XV111 



GLOSSARY OF SPECIAL TERMS. 



VOL. I. 



Clinandrium. Cavity between the anther-sacs in 



orchids. 



Cochleate. Like a snail shell. 

 Coma. Tuft of hairs at the ends of some seeds. 

 Commissure. The contiguous surfaces of two 



carpels. 



Conduplicate. Folded lengthwise. 

 Confluent. Blended together. 

 Connate. Similar organs more or less united. 

 Connective. The end of the filament, between 



the anther-sacs. 

 Connivent. Converging. 



Convolute. Rolled around or rolled up longi- 

 tudinally. 



Coralloid. Resembling coral. 

 Cordate. Heart-shaped. 

 Coriaceous. Leathery in texture. 

 Corm. A swollen fleshy base of a stem. 

 Corolla. The inner of two series of floral leaves. 

 Corona; Crown. An appendage of the corolla; 



a crown-like margin at the top of an organ. 

 Coroniform. Crown-like. 



Corymb. A convex or flat-topped flower-cluster 

 of the racemose type with pedicels or rays 

 arising from different points on the axis. 

 Corymbose. Borne in corymbs ; corymb-like. 

 Costate. Ribbed. 



Cotyledon. A rudimentary leaf of the embryo. 

 Crenate. Scalloped ; with rounded teeth. 

 Crenulate. Diminutive of crenate. 

 Crustaceous. Hard and brittle. 

 Cucullate. Hooded, or resembling a hood. 

 Culm. The stem of grasses and sedges. 

 Cuneate. Wedge-shaped. 

 Cusp. A sharp stiff point. 



Cuspidate. Sharp-pointed; ending in a cusp. 

 Cyme. A convex or flat flower-cluster of the 

 determinate type, the central flowers first un- 

 folding. 



Cymose. Arranged in cymes ; cyme-like. 

 Deciduous. Falling away at the close of the 



growing period. 



Decompound. More than once-divided. 

 Decumbent. Stems or branches in an inclined 



position, but the end ascending. 

 Decurrent. Applied to the prolongation of an 

 organ, or part of an organ running along the 

 sides of another. 



Deflexed. Turned abruptly downward. 

 Dehiscence. The opening of an ovary, anther- 

 sac or sporange to emit the contents. 

 Dehiscent. Opening to emit the contents. 

 Deltoid. Broadly triangular, like the Greek let- 

 ter delta, A. 

 Dentate. Toothed, especially with outwardly 



proj ecting-teeth. 



Denticulate. Diminutive of dentate. 

 Depauperate. Impoverished, small. 

 Depressed. Vertically flattened. 

 Dextrorse. Spirally ascending to the right. 

 Diadelphous. Stamens united into two sets. 

 Diandrous. Having two stamens. 

 Dichotomous. Forking regularly into two nearly 



equal branches or segments. 

 Dicotyledonous. With two cotyledons. 

 Didymous. Twin-like ; of two nearly equal seg- 

 ments. 



Diffuse. Loosely spreading. 

 Digitate. Diverging, like the fingers spread. 

 Dimorphous. Of two forms. 

 Dioecious. Bearing staminate flowers or an- 

 therids on one plant, and pistillate flowers or 

 archegones on another of the same species. 

 Discoid. Heads of Compositae composed only 



of tubular flowers, rayless ; like a disk. 

 Disk. An enlargement or prolongation of the 

 receptacle of a flower around the base of the 

 pistil ; the head of tubular flowers in Com- 

 positae. 



Dissected. Divided into many segments or lobes. 

 Dissepiment. A partition-wall of an ovary or 

 fruit. 



Distichous. Arranged in two rows. 



Distinct. Separate from each other ; evident. 



Divaricate. Diverging at a wide angle. 



Divided. Cleft to the base or to the mid-nerve. 



Dorsal. On the back, or pertaining to the back. 



Drupaceous. Drupe-like. 



Drupe. A simple fruit, usually indehiscent with 



fleshy exocarp and bony endocarp. 

 Drupelet. Diminutive of drupe. 

 Echinate. Prickly. 



Ellipsoid. A solid body, elliptic in section. 

 Elliptic. With the outline of an ellipse ; oval. 

 Emarginate. Notched at the apex. 

 Embryo. A rudimentary plant in the seed. 

 Embryo-sac. The macrospore of the flowering 



plants, contained in the ovule. 

 Endocarp. The inner layer of the pericarp. 

 Endogenous. Forming new tissue within. 

 Endosperm. The substance surrounding the 



embryo of a seed ; albumen. 

 Ensiform. Shaped like a broad sword. 

 Entire. Without divisions, lobes, or teeth. 

 Ephemeral. Continuing for only a day or less. 

 Epigynous. Adnate to or borne on the upper 



part of the ovary. 

 Epiphytic. Growing on other plants, but not 



parasitic. 



Equitant. Folded around each other; strad- 

 dling. 



Erase. Irregularly margined, as if gnawed. 

 Evanescent. Early disappearing. 

 Evergreen. Bearing green leaves throughout 



the year. 

 Excurrent. With a tip projecting beyond the 



main part of the organ. 

 Exfoliating. Peeling off in layers. 

 Exocarp. The outer layer of the pericarp. 

 Exogenous. Forming new tissue outside the 



older. 



Exserted. Prolonged past surrounding organs. 

 Exstipulate. Without stipules. 

 Extrorse. Facing outward. 

 Falcate. Scythe-shaped. 



Farinaceous. Starchy, or containing starch. 

 Fascicle. A dense cluster. 

 Fascicled. Borne in dense clusters. 

 Fastigiate. Stems or branches which are nearly 



erect and close together. 

 Fenestrate. With window-like markings. 

 Fertile. Bearing spores, or bearing seed. 

 Fertilization. The mingling of the contents of 



a male and female cell. 

 Ferruginous. Color of iron-rust. 

 Fetid. Ill-smelling. 



Fibrillose. With fibres or fibre-like organs. 

 Filament. The stalk of an anther ; the two form- 

 ing the stamen. 



Filamentous. Composed of thread-like struc- 

 tures ; thread-like. 

 Filiform. Thread-like. 

 Finibriate. With fringed edges. 

 Fimbrillate. Minutely fringed. 

 Fistular. Hollow and cylindric. 

 Flabellate. Fan-shaped, or arranged like the 



sticks of a fan. 

 Flaccid. Lax ; weak. 



Flexuous. Alternately bent in different direc- 

 tions. 



Floccose. With loose tufts of wool-like hairs. 

 Foliaceous. Similar to leaves. 

 Folio/ate. With separate leaflets. 

 Follicle. A simple fruit dehiscent along one 



suture. 



Follicular. Similar to a follicle. 

 Foveate. Foveolate. More or less pitted. 

 Free. Separate from other organs ; not adnate. 

 Frond. The leaves of ferns. 

 Frutescent. Fruticose. More or less shrub-like. 

 Fugacious. Falling soon after development. 

 Fugitive. Plants not native, but occurring here 

 and there, without direct evidence of becom- 

 ing established. 



