XX GLOSSARY. 



Incise ; deeply cut. 



Included-, not extending beyond the organs surrounding it. 



Incumbent ; when the radicle is applied to the back, not edges, 



of the cotyledons. 

 Incurved ; curved inwards. 

 Indefinite many but uncertain in number. 

 Indehiscent ; not bursting. 



Indeterminate ; inflorescence having always a terminal leaf- 

 bud. 

 Induplicate; when the edges of organs arranged in a valvate 



manner are folded inwards. 

 Indusium ; a thin membrane often covering the clusters of 



capsules of Ferns. 

 Inferior ; an inferior calyx or corolla is wholly free from the 



ovary ; the reverse of superior. 

 Inflexed ; curved inwards. 

 Inflorescence : arrangement of the flowers. 

 Innate ; attached by their base to the apex of a stalk as are 



some anthers. 

 Inserted ; growing upon. 



Internode; the space between two nodes ; a joint. 

 Interruptedly pinnate ; when pairs of small pinnae (leaflets) 



alternate with large pinnae. 

 Introrse ; anthers having the slit by which the pollen escapes 



directed towards the ovary. 

 Inverse ; inverted. An embryo is so called when its radicle is 



directed towards a point at the opposite end of the seed 



from the hile. 



Involucels ; the involucres of secondary umbels. 

 Involucre ; the whorled bracts at the base of an umbel or head ; 



or sometimes below a single flower. 

 Involute ; rolled from the back of any thing, as towards the 



upper side of a leaf. 



Joinings; the places where the parts of the stems are attached 



to each other ; the nodes. 

 Joints-, the spaces between the knots, nodes, or joinings; the 



parts joined. 



Keel; a prominent ridge. The two lower petals of a Pea- 

 flower, within the others and united more or less by their 

 anterior edge, form the keel. 



Kneed ; bent like the knee. 



Knots ; the joinings or nodes of the stem in Grasses. 



Label ; the terminal segment of the lip in Orchids. 

 Laciniate j divided into narrow irregular lobes. 



