Jepson Flora Project: Jepson Interchange    

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Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California

  • Up-to-date information about California vascular plants is available from the Jepson eFlora.



Lawrence R. Heckard, Family Coordinator

Annual to shrubs, generally glandular, some green root-parasites
Stem generally round
Leaves generally alternate, simple, generally ± entire; stipules generally 0
Inflorescence: spike to panicle, generally bracted, or flowers 1–2 in axils
Flower bisexual; calyx lobes generally 5; corolla generally strongly bilateral, generally 2-lipped (upper lip generally 2-lobed, lower lip generally 3-lobed); stamens generally 4 in 2 pairs, generally included, a 5th (generally uppermost) sometimes present as a staminode; pistil 1, ovary superior, chambers generally 2, placentas axile, style 1, stigma lobes generally 2
Fruit: capsule, generally ± ovoid, loculicidal or septicidal
Seed: coat sculpture often characteristic
Genera in family: ± 200 genera, 3000 species: ± worldwide; some cultivated as ornamental (e.g., Antirrhinum, Mimulus, Penstemon ) or medicinal (Digitalis )
Recent taxonomic note: Recently treated to include only Buddleja, Scrophularia, and Verbascum in CA; other genera moved to Orobanchaceae (Castilleja, Cordylanthus, Orthocarpus, Pedicularis, Triphysaria), Phrymaceae (Mimulus), and Plantaginaceae (= Veronicaceae sensu Olmstead et al.)
Key to genera by Elizabeth Chase Neese & Margriet Wetherwax.



David M. Thompson

Annual in CA, hairy
Stem generally decumbent, much-branched
Leaves alternate (lowest sometimes opposite), ± entire; veins pinnate
Inflorescence: flowers solitary in axils
Flower: calyx lobes 5, ± equal; corolla tube with conic or cylindric spur at base, lower lip base swollen, closing mouth
Fruit ± spheric; chambers equal, circumscissile
Seeds many, generally honeycombed
Species in genus: ± 30 species: especially Eur, Medit
Etymology: (J.J. Kickx, Belgian professor, 1842–1887)
Potentially pernicious weeds.


K. spuria (L.) Dumort.

Flower: calyx lobes ovate, enlarging, base in fruit ± cordate; corolla 10–15 mm, yellow, upper lip deep purple
Fruit 3–5 mm
Chromosomes: n=9
Ecology: Disturbed, open places
Elevation: 0–1000 m.
Bioregional distribution: California Floristic Province
Distribution outside California: native to Europe

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