INDEX OF ILLUSTRATIONS 
PLATE 
Agave americana var. expansa ............0.000- XVII 
Agave bovicornuta .............cccccceecceeees XVIII 
Agave multifilifera ..............0.. 0 ccc eee ee XXII 
AGAVE DACINCS. oni uGale tied eae ed bbe de heeds e ae nns XIX 
Agave polianthiflora ............ 0... cee eee eee XXII 
Agave SATEVEl cad iiwine ii ers ¥e% beeen beannei XX 
Agave Vilmoriniana ................c cece eeeeeee XXIII 
Agave WOCOMIAML kana s iss oyeecusatiah cae codunews XXI 
Brimrersia Dil0Ga. s+ peeve nso el ecek een vor8 XIII, XIV 
Brunfelsia Martiana ............0cc cece ee eees XI, XII 
Cannabis wood sections .......... 0.0.0. ccc cee cence X 
Coix 
Ideograms of pachytene chromosomes .......... LX 
Five pachytene chromosomes of C. aquatica ... LVI 
Pachytene nucleus of C. aquatica .............. LV 
Pachytene nucleus of microsporocyte 
GE CG. ZiPanted  .4scad bc Sods eeu Veedei ces edcana LIX 
Pachytene nucleus of C. Lachryma-Jobi ...... LVIII 
Pachytene nucleus of microsporocyte of 
C. Lachryma-Jobi ............ 0. cee cee euees LVII 
Corn cobs, late prehispanic ...............0 00000. XV 
Corn cobs, dated at ca. A.D. 100 and 1250 ........ XV 
Donnellsmithia silvicola .............. 002.0000 LXI 
PYyneiiin Gentry) s+ swe cenieed owihyie ee cees LXIV 
Heteropteris macrostachya 444. é.s ised ivaeia sae MLV 
Pie@terapreris Fiala coh<eseehecie cay en se cchanncelVy 
PRinA@a APADOTOUSIS +. ie n:kst nau ee dak ad os od 
[niga @norerana.- 4.66222 <40y dx cic cde wedavnwacadvs LIV 
Macoubea guianensis ......... 00.0 cece eee eee ase LII 
Macoubea witotorum ............c00 cece eee XLIX, L 
Macoubea wititorum, fruits of ..............0-0 000s Li 
Manicaria saccifera 
CAOWINe ti 1Otest 64 ees 4aeabaidted sein escent’ LXVI 
Details of inflorescence ...... LEAVE, bas VL LA 
Thatch on Warao houses ....... LAX, DAS, LAXH 
