Orobanchaceae

frosted paintbrush

Castilleja pruinosa Fernald

Castilleja pruinosa is a bushy perennial herb with colored bracts and greenish reddish-margined flowers, growing up to 80 cm tall.

Purple paintbrush

Castilleja purpurea (Nutt.) G.Don

Downy Indian paintbrush (Castilleja purpurea) is a variable North American wildflower whose subspecies are debated as separate species.

giant red paintbrush

Castilleja rhexifolia Rydb.

Castilleja rhexifolia Rydb., alpine paintbrush, is a perennial hemiparasitic paintbrush native to western North American mountains.

cream sacs

Castilleja rubicundula (Jeps.) T.I.Chuang & Heckard

Castilleja rubicundula is an annual hairy wildflower native to grasslands of northern California and southwestern Oregon with colorful inflated flowers.

rough paintbrush

Castilleja scabrida Eastw.

Castilleja scabrida, or rough paintbrush, is a vivid perennial wildflower native to five western US states, with good potential as a garden plant.

northern paintbrush

Castilleja septentrionalis Lindl.

Castilleja septentrionalis is a parasitic perennial herb with pale inflorescences, widespread in northern North America.

Downy Paintbrush

Castilleja sessiliflora Pursh

Castilleja sessiliflora Pursh is a hemiparasitic perennial herb that is less dependent on hosts than other Castilleja, growing across several North American habitats.

Longleaf paintbrush

Castilleja subinclusa Greene

Castilleja subinclusa (long leaf paintbrush) is a perennial hairy paintbrush native to California and northern Baja California, with multiple recognized varieties.

Santa Catalina Paintbrush

Castilleja tenuiflora Benth.

hairy owl's clover

Castilleja tenuis (A.Heller) T.I.Chuang & Heckard

Castilleja tenuis is a hairy annual herb up to 45 cm tall with colored bracts and white to bright yellow pouched flowers.

Thompson's paintbrush

Castilleja thompsonii Pennell

Castilleja thompsonii is a hairy-stemmed herb with colored bracts, found in dry rocky open areas of British Columbia and Washington.

Wight's Paintbrush

Castilleja wightii Elmer

Castilleja wightii Elmer is a perennial herb native to coastal California, with bracts ranging in color from red to yellow.

Salt Marsh Bird's Beak

Chloropyron maritimum (Nutt. ex Benth.) A.Heller

Chloropyron maritimum is a hemiparasitic halophyte native to western North America, found in high-salt habitats.

Yellow Broomrape

Cistanche phelypaea (L.) Cout.

Cistanche phelypaea is a chlorophyll-free obligate parasitic plant with yellow flowers, eaten as food, native across parts of Afro-Eurasia.

alpine cancer-root

Conopholis alpina Liebm.

Alpine cancer-root (Conopholis alpina Liebm.) is an achlorophyllous holoparasitic root plant native to northern Mexico and the southwestern US.

American cancer-root

Conopholis americana (L.) Wallr.

Conopholis americana is an uncommon root-parasitic plant native to eastern North America, vulnerable or imperiled in some U.S. states.

hairy bird's beak

Cordylanthus pilosus A.Gray

Cordylanthus pilosus, hairy bird's beak, is an endemic annual flowering herb of northern California with three subspecies.

Stiffbranch Bird's Beak

Cordylanthus rigidus (Benth.) Jeps.

Cordylanthus rigidus, stiffbranch bird's beak, is a parasitic annual flowering plant native to California and northern Baja California.

slender bird's beak

Cordylanthus tenuis A.Gray

Cordylanthus tenuis, or slender bird's beak, is a flowering Orobanchaceae native to western US woodlands and forests, with several subspecies.

Wright's Bird's Beak

Cordylanthus wrightii A.Gray

Wright's birdbeak (Cordylanthus wrightii) is an annual Orobanchaceae plant native to the southwestern US.

Cymbaria daurica L.

Cymbaria daurica L.

The lectotype of Cymbaria daurica L. is the illustration "Cymbaria Daurica, pumila, incana, Linariae folio, magno flore luteo, guttato" in Amman, Stirp. Rar. Ruth. 36, t. 1, f. 2 (1739) as designated by Sutton in 1993.

Beechdrops

Epifagus virginiana (L.) Barton

Epifagus virginiana (beechdrops) is a chlorophyll-free parasitic plant that grows on beech tree roots in eastern North America.

purple eyebright

Euphrasia collina R.Br.

Euphrasia collina R.Br. is a perennial herb/subshrub in Euphrasia, native to southeastern Australian states, found in habitats from coastal to alpine areas.

North Island eyebright

Euphrasia cuneata G.Forst.

Euphrasia cuneata G.Forst. is a variable New Zealand-endemic perennial herb or subshrub found from coastal to subalpine habitats.