literal. Having arms; in Botany having branches in pairs running out nearly at right angles with the stem and crossing each other alternately.

Horticulture. Of a tree: having a dense arrangement of branches arising from the top of the trunk. Of a flower: having a compact rounded shape. Cf. mo…

having more than one stem.

A tree having a relatively thin primary stem and branches; also attributive or as adj. Cf. pachycaul, n. adj.

Having the form of, or characteristic of, a pachycaul.

= pachycaulous, adj.