Robert W. Freckmann Herbarium


  Arabis drummondii A.Gray image
Photographer: from USDA Plants website           
Family Brassicaceae
Arabis drummondii A.Gray
Drummond's rock-cress
Arabis: a Greek word used for "mustard" or "cress," and the Greek word for Arabia, perhaps referring to the ability of these plants to grow in rocky or sandy soils (?)
drummondii: from Thomas Drummond (1790-1835), a Scottish naturalist who like his fellow countryman David Douglas made an ill-fated collecting trip to North America.
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Native
Plant: erect, biennial/perennial forb, mostly hairless
Flower: white, 4-parted, 1/3"-1/2" wide; inflorescence a short cluster (raceme) of stalked flowers; blooms May-Aug.
Fruit:long, thin, flat, straight pods pointing upward on a smooth stalk; seeds in 2 rows
Leaf:stem leaves stalkless, lance-like to oblong, lobed at the base
(Glossary)

More Information Natural Communities Herbarium Specimens
All Arabis list Google- Images or Text

Flora of North America (off site)
Synonyms 
Arabis connexa Greene
Arabis drummondii A.Gray var. connexa (Greene) Fernald
Arabis drummondii A.Gray var. oxyphylla (Greene) M.Hopkins
Arabis oxyphylla Greene
Boechera drummondii (A.Gray) A.Löve & D.Löve
Erysimum drummondii (A.Gray) Kuntze
Turritis drummondii (A.Gray) Lunell

         
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