in Myzodendron punctulatum , Banks et Sol. 205 
EXPLANATION OF FIGURES IN PLATES 
XIII AND XIV.- 
Illustrating Mr. T. Johnson’s paper on Myzodendron punctulatum , Banks et Sol. 
Fig. 1. Two-year-old stem, showing one female amentum ; fr. fruit ; Jl. flower; 
s. sterile apex of amentum ; sc. places of origin of other amenta not figured, x 4. 
Fig. 2. Transverse section of tubercle of stem ; g. air-chamber and guard- cells 
of stoma. Long axis of guard-cells parallel to long axis of stem, x 480. 
Fig. 3. Transverse section of two-year-old stem. s. sclerenchyma ; p. pith ; 
ph. phloem groups, x 50. 
Fig. 4. Longitudinal median section of female flower. A look at the floral 
diagram (Fig. 11) will be useful. 0. ovule; o.c. ovarian cavity; pl.c. placental 
column ; p. epigynous sheath ; st. stylar lobe ; a. place of rupture of style in ripe 
fruit ; v. b. c. carpellary vascular bundle ; pi. p. placental tract ; t. hairs of seta ; 
s. v. b. vase, bundle of seta ; Jl. floral vase, bundle, x 120. 
Fig. 5. Pendulous ovule in longitudinal section. e. s. embryo-sac ; i. integ. ; 
os. oosphere ; n. nucellus. x 1000. 
Fig. 6. Section of embryo-sac parallel to placenta and at right angles to Fig. 5. 
a? antipodal cells 2 ; os. oosphere. X 480. 
Fig. 7. Ovule showing i. integ. in surface view; e.s. embryo-sac; n. nucellus. 
x 1000. 
Fig. 8. a. Seta of unfertilised flower in longitudinal section ; v. b. vascular 
bundle of seta ; t. hairs ; e. epidermis, b. Transverse section of seta, same letters. 
c. xylem elements in elongated fruit-seta, showing spiral thickenings drawn out 
and rings separated, d. Surface view of epidermis of fruit-seta ; t. base of hair. 
a-d x 480. 
Fig. 9. a. seta of flower ; b. seta of ripe fruit, showing hairs, x 3. 
Fig. 10. Free tip of hair of fruit-seta. m. markings on cuticle; w. thickened 
wall beneath cuticle, x 1000. 
Fig. 11. Floral diagram of female flowers, a. axis of amentum; s. seta; 
c. v. b . ; br. bract ; the three ovules are shown, the dotted lines indicate the walls 
of separation of the three ovarian pouches. 
Fig. 12. Young seed dissected out. endp. endosperm ; pi. t. placental embryo- 
sac tube composed of un-inucleate cells, x 480. 
Fig. 13. Placenta of young fruit dissected out and flattened, showing two 
descending tubes pi. t. In o' the embryo-sac lost in the placenta, is apparently 
just beginning to elongate, cross-walls not formed. The basal part of the placental 
tract is not shown, x 480. 
