AA Hull tuhuhl 



biaets 

 B Iiunlucre lanipamilate, uilh 



1<t)qe (hntati spteading lobes 



Pbntica, Koch shrub Ivs cor 

 date roundibh o\ ate or broad oval 

 doubly serrate m\ olucre flnelj 

 pubescent, with few glandular hairs 

 at the ba^e nut large broad ovate 

 W Asia F S 21 222 3-i as C 

 Colutna -From this specieb the 

 Cob Nuts seem to hi%e originated, 

 also the Spanish Nuts are probably 

 mostly cross breeds between this 

 species and C Aiellana or C 

 maxima, or between the two latter 

 species 



BE Tninlni le ti 



th< mil into a beak 



mizima Mill (C tubuldsa 

 ■^ lUd ) shrub sometimes small 

 tree to W tt l\s (ordate, round 

 ish ovate, slightly lobed and doubh 

 serrate, 3-6 in long involucre 

 tinely pubescent outside nut ob 

 long, large, kernel with thm red or 

 white skin b Eu— \ai 

 piirea, Hort (C^ Aiellana pm 

 puiea, Hort) L\s deep pur 

 plish red Many %arieties, with 

 large uuts, known as Filberts 

 or Lambert s Filberts 



rostrita, Ait Pigs 561, 562 

 Shrub, 2-b ft Ivs rounded or 

 slightly cordate at the base o\ \\ 

 orobo%ate denseh serrate and 

 sometimes slightlj lobed 

 glabrous at length except spar 

 ingly pubescent on the veins Le 

 neath 2K-4 m long involucr 

 densely beset with bristlj 

 hairs, beak long and narrow 

 nut ovoid \i in long East 

 ern N Amer west to Minn 

 and Colo G F 8 345 B B 

 I 508 



Cahfbmica, Rose Fig 

 562 Allied to C tOhtrata 

 bhrub to 20 tt 1 

 villous beneath involucre 

 with a short beak, whuh is 

 often Haring and sometiires 



C hit mikylla Fisnh Allied 

 to( \\ellini Li\s more lobed 

 m\t-Iu reUr^e spre uling longerthui 

 tr with lute trimgiilir nearly en 

 teeth \ Chini lip < oftired I \ impi 

 ers )-( Man hi urun Maxim Alludt. 



beset with stroiiK bro^n bristles 



enlarged it the apex iiid lacmiately divided 



narrow entire segments Amurland 



Siibiildi Blume Allied 



rower involucre densely coated with loo' 



pressed less bnstlj hairs beak long at 



rowed toward t 





Culture for the Nuts —Hazel, 

 The three native Hazels, C l«i 

 nica and C rosiraia, haxe htm 

 to cultivation, but have n t 

 worthy of naming or propi^- itm. 

 r iiellana C Pi iiti a iii 1 ' 

 ducrd al n-thi \tl tnti 1 i 



that species It attacks 



. hes and later the older 



killing the root, Bo) deaux 



I I 111 111 t It they are de- 

 ti \cd i\ tiust fertilization 

 c in be accomplished by sus- 

 pending branches from trees 

 from other localities, even of 

 other species of Corylus. 



Propagation by seeds is easily 

 done by stratifj ing in fall and 

 planting m nursery rows in 

 earlj spring Seedlings vary 

 exceedmglv , and varieties are 

 perpetuated by budding, graft- 

 ing, suckers or lavers ; com- 

 monlv bv the last two methods. 

 \ 'onsidei.llp supply of well 

 I t 1 u k IS em be obtained 



Mill to promote root 

 t rmation stools for layering 

 should be heavily manured t.i force 

 long and slender shoots suitable 

 f ir bending These should be 

 staked down in winter or spring 

 and covered wifh earth They may 

 lie removed to nursery rows or 

 ir. hard at end of first season. 

 Planting should be at a distance 

 f 10 to 20 feet in well prepared soil, 

 in fall or spring Ground may be 

 . ropped with low growing, culti- 

 vated plants while trees are young, 

 but should be maintained in good 

 tilth and fertility 



Pruning is of special importance 

 w ith this nut Trees are usually 

 htaded at height of 1 or 2 feet, 

 thiiu„'h often pii nutted to take nat- 

 ural form v\ hii li IS that of a many- 

 stemmed bush dt signated a" stool." 

 Trees are classifaed according to 

 height of clear trunk into "stan- 

 dard 'half standard ' and "dwarf 

 standard ' A short trunk, with 

 V ase form head of six or more 

 branches is preferred Suckers 

 should be kept down, unless desired 

 for propagation Both sexes of blos- 

 soms arc borne on 1 vear old lateral 

 tui_ I spiis M irch or April, 

 itt I tl w 1 t both sexes have 

 11 111 1 1 nsidered best 



1 Hilling as unneces- 

 sai > s icrifice of pollen 

 can thus be avoided. 

 Strong shoots should 

 be headed back to 

 promote spur forma- 

 tion, and old wood 

 that has home fruit 

 should be removed 

 annually. 



