The Genus Geranium
Bicknell's Geranium: Geranium bicknellii (Synonyms: Geranium bicknellii var. longipes, Geranium carolinianum var. longipes, Geranium nemorale, Geranium nemorale var. bicknellii) - Leaves 2-7 cm broad with the main divisions cut or cleft into lanceolate or oblong segments. Petals rose-purple, less than 7mm long, about equaling the sepals in length.
Carolina Geranium: Geranium carolinianum (Synonyms: Geranium carolinianum var. carolinianum, Geranium carolinianum var. confertiflorum, Geranium carolinianum var. sphaerospermum, Geranium sphaerospermum) - Leaf blades 2-7 cm broad, 5-9 parted with the primary divisions deeply divided into linear segments. Flowers purple with each petal 7-11 mm long, hardly longer than the sepals.
Longstalk Cranesbill, Long-stalked Geranium, Long-stalk Crane's-bill: Geranium columbinum - Flowers pink, five petalled, 7-11 mm wide. Calyx glandular-pilose.
Cutleaf Geranium, Cut-leaf Crane's-bill, Cutleaf Geranium, Cut-leaf Geranium: Geranium dissectum (Synonym: Geranium laxum) - Leaves 5-7 parted, segments deeply cleft into usually curved sections. Flowers are purple with petals less than 7 mm long.
Dovefoot Geranium, Dove's Foot Geranium: Geranium molle - Small wildflower to 8 inches. Flowers small, pink, with notches at the tip of each petal. Leaves simple-palmate. Pistil develops into a shorter, thicker, needle-like seed pod.
Small-flower Crane's-bill, Small-flowered Crane's-bill, Small Geranium: Geranium pusillum -
Herb Robert, Robert Geranium, Stinky Bob: Geranium robertianum - Wildflower to one foot tall. Leaves compound palmate, light green, somewhat parsley-like but smaller. Leaves and stems lightly hairy. Flowers pink, five petalled,the petals 5-11 mm long. Calyx glandular-pilose.
Sticky Geranium, Sticky Purple Geranium: Geranium viscosissimum var. viscosissimum (Synonym: Geranium attenuilobum) - Its range comes close to the Columbia River Gorge with its appearance in the mid-Klickitat River drainage. It is unclear at this time how far down the Klickitat River this species comes. Richardson's geranium (Geranium richardsonii) may also be found in this region.