TERMINOLOGY. 15 
hollow, without being. made so by insects, 
as in Fumaria cava, Retz. 
. Testiculated, (testiculata), when two longish 
knobs grow together, as in the Orchis Morio, 
fig. 18. 
b. Palmated, (palmata), when two longish knobs 
are connected and their points divided, as in 
the Orchis Jatifolia, fig. 16. 
i. Bundled, \( fascicularis), when cylindrical- 
shaped knobs are connected at their origin, as 
in the Ophrys nidus avis, fig. 21. 
10. Dentated, (dentata), a fleshy branched root, 
having teeth-like SO as in Ophrys corallorhiza 
fig. 13. 
11. Scaly, (squamosa), a fleshy root, covered with 
many scales, as in Lathreea squamaria. 
12. Articulated, (articulata), fleshy, filiform and 
articulated, as in wood sorrel, Oxalis acetosella*. 
exe) 
§ 12. 
The Stem serves chiefly for the elevation of the 
leaves, flowers and fruit, and is a support to the 
whole plant. Of this the following kinds are 
knewn. ‘The stem (caulis), the trunk (¢runcus), the 
straw (culmus), the stalk (scapus), the footstalk of 
the flower ( pedunculus), the footstalk of the leaf 
* ‘The tuberous root and its varieties are very different from 
the bulbous, (bulbous, }. 43), which appears particularly from 
this, that buds or eyes are formed on the surface of the for- 
mer, whereas the bulb is itself a bud, and produces its shoots 
either from the middle or from the side. 
(p zi f Te 
