FOOD HABITS OF MALLARD DUCKS. 
24 
TasLE I.—Items of vegetable food identified in stomachs of mallard ducks and the number 
in which found—Continued. 
Kind of food. 
MNotal number of stomachs examined. ...:2..--..2.-.22. 2222-2 2 ee 
SUBKINGDOM SPERMATOPHYTA—Continued. 
Capparidacee. 
Cleome serrulata (three-leaved spider flower).................--------- 
Altingiacee. . 
Liquidambar styracifiua (sweet gum).-.........-.-.....-.-------------- 
Platanacez. 
Platanus occidentalis (sycamore) .......-.-..------------- 222-222 - ee eee 
Rosacee. 
I OSCISP ACEOSE) aa se Se eater se aoc eisierne cie igo see eigbicks coo beceee 
RUOUS SDs (blackMeLhy) easseec tres een ea ce eee ec oee ea tieee 
Malacee. 
Grote giusisp (rede awe eee sire siya aeseeter= 2 scel> © =: acepsiainieias oc wie ieiciseeaicieis = 
Amygdalacez. 
Prunus virginiana (chokecherry).........--<-----+-----cee-eeeeeceeees 
STALNUUSISD =i( CHOLLY, ine cites ne as aisrocoie wis Sete Sei sie see wisie ee eisie Sisie eases ae 
Ceesalpinaceze. 
Gassiassps (SONNA) Bae eet recess Soe erst eee ceminet ce emia seers 
Fabacez. 
eT OLUL TUS Ps (CLOW ET) Banat ieee sols Soin ia Siete cain, ol oreve seietntaiminiietw is eereveP= Soe 
Medicago denticulata (bur clover).......----------------+-+-----++---+-- 
SIECSPCCEZSD = (OUSINCIOVED) eisrmien ime sloe = = at, 2) cls seis seis eee 
espedezMStniatai (apa CLOVER) je seccciaise ai-esie -ieies aeie eee Tee 
SELODAOSLYLES SP GWA DCAM oop steams > sia Sista Nala aigy a sisin a1 ate wi claimeinyeie estos 
PISUTUSAtLUUNY (CUItIVAtEG DCA) = <jsiscnis (2 aie ins 2 laine ass = ries ete 
mid embiiiodes ee Meee ete eset assert e ee ysicisie ccc jase aie eis aciar eins eats 
Geraniacee, 
GERANTUIMALONG Des eesaaeiamis sass ener oicie sis e elsin seas bie see cine eel ete 
(COR IUOHID 3 DSSS copa sO ODOR CSCS SESS CODE Eo Oo neee a eae ene aa emer eee 
Rutacez. 
Citrus sinensis (cultivated orange)......-.--.---------------0--+- 200 
Euphorbiacez. 
GCroronispe (SPUTE eC) kexseie mies sisenie minis seize eisai ese sis see cloae ioe 
BL PNOGDUUSD (SOUNEO) =e ok «5s 2 sjalsin lon =~ ia sin wncis <n ese = eis cise crepe 
Callitrichacez. ; 
Callitniche spa (Water StarwoOLt) =<. 2 2 (ce. 2 seiais-s ee cis = si Re mereic | 
- Empetracee. 
Empetrum nigrum (crowberry) .....------------eeeee ee ence eee ceeeeee| 
Anacardiacee. 
Pe AUSEGL COTO (GIAOOFMISMIMAG) © oe = <2 ios = 2 ass ern ieivin ins eins wee elias | 
TPUSILONICOCENGLOT GD OISOM IVY) ea 21e lain 2.2 aie 2 oe a1 2) lace = sla reise | 
LUS SPMCUMIG OMG EG,SUMAC) «Jin 1- s-15.02 = 2)acie nese ieee ae eae 
Aquifoliaceze. 
UGE WOT OTOTIDA CTOLING 1))o sano sok ROO R BONA ASO era OREao es heaesconenneooe | 
lex decidua, (Gwampiholly)s<s225 25-2 12s oo eiacinne sce eee sess 
UES OCR (WOO SENG i) he asnpasgoseausBOESonsedssnsuessanGoncKecas 
LEGS Dan Olliyg eames eae ee oa isinis cin ocis Sausdae Sobiacis eee Sess Sone eases 
Sapindacee. 
Cardiospermum halicababum (balloon vine)........--------.----- gee tia | 
Balsaminacez. 
Impatiens bifiora (touch-me-not) -.....-...---.----------------- 2-2 e 
Vitacee. 
VATIS:S De (ELA) Pree e cic iseala 2S civic nic ceo cinie Sere octets atatereioremiote siete 
Common 
mallard. 
1, 725 
19 
duck. ack 
_ duck. 
622 51 
Se. aad 
