18 
in which found—Continued. 
| 
Kind of food. Common 
Total numberiofstomachs examined 222 2). s22cee 5-2 sas8 ees sce see eee eee 1,725 
SUBKINGDOM SPERMATOPHYTA—Continued. 
Graminese—Continued. 
Oryzarsativa(cultivatediice) 2 sao eee eee eee ee See eee ee 60 
Avenarsativa(Gultivated oats) nates tase eee ee ees 3 
Danthoniasp.(OaviSrass) eee a. see eee vk ge abe ia a an gene 1 
SPONLUTOISD 4 (SAUGTNATS ST AGS)) We erste oye eee 20 
Hepiochtowslonbunda(deather orass) ees eases eee eee eee eee 1 
LH RAGTOSTIS|S Ds LOW E\ETEASS) toe eee eee eter ae ara eee a 5 
IMONONENOCNLOGIIELOT ALIS eae ein Seale Se Sa eet eee ae ee 7 
Disieniiss picataSalGierass) eee eee eee eee eee eae Cb iste Cychenel: tha 4 
Panicularia nervata (meadow grass)..........-------------ee22-2--2--- 12 
‘Poa sp xCneadow: Srass) eek 28... bosses eaees§ 2k See ee a 
MESHICCIOTachypbylia ({CSCUC STASS))ooec2 ee eee Ce eo ee 
EB TOIMALS|SD oi (OE O TINE! STASS)) oe vey ote ee eset apt eet a il 
HOT ACU TUS CELUI (DATICY) setae eee ee i eee eee Eee eee 7 
OTe ny ILL) (wala ipariey,) sence ere ee eee ee 1 
IPRILICUMIVCESTLOU TIL GWANEAL) Beene nen ar eee ee eee ene ene eee il 
Cyperacee. 
Agni exbimediSed oO). aires Re Cae cee ec Uy phate inp ee Ne ne eR ae 114 
Gupenusesculentisn(Chuta) sae oe ee peer ee aaa eee Pie) Tia Ne Ga 1 
CU DETUSIETAL (ChUTA) oS pects es eRe eee ee eT ee pa ora a 10 
CYPETHUSSDS (CHUA SE Soe e Ree ee eas Arteta a eB ey Sohne ie OS 48 
Scirpus paludosus (prairie bulrush)...--. Des op Sie Eee Lae ene eee ea 9 
SCUPUSHLUUIOLIIS iver OULTUSH) sssase See seen eee eee eee eee rene rene 45 
NeIpuscwvensis (Dulrush) seer ok. eee ee eee ee ee Ree eee 286 
SCILPUSIAMENIC ANUS (GHEEC-SQUALC) Lanes eee eee ee eee eee ee eee | 22 
SCUPUS PAUCiLOnUs (Cliab-TuSh)s.c--eeee eee oe ee Hee ee eee eee eee eee ks ORs 
SCipUssSp-(UuMmiGentin#ed ulus) es sa eases eee eee Caer 540 
Hleocharisisp.(Spike-Tush))430.c02<- ote ce ted de eee eee neem enone 37 
VMOTISYUS SDs (GCAO) cee senceher Ok aoe eee eee Lee eee ee 279 
Psilocarya nitens (bald rush) so. 2222222. ----- 222 SEU ak nl Seu nat teat 3 
PSHOCATY ASD | (Wal GUSH) esse aces cok SER eee eee 10 
Cladium effuswm (Saw grass)...-.-.---------- 20-22-22 2 e eee eee 45 239 
Cladiim moanscordes (iwAg Tush)cer eee ee eee eee ee eee een eee 7 
Rhynchospora corniculata (pollywog)...........-.2+-+-+-2-2-2------+--- 24 
hynckosporasp. (beaked Tush))..0.¢-¢252.- 2 asereneae eee eee eee enees | 5 
DiChTOMERTS Dee ese! = EE cee oe MEE SE eR ae ee eee | 6 
Stlenza qeticulors Grat rush). ceswece tose ee eee Pitas mack 
NAVARA CORAL WO (CER RIOSIN)) So oe acoso asusseecm ote ddasee Jeo wae see Th Re es 
DCLENG|SPe CUUG USI) hare ear eye ee eee RAT Ss ws | 13 
Carex decomposital(panicledisedge)ialeeces- ences ane ee cee ae eee ae 77 
Corevlupuling (hopisedge) iscsi ssn. s 2-2 eee cee ee eee eee eee eee | 1 
Carcolupiulijonniis| (HOP SCAEC) asses sas ees ae ene eee eee eee ene eee | 7 
Canexguganted (HOpSedge) ieee. -cseoeee oo aeee eee ee eee eee eee 12 
Ganerspe (Sedge). tee. oo hao Sek odd Eee Soe ee ee a 28 
Araceze. 
Peltandra virginica (hog wampee)............-.--..--- PRES SA ae LE ea Se I 
Lemnacez. 
Henna minor (smalliduckweed)...<-.2.-222-- oe eure eee eee ee eee 10 
ETI LHISCHICO(StantiGuUCkwiPd) onic: Ee Ae tae et eet eee eee 1 
Lennaspy (inidentined:iduckweeds)s..-6---eeeee sere eee ener .| 247 
BULLETIN 720, U. S. DEPARTMENT OF AGRICULTURE. 
Black 
duck. 
622 
TasLe 1.—Items of vegetable food identified in stomachs of mallard ducks and the number 
Southern 
black 
duck. 
eee e ce eee 
