=Caducous.= Dropping off very early after development. =Calyx.= The outer set of the leaves of the flower. =Campanulate.= Bell-shaped. =Capitate.= Head-shaped or collected in a head. =Capsule.= A dry compound fruit. =Carpel.= A simple pistil. =Catkin.= See ament. =Ciliate.= Margin with hairs or bristles. =Coherent.= One organ uniting with another. =Compound.= See leaf, ovary, etc. =Connate.= Similar organs, more or less grown together. =Connective.= The part of the anther connecting its two cells. =Coriaceous.= Thick, leathery in texture. =Corolla.= Leaves of the flower within the calyx. =Corymb.= That sort of flower-cluster in which the flower stems arranged along the central axis elongate, forming a broad convex or level top, the flowers opening successively from the outer edge towards the center. =Crenate.= Edge with rounded teeth. =Crenulate.= Edge with small rounded teeth. =Cyme.= Flat-topped or convex flower-cluster, the central flower opening first; blossoming outward. =Deciduous.= Falling off, as leaves in autumn, or calyx and corolla before fruit grows. =Declining.= Bent downwards. =Decurrent.= Leaves prolonged on the stem beneath the insertion: branchlets springing out beneath the point of furcation, as the feathering along the trunk of elms, etc. =Dentate.= With teeth pointing outwards. =Disk.= Central part of a head of flowers; fleshy expansion of the receptacle of a flower; any rounded, flat surface. =Drupe.= A stone fruit; soft externally with a stone at the center, as the cherry and peach. =Erose.= Eroded, as if gnawed. =Exserted.= Protruding, projecting out of. =Falcate.= Scythe-shaped. =Fertile.= Flowers containing the pistil, capable of producing fruit. Anthers in such blossoms, if any, are generally abortive. =Fibrovascular.= Bundle or tissue, formed of wood fibers, ducts, etc. =Filament.= Part of stamen supporting anther. =Fungus.= A division of cryptogamous plants, including mushrooms, etc. =Furcation.= Branching. =Glabrous.= Smooth without hairiness or roughness. =Glandular.= Bearing glands or appendages having the appearance of glands. =Glaucous.= Covered with a bloom: bluish hoary. =Globose= or =globous.= Spherical or nearly so. =Habit.= The general appearance of a plant. =Habitat.= The place where a plant naturally grows, as in swamps, in water, upon dry hillsides, etc. =Hybrid.= A cross between two species. =Imbricated.= Overlapping. =Inflorescence.= Mode of disposition of flowers; sometimes applied to the flower-cluster itself. =Involucre.= Bracts subtending a flower or a cluster of flowers. =Keeled.= Having a central dorsal ridge like the keel of a boat. =Key.= A winged fruit; a samara. =Lacerate.= Irregularly cleft, as if torn. =Lanceolate.= Lance-shaped, broadest above the base, gradually narrowing to the apex. =Leaf.= Consisting when botanically complete of a blade, usually flat, a footstalk and two appendages at base of the footstalk; often consisting of blade only.