INDEX OF PLATES. 
Plate 
SP Prerin ELUGHMG: Cree aaa aoe to dade ane cede ne ae aig sens sanocee ee osee 87 
Pe ne SS ey SE ae SR Aa ee ee eens am te ESS PEE on 88 
Agrostis ....-...----- .---2- +--+ e222 +--+ ee BR eee ee eR 48 
: eg ie RR ey 4 gee i nie fe ey eee en ie A age =e 49 
Cumes LEWES Ee CINEE 7 5s Selene cade sa oes Sole cee pate cates ae ae 106 
SS NO tee ee ee rai oe ee 48 
0 YS Pace 2. SoS OS SP Boe 8 AO Rio ati Pee ee sah Gasket 96 
EC a iat = ene ea es alone ao 2 422 sane canis nea a eee 101 
Salopecurus pratensis. -.--- -2---..--22.---. .--- sot eden tak was bo ea 35 
RENE ONE, ANRTCNDUNE oat oe eet ea en woes) eat wie nee sale Soe op oe Sa 29 
PHNCTOUE URS soe Bote Sa aioe ore ee Sa ace ceeded oes saa see adel osteo 28 
REOPMECOR nee eee one awa Soae ce ese ee cars aie eases sos See 27 
8 Oe IS CR et SE Sar tS Se a ee ein = nines SESE © hye 5" 26 
SMa NMA OOTY. 29S So a ooo fe ca caceecsse eee atone 34 
RI NARCA PUUET SUCRE DS oan re a aaa i in iawn a me = = Sin nes oo ae eee 36 
Arrhenatherum avenaceum .............-...- fai ane Sle ate yale ate ee 58 
id PAGE ees foe aoe ee wa ta aeane ee Aiea oso) 5 35/5 oni e eae ee 57 
Barnyard 27 ASS ...-2. ---- --- 2 222 woe oo on on woe ne enn ene ww enn n snes 14 
Pennie) 5 CCRC ARMIOTUNIG” ao rk nen Soe = a deine Woo aed Se one ee 8 
ReMUISAESS PREENA 5 me On nie ome cl wa ae heme nn = oem oops aden non aoe o9 - 
NE REPRE oe oe tym a tee oe mo dn eee oa =e ea eee 74 
BSREHORN oop eae 2 ss eee ae elas cant ahaa eee 75 
WIGHNDALD cs So inca ees == Seaton Dedhit tne ses, sho caste sae ee 78 
aoe US SS Re ee et EE een Aa ene Se 73 
Seimeyein i -.---- -- = = -F ~~ - =~ in Sn re ee ie eens cee eine eee mee cnense 29, 51 
OM MVE MEN ee et aie an sa ae oa eerein am ae oeicle ain nnn wie age 87 
Mente ASE ACNY A oe Re See ce a = ae er 62 
ENMONS A Sho Pe ele te ia acl ee, Pato he aie ie Pasa a sao Geo cea 63 
0) ESL pee ee ae ee Re eee eee ery Jae ee 84 
| ENN IMTONERON cto See oe See eta Sa Oe mia See eal wa wep ola eip ae 85 
NER ECO Ser oo mals wn aa am = eae = awn ae ea sienna no eaes von cleans eee 27 
MEMIGE CAChYyIMIGES .-- 22. <2 so55 eas ae Sopa ae feree eeer hs oie we ee oe oe 66 
0 Se a oe a a ae a ee a eer Seen ne 66 
Bunch grass ..--...----- +--+ 2+ -- 22 een ee eee e ce eens cee ee oe eee ee eee eee 83 
an SERRE a a SR re, es Pa ee ae a ae eee eee 99 
ERNEST ( NAQ@CHRISS = he oP oa ge na eee nee ean} Sn cine oa 51 
aries it Ses gee ses Sees ae mee eae ono - Stet eo wa se ere 53 
sylvatica......... St ee wie alu a tea ate anes elaine 6 = aoteate atom 52 
REP A MCTICAN 62 ae] en 9 ae Seam ae wine on = on = Hs ewe 33 
ee 2 ast ite hata Ange eee ON he le Rg ROR ERE SPE: 84 
eee rc ie ee ete oe eee el a S nana eae) Samia oie a pee 84 
NMED aie So note, So Sate gaa Sains Se Sena aiken’ + aoe dio mace, sew uae Sees 108 
eM MS 220s te bes Jee ie ie ei eae sede a> 2 8 oso nee 30 
Pama Arnudiiaces......---..-2---. ee ee eee < See eee rey ey ae 50 
a EE 2 ee oe ee ae ee ee eer eee 92 
bugale:—--=. ee i ct Bae tN ee ee ON ann Sie oe ah “ac ian Se 94 
OE SS 2 ae a ee <p Ef ee ee EER ES 97 
=; 3094 GR——10 145 
ee ‘ 
