In Gloriosa, the tendrillar part is formed by
stipule
leaf apex
leaf petiole
axillary bud
B.
leaf apex
In weak- stemmed plants, leaf or a part of leaf gets modified into green threadlike structures called tendrils which help in climbing around the support. For eg in Gloriosa or Glory lily, leaf tip is modified into tendril.
Wilting of leaves at noon and their recovery toward evening is known as
incipient wilting
temporary wilting
midday desiccation
permanent wilting