GLOSSARY 



593 



Corymb (corymbiu:). A more or less flat-topped, raceme-like or compound inflorescence. 



Cottony [tomentosics). Covered with short matted hairs. 



Cotyledon {cotyledo). Seed-leaf, i.e., one of the first leaves of the embryo, wluch differ 



froni the following. 

 Crenate [crenattis) . With rounded teeth at the margin. 

 Crustaceous {crustaceus) . Crusty, i.e., thin and brittle. 

 Cyme [cyma). An inflorescence of the centrifugal (cymose) type, especially when loose 



and ec]ually-branched. 

 Cymose [cymosus). Consisting of a main axis, which ends in a flower, and several stronger 



lateral axes. 

 Cystoi.ith {cystolithus). Cell-stone, i.e., a hard outgrowth of the cell-wall, appearing as a 



point or short line on the surface of the leaves of certain plants. 



Deciduous (deciduus). Falling off after flowering or at the end of the season. 



Decumbent {decumbers). Reclining. 



Decurrent [deairrens) . Prolonged below the insertion. 



Dehiscent (dehiscens). Opening spontaneously when ripe to discharge the contents (seeds 



or pollen). 

 Dentate {dentatus). Toothed, i.e., provided with small incisions and projections on the 



margin. 

 Descending {descendens). Tending downwards ; or attached somewhat below the apex. 

 DiCHOTOMOUS [dichotomiis) . Repeatedly divided in pairs, each branch dividing into two 



subequal branches. 

 DiDYMOUS {didymus). Bi-globose, i.e., divided into two roundish lobes. 

 DiDYNAMOUS [didynamus). In two pairs of unequal length. 

 Digitate {digiiatus). Palmately compound. 



Dioecious (dioicus). Unisexual and the male and female flowers on different plants. 

 Disc {discus). A usually ring-, cushion-, or cup-shaped expansion of the receptacle. 

 Dissected (dissecius). Divided to the base, but not jointed with the rachis. 

 Dissepiment {septum). A partition of the interior of the ovary, usually formed by the 



margins of the carpels. A partition not having that origin is called a false or spurious 



dissepiment. 

 Divaricate {divaricatus). Diverging at an angle approaching i8o°. 



Dorsal {dorsalis). Situated on the back, especially on the midrib of a folded leaf or leaf- 

 like organ ; or turned away from the axis to which the organ in question is attached. 

 Dorsifixed {dorsifixus) . Attached by the back. 

 Drupe {dnipa). Stone-fruit, i.e., a fruit with a hard (bony, woody, or crusty) endocarp 



called the stone, a succulent, more or less fleshy mesocarp, and a thin (membranous or 



leathery) epicarp. 



Elliptical {ellipticus). About twice as long as broad and narrowed towards both ends. 



Emarginate {emarginatus). With a small, usually apical notch. 



Embryo {embryo). The rudimentary plant formed in the seed. 



Endocarp {endocarpium) . The innermost layer of the pericarp. 



Entire {integerrimus) . Without toothing or division. 



Epicalyx {epicalyx). A whorl of bracts closely surrounding a flower and resembling an 



outer calyx. 

 Epicarf {epicarpium). The outermost layer of the pericarp. 

 Epigynous {epigynus). Inserted at the upper edge of a concave receptacle which is united 



with the ovary. 

 Epiphyte (epiphyticus) . Growing upon other plants without deriving nourishment from 



them. 

 Bx- {ex-). Without. Exalbuminous = without albumen. Exstipulate = without stipules. 

 ExocARP {exocarpium). The outermost layer of the pericarp. 

 Exserted {exsertus). Projecting beyond the tube of the perianth or corolla. 

 Extrorse {extrorsus). Turned outwards. 



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