400 



GLOSSARY. 



Chlorophyll. The green coloring-mat- 

 ter found in plants. 



Ciliate. Fringed with hairs on the 

 margin. 



Ciliolate. Minutely ciliate. 



Circinate. Coiled from the tip down- 

 ward, like fern leaves in the bud. 



Circumscissile. Opening by the for- 

 mation of a circular line of cleavage 

 and the falling off of the top like a 

 cap. 



Clavate. Club-shaped, gradually 

 thickened upwards. 



Cleft. Margin indented half way to 

 the midrib or more, especially if the 

 incisions are sharp. 



Cleistogamous. Pollinated in the bud, 

 without the flowers opening. 



Commissure. The surface by which 

 one carpel joins another (Um- 

 belliferae). 



Compressed. Flattened, especially 

 laterally. 



Connate. United. 



Connivent. Converging. 



Contiguous. Adjacent to each other. 



Coriaceous. Leathery. 



Conn. The enlarged fleshy base of a 

 stem; like a bulb but solid. 



Costate. Ribbed. 



Cotyledon. The first leaves of the 

 embryo plant already formed in the 

 seed. 



Crenulate. Finely crenate. 



Crested. With an upraised crest-like 

 appendage. 



Crustaceous. Hard and brittle. 



Cruciform. Cross-shaped; cruciate. 



Culm. A hollow stem (Poaceae). 



Cuneate. Wedge-shaped. 



Cuspidate. Tipped with a cusp, that 

 is a sharp rigid point. 



Cymose. Bearing cymes, or cyme- 

 like. 



Declined. Bent downward. 



Decompound. More than once com- 

 pound. 



Decumbent. Reclining but with the 

 apex ascending. 



Decurrent. Extending down the stem 

 below the point of insertion. 



Dehiscence. The method of opening. 



Deltoid. Triangular with the apex 

 upward. 



Denticulate. Minutely dentate. 



Diadelphous. Stamens in two sep- 

 arate groups. 



Diandrous. With two stamens. 



Didynamous. Stamens in two pairs 

 of unequal length. 



Diffuse. Widely or loosely spreading. 



Dimorphic. Occurring in two forms. 



Dioecious. Stamens and pistils on 

 different plants. 



Discoid. Disk-like; in the Com- 

 positae, a discoid head is one with- 

 out ray-flowers. 



Disk-flowers. The flowers with tu- 

 bular corollas which are in the 

 center of the head in certain 

 Compositae. 



Dissected. Divided into numerous 

 small segments. 



Divaricate. Widely divergent. 



Divergent. Spreading away from 

 each other. 



Divided. Margin indented to the 

 midrib but the segments not quite 

 distinct. 



Dorsal. Relating to or attached to 

 the back of an organ. 



Drupaceous. Drupe-like. 



Drupe. A fleshy fruit with the inner 

 portion hard and stony, one-celled 

 and containing but one seed. 



Ebracteate. Without bracts. 

 Elaters. Thread-like appendages to 



spores which curl and uncurl with 



changes in the moisture conditions 



of the air. 

 Emarginate. Having a very shallow 



notch at the apex. 

 Embryo. The tiny plant as it rests 



partly grown in the seed. 

 Endosperm. The food cells in the 



seed surrounding the embryo and 



contained in the embryo sac. 

 Epicotyi. The growing point and 



young bud in the embryo in the 



seed. 

 Epigynous. Apparently growing on 



top of the ovary. 

 Equitant. Astride; as when leaves 



are alternately folded over each 



other in two ranks (Iris). 

 Erose. Irregularly toothed as if the 



margin were gnawed out. 

 Evanescent. Soon fading away. 

 Exserted. Projected beyond an en- 

 velope, as the stamens from 



corolla. 



Falcate. Scythe-shaped. 



