Fans of borderlands’ flora will tell you there is nothing better than spotting an interesting plant out the window of your truck as you rumble by and shouting, “What was that? Wait, stop, pull over!” A drive-by turns into a stop and go. The sweetbush (Bebbia juncea) that Marian and I saw on the day described in this episode was in rocky desert with lots of mesquite, acacia, tar bush and sumac. Sweetbush seems to like the “rocky” part of rocky desert. The photos are mine of blooming Bebbia juncea in a desert fence line. The American Lady butterflies (Vanessa…