|Scientific Name||Castilleja sessiliflora||USDA PLANTS Symbol||CASE5|
|Common Name||Great Plains Indian Paintbrush, Downy Paintedcup||ITIS Taxonomic Serial No.||33167|
Habitat: Dry, rocky, gravelly soils of open areas, prairies and woodland edges.
Plant: Erect, clump-forming perennial with one to several leafy stems; 4 to 12 inches tall; stems and leaves densely covered with soft hairs.
Leaves: Alternate, sessile, linear to linear-lanceolate, 3/4 to 2 inches long; upper blades usually have a pair of linear lateral lobes.
Inflorescence: Showy, elongated terminal spike consisting of leaf-like bracts subtending flowers. Bracts broader and shorter than the leaves; green and sometimes pink-tipped (also may be pink to rose to purplish); with 1 or 2 pairs of lateral lobes, the main central lobe wider than the linear-lanceolate side lobes. Narrow calyx tube is about 1 inch long and has similarly-colored lobes enclosing the corolla. Corollas are 1-3/8 to 2-1/8 inches long, pinkish or sometimes yellow, conspicuous and extending well beyond calyces; with an upper galea (hood-like lip) that is slightly longer than the single protruding lower lip that has flared lobes; style with small, dark-colored stigma extends just beyond upper corolla lip.
Bloom Period: March to May.
References: "Manual of the Vascular Plants of Texas" by Correll and Johnston, SEINet, Flora of North America and Missouri Plants
|BONAP Distribution Map
Map Color Key
Banner photo of Lupinus ssp. by Rick Capozza, Austin TX
© Tom Lebsack 2023