Current definition:
an inflorescence in which the pedicels arise from the same point on the peduncle. An umbel can range from being flat-topped, as in Daucus carota (Carrot) to almost spherical, as in Allium cepa (Onion).
Feature ID:
112
Pro parte:
SSA: a racemose inflorescence in which all the divergent pedicels or rays arise in a cluster at the top of the peduncle and are of about equal length ATRFT1: an indeterminate inflorescence in which individual flower stalks arise at the same point of attachment
Feature Status:
Core
Similar concepts:
FTEA:a racemose (or indefinite) inflorescence with branches arising from more or less the same point on a common peduncle; simple umbel, where each ray terminates in a flower; compound umbel, where each ray itself bears an umbel, the latter being called a part. FPW: an umbrella shaped inflorescence with all the stalks (pedicels) arising from the top of the main stem. Umbels are sometimes compound, with all the stalks (peduncles) arising from the same point and giving rise to several terminal flower stalks (pedicels) CFFP: a usually flat-topped inflorescence in which the pedicels arise from the same point on the peduncle, as in most Umbelliferae IPT: a descriptive term applied to inflorescences whose flowers are pedicelled and the pedicels seemingly arising from a common point at the stem or peduncle apex; often subtended by a number of bracts forming an involucre.
Glossary:
Add new comment