I'ig, 1. Mimosa pudica.
Fig. 2. Dillo d'ito.
Fig. 3. Mio ditto.
Fig. 4. Dillo ditto.
Fig. 5. Dillo dUlo.
Fig. G. Litio dillo.
Fig. 7. Diito dillo.
Fig. 8. Vitto ditto.
Fig. 9. Ditto dillo.
Yig. 10. vaio ditto.
Fig. 11. mito dato.
Fig. 1-2. Ditto (litio.
Fig. 13. Ddio ditto.
Fig. U. Ditto ditto.
Fig. 15. Ditto diito.
Fig. 16. Dillo ddt-.
Tig, 17. DUto dillo.
DESCKIPTION OP PLATES.
PLATE YI.
Primary pulvinus ; longitudinal vertical section. Treated with 2
solution of osmic acid, so as to demonstrata the thickness of the
guperBcial aud deep strata of parenchyma in the superior and
inferior pads
Primary puWinus ; trausverse vertiod section simihirly treated . . .
Ditto; vertical sertiun of deeper stratum of parenchyma
treated with vesuvin
Primary pulviiius; horizontal section of deeper stratum of parenchyma
treated with vesuviu
0, Sfccoiidary pulvinus, h, primary pulvinus; vertical, trausverse sections
Primary pulvinus; vertical, longitudinal section; staiued with picrocnrmine
Secondary pulvini of terminal pinnto ; horizontal, lougitudiual section
Ditto ditto; ditto, ditto
Secondary pulnaus ; section of base of outer side ; showing bracket
Ditto ; section of base of inner side
Ditto ; sections of base, fl, inner, b, outer side . .
Primary pulvinus ; pitted cells oE deeper stratum of parenchyma .
Tertiary pulvinus; vertical transverse section treated with picro
carmine
Tertiary pulvinus ; tissue of inferior pareuchyma
Ditto ; cell from inferior parenchyma
Diito ; tissue of superior parenCliyma
Ditto ; cell from superior pareuchyma
25
10
120
. 400
Fig. 2.
ï-ig. 3.
Fig. 4.
Fig. 5.
Fig, 6.
Kg. 7.
Fig. 8.
Fig. 9.
Fig. 10.
PLATE Y I l.
Apparatus demonstrating the action of the appUcaiion of he^it to localised areas in the
course of mature axes of Mhwsa pudica aa a cause of centrifugally propagated
movements
Pulvinar parenchyma of ^
Ditto ditto of PiUuicolohiuM
Ditto ditto of Leucaena glauca ^ ^
Ditto ditto of Mimsa pudica ' 1
Vertical section of secondary pulvinus of Cassia alula; showing laminar expansion of
parenchj-ma over the base of the outer half of the pinna >: 25
PiWecoWiim ; nocturnal position of pinnte and pinnules ia a young leaf . . .
Dillo diilo; cells from secondary pulvinus 180
Portion of one of the laticiferons tubes of Etqikorbia antiquorum; showing the nucleated
protoplastic lining
Epidermis of Exiphorlia a.tiquorum: showing s-omatio oriRces through which lafos
esudes when the tissue is esposed to the iuflueace of the vapour of chloroform . . x 110
Page 74, lice 2. For "whereas, Ac.," read where, as in the secondary pulvini o£ Pithecalobium saman, it
taltes the form of a fiattened band, the snperior and inferior masses exceed it in vertical diameter, and the lateral
ones fall short of it in liorizontil diameter;