VACCINIUM 



Botanical (,'LASsiFH'ATinN. — In the following? ^^chcme 

 the species are separated en tlie liasis ot natural rliar- 

 acters. When t\vi;i eK")sely rehited forms oecur t>\-er 

 wide range in latitude. h()\\'evt-r, the assigneil dif- 

 ferences are liahle to fail at some point. Tlie i\ey 

 will be found useful in deterniiiiiug berltariuni speci- 

 mens. 



A. Oftini 4-J-hH-lilol{r((rfJi/ S-10- 

 /..r;(?i'(? ill r. I'itis-ldau). 

 B. ^7lI)Ht■».s l.ilhj-, .rsertnL 



c. Filaiihiits rilloiix 5. erythrocarpon 



CO. Fif<nn':uts piihtTub'nt. 



D. St.'iiix v,:ril X I, 11,1 . r. 



crttpiini 1. Oxycoccus 



DD. Sfeitis stouter, ii-itli us- 



ceii'll iKi I'rii ii':h< s L\ macrocarpon 



BE. ^7'/ l>}> IIS i net 'in I il . 



C. FiJuillrllts uhllinllls oi-pii- 



besi-i'iit. 



D. Co rol la eoiiiii /// -1- 



Inlicil: stiiiiitiis ,■>' L'l. uliginosum 



DD. C <1 r •! t t II CilllllHl'lltl/ .'i- 



tolird: stoiii, lis in. 

 E. Pt, lilts ihriirl. II foot or 

 liss Til.jli. 

 F. Bi-inirli. sjintiiiiiil, it.Mi. caespitositm 



FF. jjruurlirs slnirji!;/ 



iiiiiili il 0. Myrtillus 



EE. Pliiiits tiiller. 1-U It. 

 liiilll. 

 F. Man.liiis of Inlrrs 



shiirflii SI rriiiiiti .to. myrtilloides 



FF. JLl i-iriis of If II !■ I' s 

 rutin' (crcr/i/ (;/ 

 ['. oroliiotilliil 1. 

 a. Li lojth of Irs. 1- 



j iiirliis li;. ovalitolium 



Co.;. Lriojtl, of Irs. \t- 



■'.i iiirti.s -t parvifolium 



CO. Filiiiil. iits jiilosr. 



D. Tici::s rt.l. Hrrr ,,rot,- 



iitiiii I,, toll/is 11. erythrinum 



DD. Xiri'ls not rrj. 



E. Stiilllrils 10: oriini 5- 

 loriitrd. 

 F. Briilirlilrts J) II lir s- 



rr. lit 23. ovatum 



FF. B rn II ill trts ijtil- 



hroiis 20. crassiiolium 



EE, St inn ens S: ornrlj 4- 



loriilr,! 3. Vitis-Idaea 



AA. Orilnl ll.t-lorill.J {soinrfiiiies 

 iiiiprrfrrttil su). 

 B. Antliers irltli J uivns mi thr 

 liiick. 



c. Stmnriis iiirhulrd 2+. arhoreum 



cc. Stamens ej-sirted 2.', stamineum 



BE. Anthers aiCHtrss. 



c. Feiliae/e ereri/reeii , eoria- 

 croiis. 

 II. Cati/.r -t erth roiiiidisli 



and rrrij dense I',, nitidum 



DD. Ciitii.r-teiili aeiite T. Myrsinites 



cc. Fatiiiqr deridiioils {sonie- 



tini, s tarditii so in south- 

 ern forms ). 

 D. Cnriitta rijli ndrari ons . .t I, virgatum 

 DD. Cnrntta short and nsn^ 

 a till tiroad. 



E. Briiiirlitits hirsnti . . .\i. hirsutum 



EE. JJraiirhlrts ijtat.riiiis 

 or ijtaiirons yr.eeejd 

 in. V. IJanad. iise\. 

 F. I.rs. iitaneons and 

 pale tienratli. 



a,. Fruit blue .^. vaciUans 



(,•;. Fruit btarl; 12. nigrum 



FF. Lrs. stroni/til /iilbi s- 



mit tiotji sidrs . . .V.''. Canadense 



FFF. Lrs. i/tabraiis. aflin 

 hairi/ on niidritj 

 Ijeneath. 



VACCINir.M 



1801 



G. J/o rain of trs. 

 Iiristtii - s e r r n- 



latr 11. Pennaylvanicum 



,:u. Miirains, . I tes. , II- 

 tier or al most 

 eiliale. 

 H. Ilerril t.liie, 



ijtan rolls 18. corymbosum 



Hi:i. Brrrij ti t a r I: , 



not ijtii aeons. VJ. atrococcum 



HORTICULTCKAL f'r.ASSI Fh .VTK i\ . — Tin- following key 

 to tlu- oiore ctinimonly Isiiowii siiecies is based upon 

 korticultural oi' ganlun idiaracters : 

 A. S/irrirs rnttieatrd rliirfti) for 

 fruit. 

 B. Cotor of frail rrd . 



c. Strins strnd, r, trailin,,.- 

 trs.ererirr.rn. 

 Ajir.r of Iraees ariifr . . . . 1. OxyCOCCUS 



DD. All' .r of t' 



"titii 



rrtiisr 2. macrocarpon 



cc. Stems sfo'itrrthoii'ili errrp- 

 i II a : linlnrl'.s e r' el, 



tiiii'd 3. Vitis-Idaea 



l-C. stems ereel. mnrh tatter. 

 1-1 II ft. 

 D. Lrs. siiiatt.'^^-'r, III. tana. 4. parviiolium 

 DO. Lrs. la rij e r, 1 ' .,-.1 in. 



to'i'i 5. erythrocarpon 



B. Color of fruit titiie or lilorl;. 



r. Ptantlnir, ' ..-li ft. hiijh. 



D. Foliaae rrrrijnm. 



E. Lrs. siiiati, K,-^., in. 



lanij r>. nitidum 



EE. Lrs. la np r. '.-1 in.. 7. Myrsinites 



DD. F'diaije d, rid lions. 



E. Sarfare of I r s. a '"- 

 brans. 

 F. Lrs. pate beniatli. 

 not sli ill inif atiorr . 

 {See also ' Xo. IJ. 

 JLi re III i i.lJi t tie 

 sniiijht r. eoiofm- 

 lieisii III , ra r. pa tli- 

 dnm. Xo. l.s\] 8. vaciUans 



FF. Lrs. not pal.r lir- 

 rieiith , slii ni la'l . at 

 Irast atiorr. '( AV- 

 crjitions : Xo. 12 

 alirai/s jailer tie- 

 n en t h : Xo. 11 

 rar't'f palrr be- 

 n-ath.) 

 O. Fts. solitaril in 

 the aj-its . 

 H. Bran e h e s 



sharpti/ an- 



,jl,d ..'. 9. Myrtillus 



HH. Bra nehes n a t 



anijted 10. caespitosum 



G<;. FIs. in faseietes 



or sliort rae'tiies . 



H. Th e Irs. n nt 



patrrtirnraili.w. Pennsylvanicum 

 HH. The t rs. pal, r 



beneath 12. nigrum 



EE. Sarfaee of the I r s . 

 Jill i rif . 

 F. Dearii and fr. ijlaii- 



emis 13. Canadense 



FF. Cra I !/ and fr. h i r- 



sate 14. hirsutum 



cc. PI a II f tat lev. .1-11 ft 

 spreadinp. 

 o. Fts. solitaril in ii.rils. 



E. Lrs. sharptil serrate. to. myrtilloides 

 EE. /.rs. entire or si iijjit t p 



serriitate Id. ovaliSolium 



DD. L^ts. in raremes or eo- 

 niiiibs. 

 £. Fii'-rnirs rlonijated on 



naked branelies ... .17. virgatum 



