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Displaying 1 - 9 out of 9 Object(s)
Term Definition
Bilabiate capitulum (head) Inflorescence of Asteraceae with at least some bilabiate flowers. Restricted to tribe Mutisieae.
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.
Head Same as capitulum in the Asteraceae. Two flowers tpes of Asteraceae. Drawing by B. Angell.
Ligulate capitulum (head) Inflorescence of Asteraceae with only ligulate flowers. Two flowers tpes of Asteraceae. Drawing by B. Angell.
Radiate capitulum (head) Inflorescence of Asteraceae with marginal ray flowers and central disk flowers. An inflorescence of an Asteraceae. Drawing by B. Angell.
Septal unit head The expanded apical part of a septal unit which includes the head proper and many include two septal unit head extensions. Placentation of Lecythis poiteaui. Photo by C. M. Potascheff
Septal unit head extension Referring to basal extensions from a septal unit head to which the ovules are attached. Placentation of Lecythis persistens subsp. aurantiaca. Photo by C. M. Potascheff
Style head The expanded distal part of the style, including the stigma, in some species of Apocynaceae. Same as clavuncle. Structure of the flower of a species of Asclepias. Photos by S.  A. Mori.