Webspecies of Lycianthes typically have poricidal anther dehiscence. The entire genus was last monographed in 1919 by Bitter, who arranged the species into sections and series but provided no identifi- cation key (Bitter, 1919). In that work, the Mexican species Lycianthes pringlei (B. L. Rob. & Greenm.) WebGesneriaceae by the presence of poricidal anther dehiscence (Fig. 2a). Instead of under-going longitudinal dehiscence (Fig. 2b), with thecae splitting fully open along the length …
Endothecium - Unacademy
WebAnther tube length 0.4–1.1 mm Calyx symmetry there are two or more ways to evenly divide the calyx (the calyx is radially symmetrical ... Fruit (pyxis) dehiscence NA Fruit cross … WebMar 22, 2024 · This site is normally observed as an indentation between each theca's locules and runs the length of the anther, but it is instead a small pore in species with poricidal anther dehiscence. If the pollen is released through a break on the outer side of the anther (relative to the middle of the flower), this is extrusion dehiscence, and this is intrusion … easy way to get collagen
Diversity in Anthers and Stigmas in the Buzz‐Pollinated Genus
WebPollen structure. The present studies of anther types (based on their mode of dehiscence) accounted for 206 angiospermic species belonging to 140 genera of 45 families. Two main types of anther dehiscence were observed viz., longitudinal and poricidal. Among the subtypes of longitudinal dehiscence, latrorse type is most common found in 114 ... WebOct 1, 2014 · Anther dehiscence does not depend on the endothecium as the mechanical layer, and this process is still not well understood. However, in the Miconia species … WebThe floral structure of 69 species from all major clades of Senna was studied, focusing on heteranthery, anther dehiscence, pore position, extension of the lateral furrow of the … communitysupport ahm.honda.com