dex·trorse 
(dĕkstrôrs′)
(dĕkstrôrs′)adj.
Botany
Botany
Growing upward in a spiral that turns from left to right: a dextrorse vine.
[Latin dextrōrsus, from dextrōvorsus, turning toward the right : dexter, right; see DEXTRO- + versus, past participle of vertere, to turn; see wer-2 in the Appendix of Indo-European roots.]