Castilleja filifolia Eastw.
Castilleja payneae Eastw.
Castilleja arachnoidea Greenm.
Cobwebby Indian paintbrush
Cobwebby Indian paintbrush gets its colorful name from the cobweb-like hairs that coat it. It is a North American native plant. If you’re interested in Castillejas, don’t miss Mark Egger’s superb photographic compilation on Flickr. See also this Castilleja comparison table.
Plants: Plants are 3–12″ (7.6–30 cm) high.
Leaves: ¾–2″ (2–6 cm) long, unlobed or forked into lobes.
Flowers: Flowers vary from lemon yellow to pale green or purplish red in color, and appear in June. Bracts—modified leaves—appear under each flower, and are ¼–¾″ (6.3–19 mm) long. They are yellowish to dull red.
Fruits: Capsules are about ⅜″ (1 cm) long.
Habitats: Open summits, dry rocks, elevations 1.1–1.9 mi (1.7–3 km).
Online References:
Castilleja arachnoidea Greenm. ssp. shastensis (Eastw.) Pennell
Castilleja filifolia Eastw.
Castilleja payneae Eastw.
Castilleja filifolia Eastw.
Castilleja payneae Eastw.
8/29/2007 · Near Crater Lake, Oregon 
| Kingdom | Plantae | Plants, but not fungi, lichens, or algae (from Stearn's Botanical Latin) |
| Subkingdom | Tracheobionta | Vascular plants—plants with a “circulatory system” for delivering water and nutrients |
| Division | Magnoliophyta | Flowering plants, also known as angiosperms |
| Class | Magnoliopsida | Dicotyledons—plants with two initial seed leaves |
| Subclass | Asteridae | A large class that encompasses asters |
| Order | Lamiales | Aromatic herbs and shrubs, including lavender, lilac, olive, jasmine, ash, teak, snapdragon, sesame, psyllium, garden sage, mint, basil, and rosemary |
| Family | Orobanchaceae | Broomrape family of parasitic plants |
| Genus | Castilleja | Named for Spanish botanist Domingo Castillejo |
| Species | arachnoidea | “Resembling a spider,” because of the cobweb-like hairs |
Castilleja arachnoidea description by Thomas H. Kent, not updated.
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