- f^lnma biyal- 

 , valvula exteriore 



subrotunda, cartilagin 

 ea. Cor^olla 2-valvis. 



Stamina 3. 



Semen 1. 



^ti/li 2. 



quently wanting. 

 ^ Fertile Jlorets: Glume 

 two-valved, the exteri- 

 or nearly round, carti- 



laginous. 



Corolla 2 



valved. Stamens 3. 



* f ^ * 



% 



Fi 



Styles 2. 



Seed 1. 



^i 



JJI 



1. Granularis 



Lin. 



1 ^ 



M. florum foemineo- 



f 



rum globosoruYn valvu- 

 lis calycinis tesselato 

 verrucosis; culmo erec- 

 to, ramoso; vaginis hir- 

 sutis. 



I 



Calyx of the glo 



bose 



fertile 



verrucose 



tesse 



floret 

 lated; 



stem erect, branching; 

 sheaths hirsute. 



Sp. pi. 4. p. 945. Mich. 1. p. 75. Nutt. 1. p. 81. 



^oot annual? Stem erect, two to three feet high, branching, hairy, sca- 

 brous particularly near the base. Leaves three to eight inches long, two o 

 five lines wide, acute, keeled, hairy, terminating In an open sheath mo 

 hairy than the blade, roughened as well as the stem wkh small glands «ro 

 which the hairs arise. Flowers in small spikes, lateral and terminal. ^/'*r^ 

 generally fasciculate, each surrounded at base by a sheath, and ^ean » 

 flowers on one side. Sterile florets (in this species generally neuter) aite - 

 nating regularly with the fertile along the somewhat flexuous racms, iw 



