OF BALANOPHORE^. 61 



EXPLANATION OF THE PLATES. 



Tab. I. 



A. Cynomorium coccineum, Mich. 



Fig. 1. Vertical section of a portion of very young capituluni, showing two bracts and their included 

 masses of flowers ; — though the lower limb of each bract immediately covers only the mass of 

 flowers below it, the vascular cord of each bract unites with that of the mass of flowers 

 above it. 



Fig. 2. A very undeveloped female flower, showing the vascular cords of the ovary. 



Figs. 3, 4 & 5. Hermaphrodite flowers. 



Fig. 6. A male flower with a regular 6-leaved perianth. 



Fig. 7- A female flower showing at a. a mamilla, which may be an undeveloped stamen. 



Fig. 8. Portion of a male flower showing an undeveloped ovary a, and a wholly inferior perianth. 



Fig. 9. Another male flower with undeveloped ovary and wholly superior perianth. 



Fig. 10. Vertical section of immature fruit. 



Fig. 1 1 . Ripe seed and embryo cut vertically. 



Fig. 12. Embryo very highly magnified. 



Fig. 13. Apex of style and stigma, showing the two vascular cords and intermediate groove filled with 

 conducting tissue. 

 All the figures very highly magnified. 



B. Mystropetalon Thomii, Harv. 

 Fig. 1. Female flower. 

 Fig. 2. Apex of style and stigmata. 

 Fig. 3. Vertical section of unripe fruit. 

 Fig. 4. Ditto of ripe fruit. 

 Fig, 5. Transverse section of the same. 

 Fig. 6. Seed. 



Fig. 7- Vertical section of ditto. 

 Fig. 8. Embryo. 



All very highly magnified. 



C. Sarcophyte sanguinea, Sparrm. 

 Fig. 1. Male flower. 



Fig. 2. Segment of perianth with stamen with undehisced anther. 

 Fig. 3. Vertical section of the same. 

 Fig. 4. Transverse section of the anther. 



Fig. 5. Vertical section of portion of anther with all the cells burst and pollen discharged. 

 Fig. 6. Tissues of epithelium and pollen-grains. 

 All very highly magnified. 



Tab. II. 



Langsdorffia. 



Fig. 1. Portion of plant of L. rubiginosa (Weddell), nat. size, from a drawing by Sir R. Schomburgk. 



Fig. 2. Female flower. 



Fig. 3. The same in a very young state. 



