188 AUT, BOT. 



1102, RHIZAKENIA Raf. fructific. radN 

 calis, scapo incurvato uniftoro, capsula akeni- 

 formis monosperma globosa, apex stigmatifor- 

 mis lobato umbilicato perforato y-f?/. rndic. pe- 

 tiol — singular G. of the Rhizospermous family 

 near to l^ilvlaria, Isoeies ^c. 



Rliizakenia ovata Raf. Hydrocharis cordi- 

 folia! CoUins mpt- an, Nut ? Ambrosinia! alis- 

 moides Nut. mpt. — repens glabra, petiolis eion- 

 gatis teretib. fol. ovatis acutis vix venosis, scapis 

 brevissimis recurvis, capsula pendula--in some 

 ponds from Nevv England to Florida ? very lo- 

 cal and rare, petiols 3 to 6 inches, Veaves uncial 

 not at all cordate base acute, veins paralel 

 transversal, scape 1 or 2 inches, capsule pisi- 

 form. t 



ld93, Hydrocharis morsus L. O. Europe, 

 quite unlilvC the last in every thing. 



1404, Eriocallo.x lonsifolium Raf. fol. gra- 

 mineis longissimis pedalis latiusculis obtusis, 

 scapis fol. sepe breviorib. usque ad mcdium va- 

 ginatis, apice contortis costatis, capit. depressis, 

 bract. ovatis acutis scariosis fulvis pubens — 

 South New Jersey in svvamps, leaves pedal, 

 scape slender rigid, heads small, fl. pale, 



1105, Erioc. callosum Kaf fol. gramineis 

 semipedalis latiusculis apice obt. callosis, scapis 

 fol. longior basi vaginatis contortis sulcatis, ca- 

 pit. depressis, bract. subrot. acutis vel obt. ful- 

 vis glabris, fi. cinereis — Alatjama, leaves broad- 

 er at base, scape ultrapedal, heads small, fl. 

 cinereotjs. 



1406, Erioc. serotinum Walt. fol. semiped 

 angustis glaucescens, obt. scapis elongatis, basi 

 vaginatis, contortis sulcatis costatis, capit. glo- 

 bosis umbilicatis, bract. Jatovat. acum,vel lace- 

 ris plabris — New Jersev to Carol. blended with 



