ILLUSTRATIONS. 
Page. 
1. Conservatory of the Department of Agriculture..........-...-..-,-.Frontispiece. 
2. Plan of the Department grounds..--...----..------------+---- SP A RE 16 
3. Oil-plants—Fig. 1, olive; Fig. 2, rape; Fig. 3, peanut; Fig. 4, castor-oil. .... 176 
4. Gum-plants—Fig. 1, gamboge; Fig. 2, benzoin; Fig. 3, caoutchouc; Fig. 4, 
PUbbAa-PerChs o< << 6 - po mw jee nan we wow oe one eae = ow 8 mains ween Soe ee 182 
5. Beverage-plants—Tig. 1, coffee; Fig. 2, tea; Fig. 3, chocolate; Fig. 4,maté. 192 
6. Spice-plants—Fig. 1, ginger; Fig. 2, nutmeg; Fig.3, caper; Fig. 4.cinnamon 200 
7. Prize design for butier and cheese factory .-------. ------ .----- s----0--ccee 326 
SM eAN eApLIG Pe er = ees Se oe sos nen cis woe ieee Sawer 347 
9. Fig. 1, view of digits present in the feet of different animals; Fig. 2, plan of 
construction of horse’s foot; Fig. 3, bone of fore leg, front view ..---.--.- 358 
10. Fig. 4, bones of fore leg, side view ; Fig. 5, hind leg, front view; Fig. 6, hind 
SONI WIOW Co oo Sion n van ny V bac selesincer ap eemqern. oases > pee ieee 359 
11. Fig. 7, splint-bones; Fig. 8, pastern-bone; Fig. 9, lower pastern or coronet 
bone; Fig. 10, coffin-bone; Fig. 11, side view of anearly perfect hoof; Fig. 
12, vertical section of the hoof, interior view, showing the horny lamine. 360 
12. Fig. 13, ground surface of hoof; Fig. 14, vertical section of horse’s foot ; Fig. 
15, dissection of horse’s foot; Fig. 16, posterior view *of the cofiin-bone ; 
Fig. 17, section of the coffin-bone- .-.--. --~. ------) <4 --2 emwe-scews eoeene 362 
13. Fig. 18, cannon-bone with splint; Fig. 19, pastern and coronet, showing ring- 
bone; Fig. 20, pastern-bone, showing the commencement of the formation 
OLrmr-pone; ios. 21, 22, and 23, SPaVIl...--- --- =< nee voce nn eoene = 366 
14. Fig. 24, spavin; the lower tarsal-bones cemented by bony deposit; Fig. 25, 
navicular disease, ulceration of the bone; Fig. 26, coftin-bone, side view, 
showing ossification of the lateral cartilages..-....-----..--------.------ 368 
15. Fig. 1, Jethro Wood’s plow; Fig. 2, plow-attachment; Fig. 3, root-cutter and 
“IR veliliieig - AS Le RES A EAS BES ope SSE Ba Se Aas = 5 395 
16. Fig. 1, John B. Smith’s cultivator, patented April, 1839; Fig. 2, a recent cul- 
HIRD Sogn ene oe seer Upae career ye peeeaee eae See a Re ea 553. - 399 
EME CU IMGNE: SI Steatl-P OW. -- = =< 4-2 mers = ancien = enim a alee eee aaa ee 403 
TeoragunAMOLe Ss Steall-plOW-— —-- 2 s-soccee once secnee See cue eae eee ais eee 404 
19. Fig. 1, kamass-root, (Camassia esculenta ;) Figs.2 and 3, kouse-root, ( Peucedanum 
ambiguum ;) Fig. 4, prairie potato or bread-root, ( Psoralea esculenta ;) Fig. 
5, wild sago, (Calochorius luteus) .--<-- ~-20 02-26 2-26) nena nos nee wares ene 406 
20 eNabivematato, (Solum Jendlert)=2 -~< = ames sioner n eee eee 409 
21, Mesguite,(Algarota glandulosa) ---..0--= -se-0s wacwee tone = = ooo mee an een i a G1) 
22. Screw-bean, (Sirombocarpa pwhescens) ..---- --coce ----20 eo neas on ne ona ens meee 412 
23. Fig. 1, crab-apple, (Pyrus coronaria ;) Fig. 2, gooseberry, (Ribes hirtellum)... 414 
24. Fig. 1; giant cactus, (Cereus giganteus ;) Fig. 2, Echinocactus wislizeni; Fig. 3, 
prickly-pear. -- -- Bee ee Shine on Selec ane a et ee Re oe aoe eee ae ee 416 
25. Figs. 1 and 2, Spanish bayonet, (Yucca baccata;) Figs. 3, 4, 5, and 6, dwarf 
GHEEEV A ( LAUUIS DUNG) cine o Saccocree asin ee non oo eee eee eee 418 
Ro MmLNGIaT-COLH, (AEM MAYS)! acn22-.scb- «22 ses co seems os eee: ake eee 420 
OV ICE, AMINE (UJULUICD) << oo om coin oan eee Cain a eee eee A422 
28. Tuckahoe, or Indian-head, (Lycoperdon solidum) ...--..----------- ---------- 423 
29. Ashland, homestead of Henry Clay, now the residence of J. B. Bowman, regent 
Ob Wembley UDIVErsiby...-—- 2 -\- J cf aeiccle sce -eeee eee eee eee 474 
30. Mechanical department of the Agricultural and Mechanical College of Ken- 
PUCSVMUUVOISIUY).< 22. pom ig -a\ne 2 clge los ceca Joe eee ae ee ee 475 
31. Woodlands, horticultural department of Kentucky University ..-------.----- 476 
7 rae MID PICIOGNLA 5 = as oot oo a. 5 neces eee eee eee = eee 589 
33. Methods of filling ditches .-...--..-...-- cides gel SOT SRRa ce eee? eee 596 
