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Displaying 1 - 40 out of 71 Object(s)
Term Definition
Ament A spike with closely congested, often apetalous, unisexual flowers; e.g., staminate inflorescences of species of Betulaceae. Same as catkin. Aments are generally associated with wind pollination. Catkins. Photo by S. A. Mori.
Androgynous Referring to inflorescences with both staminate and pistillate flowers, e.g., the inflorescences of Mabea (Euphorbiaceae) with one or a few pistillate flowers at the base and numerous staminate flowers distally. Catkins. Photo by S. A. Mori.
Annotinous Referring to structures (e.g., inflorescences) arising from branches of the previous year’s growth. Catkins. Photo by S. A. Mori.
Anthelae The panicle of some Cyperaceae and Juncaceae in which the upper branches are overtopped by the lower ones. Catkins. Photo by S. A. Mori.
Axillary inflorescence An inflorescence that arises from a leaf axil Inflorescence and flowers of Eschweilera biflava. Photo by R. Aguilar
Bilabiate capitulum (head) Inflorescence of Asteraceae with at least some bilabiate flowers. Restricted to tribe Mutisieae. Inflorescence and flowers of Eschweilera biflava. Photo by R. Aguilar
Bostryx (plural = bostryches) See helicoid cyme. Inflorescence and flowers of Eschweilera biflava. Photo by R. Aguilar
Brachyblast A short, leafless, lateral axis of limited growth that bears inflorescences. Inflorescence and flowers of Eschweilera biflava. Photo by R. Aguilar
Calyculate Referring to species of Asteraceae (especially Senecioneae) possessing a secondary series of bracteoles subtending the primary phyllaries. Inflorescence and flowers of Eschweilera biflava. Photo by R. Aguilar
Capitellate Referring to inflorescences in small headlike structures. Inflorescence and flowers of Eschweilera biflava. Photo by R. Aguilar
Capitulum (plural = capitula) A dense inflorescence of sessile flowers on a dilated receptacle or in a (sub) globose or head-like form; for example, the inflorescences of Asteraceae, some Cyperaceae, Laminaceae, and Rubiaceae. A medial section of a capitulum (head) of a species of Asteraceae. Drawing by B. Angell.
Captiulum (plural = capitula A dense headlike inflorescence such as that of the Asteraceae and some Cyperaceae, Lamiaceae, and Rubiaceae. Same as head for the Asteraceae. A medial section of a capitulum (head) of a species of Asteraceae. Drawing by B. Angell.
Catkin A spike with closely congested, often apetalous, unisexual flowers; e.g., staminate inflorescences of species of Betulaceae. Same as ament. Catkins are generally associated with wind pollination. Catkins. Photo by S. A. Mori.
Cauliflorous inflorescence Referring to an inflorescence that arises from the main stem of a plant or trunk of a tree. Cauline inflorescences of Guarea michel-moddei. Photo by C. A. Gracie.
Cauline inflorescence Refers to flowers or fruits that arise below the leaves from the main trunk of a shrub or tree. Fruits from cauline inflorescences of Couroupita guianensis on tree. Photo by C. Gracie.
Cincinnus (plural = cincinni) A type of helicoid cyme, usually characterized by short internodes. Fruits from cauline inflorescences of Couroupita guianensis on tree. Photo by C. Gracie.
Conflorescence The aggregation of several inflorescences into one; e.g., some species of Proteaceae. Fruits from cauline inflorescences of Couroupita guianensis on tree. Photo by C. Gracie.
Corymb A more or less flat-topped inflorescence with the lower pedicels longer the upper ones. Fruits from cauline inflorescences of Couroupita guianensis on tree. Photo by C. Gracie.
Cyathium (plural = cyathia) An inflorescence consisting of several naked staminate flowers accompanied by usually one naked pistillate flower and subtended and mostly enclosed by a cup-shaped involucre, characteristic of (Euphorbiaceae). Cyathium of a species of Euphorbia. Drawing by B. Angell.
Cyme A determinate inflorescence in which growth of the central axis is terminated by a flower that opens first and each branch or pair of branches subtending this flower then is terminated by a single flower. This pattern, when repeated several times, often results in a somewhat flat-topped inflorescence. A cymose inflorescence. Drawing by Bobbi Angell.
Cymose Like a cyme. A cymose inflorescence. Drawing by Bobbi Angell.
Cymule A small cyme. A cymose inflorescence. Drawing by Bobbi Angell.
Determinate inflorescence A type of inflorescence in which the terminal or central flower opens first; for example in cymes. A cymose inflorescence. Drawing by Bobbi Angell.
Dichasial cyme A determinate inflorescence in which growth of the central axis is terminated by a flower that opens first and each pair of branches subtending this flower then is terminated by a single flower. A cymose inflorescence. Drawing by Bobbi Angell.
Disciform capitulum (head) An inflorescence of Asteraceae with only disk flowers. Two flowers tpes of Asteraceae. Drawing by B. Angell.
Discoid capitulum (head) Inflorescence of Asteraceae with only disk flowers. Same as disciform capitulum. Two flowers tpes of Asteraceae. Drawing by B. Angell.
Drepanium A cymose inflorescence shaped like a sickle. Two flowers tpes of Asteraceae. Drawing by B. Angell.
Epiphyllous inflorescence Inflorescences from the adaxial surfaces of the petiole (e.g., Dichapetalaceae) or the blade (e.g., Phllonomaceae). Epiphyllous inflorescence. Photo by S. A. Mori.
Flagelliflorous A plant with a whiplike inflorescence that usually hangs below the crown. Inflorescence of Eperua falcata. Photo by C. Davidson.
Glomerule A tightly congested cymose inflorescence or inflorescence derived from it, usually with sessile flowers; e.g., in the Asteraceae. Inflorescence of Eperua falcata. Photo by C. Davidson.
Head Same as capitulum in the Asteraceae. Inflorescence of Eperua falcata. Photo by C. Davidson.
Helicoid cyme A determinate inflorescence that has the lateral flowers developing on alternate sides of the axis and often appears coiled. Inflorescence of Eperua falcata. Photo by C. Davidson.
Indeterminate inflorescence Referring to an inflorescences whose main axis continues to grow; i.e., is not terminated by a flower (e.g., a raceme or spike); also referring to the compound leaf of Guarea (Meliaceae) in which the tip of the rachis has the potential to continue growing A racemose inflorescence. Drawing by B. Angell.
Inflorescence The structure in which the flower or flowers are displayed on a plant. Inflorescence of Tricholaena repens.  Photo by C. Gracie
Involucre (diminutive = involucel) A series of fused, overlapping, or free bracts that subtend inflorescences (e.g., in some Apiaceae, many Asteraceae, and Euphorbia of the Euphorbiaceae) or flowers (e.g., the female flowers of species of hickory (Carya spp.). A compound umbel of Daucus carota (Apiaceae). Drawing by B. Angell.
Ligulate capitulum (head) Inflorescence of Asteraceae with only ligulate flowers. Two flowers tpes of Asteraceae. Drawing by B. Angell.
Pale A bract found in the head of Asteraceae. Two flowers tpes of Asteraceae. Drawing by B. Angell.
Paleate (paleaceous) Possessing pales. Two flowers tpes of Asteraceae. Drawing by B. Angell.
Panicle A compound raceme in which the primary branches are racemose, which, in turn, give rise to secondary and sometimes higher order racemose branches. A paniculate inflorescence. Drawing  by B. Angell.
Peduncle The stalk of an inflorescence. Inflorescences of a Piperaceae. Photo by S. A. Mori.