XXXI 



GLOSSARY OF BOTANICAL TEEMS, 



Ocairring in the Descriptions of the Grasses. 



Acuminate, narrowing to a point. 

 Anther, the tip of a stamen. 

 Apiculus, a short point springing 



from an abrupt termination. 

 Adpressed, 1 lying against any part 

 Appressed, j or organ. 

 Articulated, jointed with, and easily 



separating from. 

 Ascending, curving from the base 



upwards. 

 Awn, a stiff bristle-like process 



springing from a glume or palea. 



Bifid, cut at the summit into two 



parts. 

 Bractea, a leaf or scale at the base of 



a flower. 



Oarinate, keel-like. 

 Caryopsis, the fruit of a grass. 

 Ciliated, fringed with hairs like the 



eyelids. 

 Clavate, club-shaped, thicker above 



than below. 

 Convolute, rolled inward from one 



margin. 

 Coriaceous, having a tough or leathery 



texture. 

 Culm, the straw or stem of a grass. 

 Cymbiform, boat-shaped 



Decumbent, lying along the ground 

 below, ascending at the extremity. 



Deflexed, bent downwards. 



Deltoid, triangular, or resembling the 

 Greek delta. 



Diandrous, two stamens in a flower. 



Digitate, resembling fingers. 



Distichous, in two rows, or arranged 

 on two opposite sides. 



Dorsal, attached to the back. 



Erose, irregularly torn. 



Filament, the thread-like part of a 

 stamen bearing the anther. 



Fusiform, spindle-shaped, narrowed 

 at both extremities. 



Gibbous, swollen. 



Glaucous, sea-green, covered with a 



whitish powder or bloom. 

 Glume, the outer scales of a spikelet 



are so termed. 



Hexandrous, six stamens in a flower. 

 Hispid, rough with hairs. 



Imbricated, overlying like tUes on a 



roo£ 

 Involucre, applied to two or more 



leaves or scales around the base of 



flowers, 

 Involute, rolled inward from opposite 



margins. 



Ligule, a membranaceous expansion 

 at the base of a grass leaf. 



Monandrous, having only one stamen 



in a flower. 

 Macro, a stiff point or short bristle 



from an abrupt termination. 

 Muoronate, bearing a mucro. 



Ovary, the base of a pistil, becoming 

 the fruit. 



Palea, the inner scales or covering of 

 a grass flower, of which there are 

 usually two. 



Panicle, applied to a loose and 

 branched form of inflorescence, as 

 in the Oat. 



Papillose, having granular or pimple- 

 like projections from the surface. 



Patent, spreading more or less widely. 



Pedicel, a stalk supporting a single 

 flower. 



Peduncle, a stalk supporting two or 

 more flowers; its branches are 

 pedicels. 



