11. The binomial nomenclature of such cultivated plants usually bear the adjective " sativus / sativa " as the second name. 12. Unlike the bright, colorful crocuses that bloom in the spring, Crocus sativus blooms in the fall and is not very showy. 13. Easier, maybe, since the vigorous vines seem to be somewhat less tasty to cucumber beetles than those of C . sativus . 14. This plant is not only botanically distinct from cucumbers ( C . sativus ), but also a cultivated variety, Andres said. 15. The domesticated saffron crocus, " Crocus sativus ", is an autumn-flowering perennial plant unknown in the wild. 16. One of the traditional and most widespread Iranian spices is saffron, derived from the flower of " Crocus sativus ". 17. It is similar and related to the common cucumber ( " C . sativus " ) and its cultivars are known as gherkins. 18. By planting saffron crocus ( Crocus sativus ), you can actually harvest the orange-red stigmas used in flavoring and in dye-making. 19. "C . cartwrightianus " is the presumed wild progenitor of the domesticated triploid " Crocus sativus " the saffron crocus. 20. A . I've heard that the prickly oval seed head of the common teasel ( Dipsacus sativus ) was the inspiration for the Velcro fastener.