XX 
GLOSSARY. 
Hispid ; covered with stiif hairs. 
Hoary \ with greyish-white down. 
Hooded ; formed into a hood at the end. 
Horizontal ; spreading at right angles to their support, as 
leaves on a stem. 
Hybrid ; a mule. 
Hypogynous ; springing from below the base of the ovary and 
not attached to the calyx. 
Imbricate ; arranged over each other like the tiles of a roof. 
Impari2nnnate ; pinnate with a single terminal leaflet. 
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 3 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. 
fnflexed ; curved inwards. 
Inflx)rescence ; 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 jnnnate ; when pairs of small pinnas (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. 
