Gorgeous gumbo limbo

Gumbo limbo (Bursera simarouba) are burly big trees, usually multi-trunked.  Only a few are found at the Oslo Riverfront Conservation Area, youngish trees "seeded" by birds after the Christmas freeze of 1989 that brought bone-chilling temperatures well below freezing and…

Lovely Lancewood – Name change

Lancewood is now full of flowers at the north entrance to the Oslo Riverfront Conservation Area (ORCA). Its creamy white flowers are held in terminal clusters (panicles) and attract to bees and other pollinators. Its opposite leaves are leathery as…

Weeds of Wednesday: Marlberry “Mimic”

Marylou Rethman (Class of 2009) brought a cutting of what she hoped was native marlberry (Ardisia escallonioides) but suspected that it might not be. Sure enough, it was shoebutton ardisia (Ardisia elliptica), a plant so invasive that it is on…