416 GLOSSOLOGY. BOOK III. 
4-7. Orthotropal (orthotropus ;) 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 (homotropus) ; 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 (peltatuSf umhilicatus) ; 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. 
S. Decurrent (decurrens, decursivus) ; prolonged below the point 
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. 
7. Perfoliate {perfoliatus) ; when the two basal lobes of an am- 
plexicaul leaf are united together, so that the stem appears to 
pass through the substance of the leaf. 
8. Connate (con7iatus) ; when the bases of two opposite leaves 
are united together. 
