Castilleja exserta (A.Heller) T.I.Chuang & Heckard APNI* Synonyms: Orthocarpus purpurascens Benth. APNI*
Description: Erect annual to 40 cm tall, stems reddish, slender, often corymbosely branched.
Leaves 1–5 cm long, deeply pinnatifid into filiform divisions.
Spikes dense, pale to deep purple, bracts 1–2 cm long, palmately 5–7 lobed, greenish hirsute at base to velvety and rose-purple at tips. Corolla 1.2–3.0 cm long, crimson or pink-purple, scarcely excerted. Lower lip mostly purplish often with white or wellow toward the tip and with purple dots. Galea slender, more or less hooked at apex.
Capsule 10–15 mm long.
Flowering: Spring flowering.
Distribution and occurrence: Known in NSW by a few collections made between 1916 and 1920 around Hawkesbury Agricultural College, and from the Trangii Experimental Farm. Grassland and pasture.
NSW subdivisions: *CC, *CWS
Text by Matt Renner
Taxon concept: Munz PA (1974) A Flora of Southern California. University of California Press: Berkeley.
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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