602 GLOSSARY OF BOTANICAL TERMS 
Tnvolucrate ..sccssoseseaee Having an involucre. : 
Tpvolucre cisecsecsnssossees Aring or rings of bracts surrounding several 
flowers. ‘ ; 
Tnvolute ..esccccccevesens When edges are rolled inwards on each side. 
Irregular ......++..+.0.40.sHavipg the parts which constitute one series of 
a flower dissimilar in size or form, 
J. | 
Fointed....0..00000 intenioes Falling in pieces at the joints or separating readi- 
ly there, or furnished with a distinct joint. 
K. 
Keel, Keeled ........0006 Formed in the manner of the keel of a boat. 
L. 
Labiate .............s..-A term applied ta a monapetalous calyx or co- 
rolla which is separated into two unequal di- 
visions, the one anterior, and the other poste- 
rior, with respect to the axis. 
Lacerated ..rccccrsecssee Irregularly divided by deep incisions. 
Laciniate.....cocsceeessees Slashed. A deep taper-pointed incision. 
Lamella, Lamellar ......A plate or thin part such as is found at the end 
of any styles. 
Lamina... sevetuseenes The blade of a leaf; that expanded part which. 
terminates the petiole if there be one. 
Lanceolate ....cceeseceeee Narrowly elliptical, tapering to each end. 
Lanceolate-hastate ...... A hastate leaf whose principal lobe is lanceolate. 
Lanceolate-sagittate ...A peiee leaf whose principal form is lanceo- 
ate. 
Lateral ...ccccsceeee ..-..Fixed near or upon the side of anything. 
Leaflet .....secsoserseveees -One of the divisions of a compound leaf. 
Leaf-stalke  ...ccessseecons The unexpanded base of a leaf connecting it 
with the stem. : 
Legume sesercassecaeceees The fruit of leguminous plants; a.solitary two- 
: valved carpel, hearing its seeds on the ventral 
: suture only. 
suaewee s+ooeeeeeeDtrap-shaped florets, as in dandelion. 
The flat expanded part of a petal. 
EMeGr esiesevscceccessasess Narrow, short, with the two margins parallel. 
Loculicidal .....c000c000 The mode of dehiscence which consists in ripen- 
ed carpels splitting or dehiscing through their 
backs. ie 
Lobe. .cerseevesserseeeesees Large divisions of a leaf or any other organ; 
often applied to the divisions of the anther. 
Lundte...cccerccssecsees Crescent-shaped. 
M. 
Marginate ......ccce0008 Furnished with an edge of a different texture 
from the remainder of the body. 
Membranous ......... : : : 
Mohanta. <..., } Thin and semitransparent like a fine membrane. 
Mericarp..rerseceresescove One of the half fruits of an umbellifer: itis a 
carpel ripened and separated from a common 
axis or growing points. 
