Wiktionary
pachycaul
a. Of or relating to such plants; pachycaulous n. Any of several primitive tropical trees that have a thick stem and few or no branches
Wikipedia
Pachycaul
Pachycauls are plants with a disproportionately thick trunk for their height, and few branches. The word is derived from the Greek pachy- meaning thick or stout, and Latin caulis meaning the stem.
Examples occur in the genera
- Pachycormus ( Anacardiaceae)
- Adenium
- Pachypodium ( Apocynaceae)
- Dendrosenecio ( Asteraceae)
- Bursera ( Burseraceae)
- Cyanea
- Lobelia ( Campanulaceae)
- Dendrosicyos ( Cucurbitaceae)
- Givotia ( Euphorbiaceae)
- Delonix ( Fabaceae)
- Fouquieria ( Fouquieriaceae)
- Adansonia
- Bombax
- Brachychiton
- Cavanillesia
- Ceiba ( Malvaceae)
- Dorstenia ( Moraceae)
- Cyphostemma ( Vitaceae).