Microtis atrata Microtis atrata – Swamp Mignonette Orchid The Swamp Mignonette Orchid is the smallest of the Microtis species. Generally found growing in dense colonies and because of its distinctive yellowish-green colouration is relatively easy to see. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *CommentName Email Website Save my name, email, and site URL in my browser for next time I post a comment. Currently you have JavaScript disabled. In order to post comments, please make sure JavaScript and Cookies are enabled, and reload the page. Click here for instructions on how to enable JavaScript in your browser.