144 plaktjE wrightian^. v. 



Fig. 9. Inside view of the same (without the calyx) laid open ; showing the six-valved endocarp, with 

 the three filiform sutural nerves, and the three recurved valves of the exocarp. 



" 10. Placenta, with some of the seeds still attached to their filiform funiculi, equally magnified with 

 the preceding. 



" 11. A magnified seed. 



" 12. Vertical section of the same, and of the contained embryo. 



PLATE III. B. AMOREUXIA SCHEIDEANA, Planch., p. 29. 



Fig. 1. A dehiscent capsule, of the natural size. 



" 2. Vertical section of the same. 



" 3. Transverse section of the same. 



" 4. A seed enlarged. 



" 5. The same, with the thin and loose arilliform testa removed. 



" 6. Magnified longitudinal section of the seed and its contained embryo. 



" 7. Magnified transverse section of the same. 



" 8. Embryo detached, and more magnified. 



PLATE IV. MORTONIA SEMPERVIRENS, p. 35. 



Diagram of the flower, with the bract and bractlets. 



A flower-bud, enlarged. 



An expanded flower, enlarged. 



Vertical section of the same, more enlarged. 



The detached calyx laid open, to show the perigynous disk, petals, and stamens. 



A stamen more magnified ; inside view. 



The same, seen externally. 



The style, with the stigmas, magnified. 



Fruit, with the persistent calyx, enlarged. 



Transverse section of the same. 



Vertical section of the same. 



The seed detached entire, magnified. 



The embryo detached entire, magnified. 



PLATE V. FENDLERA RUPICOLA, p. 77. 



Fig. 1. Flowering branchlet of the var. ce. LiNDHEiMERi. 



" 2. Branch of the var. /3. Wrightii, with ripe capsules. 



" 3. Branch of the var. «., in fruit. 



" 4. Diagram of the flower. (The Eestivation of the petals not determined.) 



" 5. A petal of var. /3. (to which all the following figures belong). 



" 6. Inside view of a stamen, magnified. 



" 7. The same seen externally. 



" 8. Pistil, with the calyx, enlarged. 



" 9. The same with the ovary vertically divided. 



" 10. Capsule, with the persistent calyx, enlarged. 



" 11. Vertical section of the same, and of one of the seeds, showing the embryo. 



" 12. A seed, more magnified. 



" 13. Transverse section of the same. 



" 14, Longitudinal section of the same. 



Fig 



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