Hydrangea Flower Morphology. The climbing hydrangea H. Reminiscent of the Bigleaf Hydrangea Hydrangea macrophylla it is however more refined in habit and its flowers and leaves are smaller.
Hydrangea leaves contain low levels of the poison cyanide. 10012011 Similar to flowering time the morphology was affected by the treatment during flower initiation. The main characteristics of the lace-cap hydrangea can be seen in theimages that follow.
Leaves simple opposite stipules absent entire margins often crenate or serreate stellate hairs often present.
LARRY HUFFORD Ontogeny and morphology of the fertile flowers of Hydrangea and allied genera of tribe Hydrangeeae Hydrangeaceae Botanical Journal of. MT caused the most compact plants with the shortest stems and the shortest internodes. Around the fringe of the slightly dome-shapedflower-head are positioned about a dozen infertile large two to threecentimetres in diameter blue flowers. If they flower blue your soil is acidic having less than 55 pH and if they bloom pink your soil is alkaline higher than 65 pH.