CLASS I. 
INDIVIDUAL RELATIVE TERMS. 
489 
45. Uncertain (vagus) ; having no particular direction. 
46. Peritropal (peritropus) ; directed from the axis to the hori- 
zon. This and the four following are only applied to the 
embryo of the seed. 
47. Orthotropal (ortfiotropus) ; straight, and having the same 
direction as the body to which it belongs. 
48. Antitropal (antitropus) ; straight, and having a direction con- 
trary to that of the body to which it belongs. 
49. Amphitropal (amphitropus) ; curved round the body to which 
it belongs. 
50. Homotropal (liomotropus) ; having the same direction as the 
body to which it belongs, but not being straight. 
3. Of Insertion. 
A. With respect to the Mode of Attachment or of Adhesion, 
1 2 
19 12 
1. Peltate (peltatus, umbilicatus) ; fixed to the stalk by the centre, 
or by some point distinctly within the margin ; as the leaf of 
Tropaeolum. 
2. Sessile (sessilis) ; sitting close upon the body that supports it, 
without any sensible stalk. 
3. Decurrent (decurrens, decursivus) ; prolonged below the pcint 
of insertion, as if running downwards. 
4. Embracing (amplectans) ; clasping with the base. 
5. Stem-clasping (amplexicaulis) ; the same as the last, but ap- 
plied only to stems. 
6. Half-stem-clasping (semi-amplexicaulis) ; the same as the last, 
but in a smaller degree. 
