Fic. 
ILLUSTRATIONS. 
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Page. 
Gunaninpil ( Allionia incarn 5 r bu s e E q 
Tumbleweed (Amaranthus blitoides) J) 8 Y 
Kidney vetch punc , cu er 8 
Fan ine cn cais tou caa xo ids a 8 
Buffalo pea (Astragalus onde )) A 8 9 
Australian saltbush (Atriplex PO „„ 9 
Shad scale t ² o ta oa e odia 10 
Australian saltbush (Atriplex semibaccatum) ...... H 
Bedge (Caret P, ee eee 
Pigweed nemesis leptophyllum) co 222 us 11 
Gram (Cicer arietin drca 14 
12. mareg (Cyperus pies o 15 
13. 
alea scoparia js 16 
— 
F 
pl 
eta n coro 16 
< AlGlarilla | (ERORE CARN ico a co oie as 19 
Winter fat or sweet sage ( Barotta lanata) r eae ees 19 
Soja bean ( Glycine pin) a OS 
. Sulla D ysarum Padus FTT 
Wild vetch (Hosachia purshiana) )). 
Black grass (Juncus gerardo) 2.02 223 2 86 
Flat pea (Lathyrus sylv estris wagneri) e ae 
Japan clover (Lespedeza striat )) 
Square pod pea (Lotus tetragonolobus) ....... 
— 
433 
h pi) 
Bur clover ( . denticulata) 
Black medick (Medicago lupulina)................. : 
Alfalfa: a, b, seed pod; 0, BOB cano cocinero oo doo LL LOT 
Snail clover (Medicago turbinata) 
Saintoin (Onobrychis aaa... 8 
Prickly pear (Opuntia engelmawnt) ca 
Bertadelia (Ornithopus w·; ZZZ. 
35. Prairie clover 5 iS A lel at cda suain 
| Garden pea (Poum . e ee Ducis 
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Burnet (Patera sangisor aoo 3353 8 
S S 8 8 88 88 8 88 8 88 V 
41. Greasewood (Sa do ei lae 
42. Sida elliottii pee 
43. Gian iant spurrey (Spergula xima) 
