CHE REFERENCE LIBRARY - ZetaTalk

CIIAI’TEI~IIIPROPAGATION BY MFANS OF SEPARATION ANDDIVISIONSEEDS are not the only parts or organs that naturally detachthemselves from the parent plant and serve as the beginningof ntw individnuls, as we Hague learned in Chapter 1 ; andman)- plants are ~up”ble of being divided at the root into twoor more parts or plants. The “ bulb catalogue” of the seedsnienindicates 1~0~ ext,ensive is this asexual means of multiplication.1. SEP.iH..-\TIONSeparation, or the multiplication of plants by means ofnaturally detachal-)le vegetative organs, is efi’wtcd 1,~ meansof l~~lbs, l~ulMs, l~ull~scales, l~ulblets, corms, cwmels, tubersand sonwtinw~ by l~icls.I3Ulbs of 311 kinds are xptV*iilliWtl hut15. Tllcy arc niacle upof a short a~~1 rl;&rnentary axis &wly incased in transformedand tlkkwtvl lwws or Mlwx&~s. Tliew tliirkwd partsniajv l~i stortvl \vitll nut.rinw;it 1iwl in sulwqutwt growth.I3ull~ 0ccIlr irl plants iwwst.onxvl t-0 :I long period of inwtkity.?Sla~lJ- l)ull)r,l~s I)la~~ts ilrc pwriliar to dry :llltl ilYi(l regions,wlitw grob*tl~ is inipossil&2 ill Ioiig intwwls. A Ml), tlwrefow,is ;I nlorti or ltw perlnttlwnt anct ~‘Olll~)il(‘t~ lrwf-lJu(l, llSUd1~ O(‘(‘llp>,iilSgthe base 0f tlw stem u;lcler growicl aid 4tting rootsfroni its lo~vor p;lrt. 13ullw arc’ c7~lrv~~ilit~ntl~7 di~~iclcvl into twogreat {:l;~ssc~s --- the SW&~, or t,hose cv~rnp~w~l of narrow andmostly 100s~ wt~les, as in the lily, and Itrrrhi~rfr? or fwliiwto, orxi