Stachytarpheta jamaicensis (L.) Vahl.
Engl.: blue porterweed, light-blue snakeweed, Jamaica vervain.
Bot. syn.: Stachytarpheta indica Vahl, Valerianoides jamaicensis (L.) Kuntze, Verbena jamaicensis L.
Flowering plants. Brussels bot.g., Belgium. Greenhouse. 2008-06-05.
Flowers. Brussels bot.g., Belgium. Greenhouse. 2008-06-05.
Flowers and leaf. Brussels bot.g., Belgium. Greenhouse. 2008-06-05.
Flowerstalk with flowers and flowerbuds. Botanical garden Kaisaniemi, Helsinki, Finland. Greenhouse. 2006-04-22.
Flowering tops. Botanical garden Kaisaniemi, Helsinki, Finland. Greenhouse. 2006-04-22.
Classic texts: Journals: AJP 1885.
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