Oenanthe javanica Oenanthe javanica Oenanthe javanica, commonly Java waterdropwort, Chinese celery, Indian pennywort, Japanese parsley, water celery and water dropwort, is a plant of the water dropwort genus originating from East Asia. (Chinese celery is also the name given to "Apium graveolens" var. "secalinum"). It has a widespread native distribution in temperate Asia and tropical Asia, and is also native to Queensland, Australia. This plant should not be confused with the plants of the genus "Cryptotaenia", sometimes called "Japanese wild parsley" ("mitsuba" in Japanese). "O. javanica" is a perennial herb that grows to about 1 m in height, with fibrous roots that
Vallisneria americana Vallisneria americana Vallisneria americana, commonly called wild celery, water-celery, tape grass, or eelgrass, is a plant in the family Hydrocharitaceae, the "tape-grasses". V. americana is a fresh water species that can tolerate salt, living in salinities varying from fresh water (0 parts per thousand) to 18 parts per thousand, although the limit to the salt tolerance is unclear, and is generally dependent on the duration and intensity of the plants exposure to the saline water . V. americana is a deep rooted plant with leaves, approximately one inch wide, with the ability to rise two or more meters above the