recaulescencen.
/ˌriːkɔːˈlɛsns/, U.S. /ˌrikɔˈlɛsns/, /ˌrikɑˈlɛsns/ Botany.
Adnation or fusion of an axillary bud to the petiole of the subtending leaf, leading to the displacement of the bud. Cf. concaulescence n.
ΚΠ
1879 A. Gray in A. Gray & G. L. Goodale Bot. Text-bk. (ed. 6) I. v. 158 Bracts or leaves may be for a good distance adnate to sympodial shoots, whether peduncles or leafy flowerless branches. This (named recaulescence by Schimper) is of most frequent occurrence in Solanaceæ.
1965 P. Bell & D. Coombe tr. E. Strasburger Textbk. Bot. (new ed.) 122 The subtending leaf may also, as a result of growth of its base beneath the axillary bud, carry the bud out with it, so that the axillary shoot is sited on the subtending leaf (recaulescence...).
2004 M. Wiegend in K. Kubitzki Families & Genera of Vascular Plants VI. 246/1 Characters present in Loasaceae and altogether absent from Hydrangeaceae are the stinging hairs and pronounced recaulescence and concaulescence in the inflorescence.
This entry has been updated (OED Third Edition, June 2009; most recently modified version published online March 2022).
<
n.1879