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DESCRIPTION OF THE PLATES. 



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PLATE XXIL PETALOXYX THURBEKL— Page 67 



UPPER PART OF THE PLANT OF THE NATURAL SIZE. 



Fig. 1. Hairs of the leaves and stem; highly magnified. Fig. 2. An expanded flower, with 

 its bract and bracteoles; considerably magnified. Fig. 3. The same, with the petals and 

 stamens removed; more magnified. Fig. 4. A petal; eqnally magnified. Fig. 5. Part of a 

 stamen. Fig. 6. Longitudinal section of the ovary. Fig. 7. The fruit. Fig. 8. Longitudinal 

 section of the same; the last four figures considerably magnified. 



PLATE XXIIL RIBES MENZIESIL— Page 68. 



A BRANCH OF THE NATURAL SIZE, 



Fig. 1. A flower, w^ith the calyx and corolla longitudinally divided; enlargjed. Fig, 2. Limb 

 of a petal; considerably magnified. Fig. 3. A stamen; the lower part of the filament cut ofl'; 

 equally magnified. Fig. 4. Transverse section of the ovary; enlarged. Fig. 5. An ovulu 

 detached; magnified. 



PLATE XXIY. ECHEVERIA LANCEOLATA.— Page 69. 



ITHOUT 



Fig* 1, A flower; enlarged. Fig. 2. A portion of the flower laid open; more enlarged. 

 Fig. 3. The pistils; magnified. Pig. 4. One of the pistils, considerably magnified and divided 

 longitudinally. Fig. 5. Transverse section of the same. Fig. 6. A detached ovule highly 

 magnified. Fig. 7. A ripe carpel; magnified. 



PLATE XXY. SAXIFRAGA PARRYL— Page 69. 



AN ENTIRE PLANT OF THE NATURAL SIZE. 



Fig. 1. A flower; enlarged. Fig. 2. Inside view of a portion of a flower; more enlarged. 

 Fig. 3. A petal and stamen, show^ing their insertion on the calyx; still more enlarged- Fig, 4. 

 The ovary; considerably magnified. Fig. 5. Transverse section of the ovary; more magnified. 

 Fig, 6. Fructiferous calyx; enlarged. Fig. 7. A seed; pretty highly magnified. Fig. 8. The 

 same longitudinally divided. Fig. 9. A transverse section of the same. Fig. 10. The embryo 

 detached and more highly magnified. 



PLATE XXVI. DEWEYxi ARGUTA.— Page 70. 



UPPER PART OF THE PLANT OF THE NATURAL SIZE. 



*^ig. 1. Fruit, moderately enlarged. Fig. 2, Upper portion of the same, considerably 

 magnified. Fig. 3. Transverse section of the same, and the position of the petals indicated. 



PLATE XXVIL EUKYPTERA LUCIDA.— Page 70. 



ENTIRE PLANT OF THE NATURAL SIZE. 



Fig. 1. A flower; enlarged. Fig. 2. A petal; more enlarged. Fig. 3. The fruit; enlarged. 

 Fig, 4. Transverse section of the same; considerably magnified. Fig. 5. Longitudinal section 



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