Weeds of Wednesday: Tropical Milk-Weed?

Growing in the Oslo Riverfront Conservation Area (ORCA) parking lot amongst wild coffee (Psychotria nervosa) and last's week's Wednesday "weed", beggarticks (Bidens alba), is what some folks call tropical milkweed (Asclepias curassavica). Other common names include scarlet milkweed, Mexican milkweed, bloodflower,…

Weeds of Wednesday: Bees & Butterflies Love Beggarticks

At the entrance to the Oslo Riverfront Conservation Area, now flourishes a big "bush" of beggarticks (Bidens alba). Yes, this plant is weedy and hitchhikes its way around via its 2-toothed seeds that give rise to its species name, Bidens: …

Great Gulf Fritillary

Gulf fritillary butterflies -- along with zebra longings and julias -- use native passionflower vines as their larval food and are frequently seen at the Oslo Riverfront Conservation Area. Gulf fritillary butterflies, like julias, are orange but are distinguished by…