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Castilleja species [Orobanchaceae]

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Scientific Name Castilleja indivisa USDA PLANTS Symbol CAIN13
Common Name Texas Paintbrush, Indian Paintbrush ITIS Taxonomic Serial No. 33064
Family Orobanchaceae (Broomrape) SEINet
Reference
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Description Habitat: Sandy or calcareous soils of open areas, prairies and roadsides; generally from Central Texas east.
Plant: Erect, clump-forming annual 8-18 inches tall with unbranched, hairy stems.
Leaves: Alternate, stalkless, linear to lanceolate, usually with entire margins or sometimes lobed near base; 1 to 4 inches long.
Inflorescence: Inconspicuous greenish-white tubular flowers with a corolla about 1 inch long and protruding style and stigma are surrounded by a colorful (usually red, but can be light yellow or rarely white) lobed calyx; one rhombic to broadly oblanceolate, leaf-like, brightly-colored bract below; a few to several flower and bract combinations arranged in showy terminal spikes 3 to 8 inches long.
Bloom Period: March to May.
References: "Wildflowers of the Texas Hill Country" by Marshall Enquist, "Wildflowers of Texas" by Geyata Ajilvsgi and www.wildflower.org.
BONAP Distribution Map

Texas Status:
Native
Scientific Name Castilleja integra USDA PLANTS Symbol CAIN14
Common Name Wholeleaf Indian Paintbrush, Indian Paintbrush, Squawfeather ITIS Taxonomic Serial No. 33131
Family Orobanchaceae (Broomrape) SEINet
Reference
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Description Habitat: Dry, gravelly soils of flats, canyons and hillsides in far West Texas and Big Bend areas and north.
Plant: Erect perennial 4 to 20 inches tall with one to several unbranched stems covered with white woolly hairs.
Leaves: Alternate, undivided stem leaves with linear to linear-lanceolate reddish-green blades, 3/4 to 2-3/4 inches long, with entire, curled edges; upper surfaces smooth, lower hairy.
Inflorescence: Flowers comprised of petals fused into a two-lipped, dark to light green corolla tube 1 to 1-3/4 inches long protruding beyond the surrounding, showy scarlet to red-orange calyx; calyx 3/4 to 1-3/8-inches long, divided into 4 unequal segments; each flower subtended by a showy bract the same color as the calyx lobes, longer than the flower (3/4 to 1-5/8 inches long), obovate, hairy, and usually entire but occasionally divided into 3 acute lobes, the side lobes much smaller than the central lobe; a few to several flower and bract combinations arranged in showy, dense terminal spikes 3/4 to 4 inches long.
Bloom Period: April to October.
References: "Manual of the Vascular Plants of Texas" by Correll and Johnston and SEINet.
BONAP Distribution Map

Texas Status:
Native
Scientific Name Castilleja lanata USDA PLANTS Symbol CALA24
Common Name Woolly Paintbrush ITIS Taxonomic Serial No. 33066
Family Orobanchaceae (Broomrape) SEINet
Reference
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Description Habitat: Dry rocky slopes, often with granitic or limestone soils; found in the Trans-Pecos.
Plant: Erect perennial with clustered, sometimes branched woolly stems 4 to 40 inches tall.
Leaves: Alternate, linear or linear-lanceolate stem leaves; both surfaces covered with short, matted, woolly hairs; edges often upturned; upper leaves may be deeply cleft into three lobes.
Inflorescence: Dense, elongated spike beginning with red bracts above the leaves, wider and more oblanceolate in shape, usually with a pair of lobes at the base and long white hairs on their lower sides; flowers are tubular, tapering towards the tip, from where the style and stigma slightly protrude; greenish-yellow corolla is about 1-1/2 inches long and more than half is enclosed by the red, lobed calyx, similar in appearance to the bracts.
Bloom Period: March to August.
References: www.americansouthwest.net, SEINet and "Manual of the Vascular Plants of Texas" by Correll and Johnston.
BONAP Distribution Map

Texas Status:
Native
Scientific Name Castilleja purpurea (Castilleja purpurea var. purpurea) USDA PLANTS Symbol CAPUP5
Common Name Downy Indian Paintbrush ITIS Taxonomic Serial No. 527214
Family Orobanchaceae (Broomrape) Wildflower Center Ref. Click Here
Description Habitat: Dry, rocky caliche soils of grassy open areas, prairies and roadsides.
Plant: Erect, clump-forming perennial 6-18 inches tall with unbranched stems; herbiage covered with soft hairs.
Leaves: Alternate, sessile, linear to lanceolate, 1-1/4 to 2-1/2 inches long, with 1 or 2 pairs of narrower linear lateral lobes.
Inflorescence: Elongated terminal spike consisting of leaf-like bracts subtending flowers. Bracts greenish becoming purple to purplish red, or they are entirely so colored; with 1 or 2 pairs of lateral lobes, the main central lobe wider than the linear-lanceolate side lobes. Narrow calyx tube has similarly-colored lobes enclosing the inconspicuous yellow-green two-lipped tubular corollas. Corollas are two-lipped; upper green hood-like lip is slightly protruding; lower lip inconspicous; protruding style and yellow stigma.
Bloom Period: March to May.
References: "Wildflowers of the Texas Hill Country" by Marshall Enquist, "Manual of the Vascular Plants of Texas" by Correll and Johnston, "Shinners & Mahler’s Flora of North Central Texas" by Diggs, Lipscomb and O’Kennon, Flora of North America and www.wildflower.org.
BONAP Distribution Map

Texas Status:
Native

Click here for yellow Castilleja


© Tom Lebsack 2021