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.



Lauramay T. Dempster

Subshrub, shrub, vine, or small tree
Leaves opposite, simple or compound; stipules generally 0
Flower: calyx tube fused to ovary, limb generally 5-lobed; corolla radial or bilateral, rotate to cylindric, generally 5-lobed; stamens generally 5, epipetalous, alternate corolla lobes; ovary inferior, 1–5-chambered, style l
Fruit: berry, drupe, or capsule
Genera in family: ± 12 genera, 450 species: especially n temp
Recent taxonomic note: Recently treated to include Valerianaceae (and Dispaceae); Sambucus, Viburnum recently treated in Adoxaceae



Shrub, erect or twining
Leaves simple, entire, short-petioled; 1–2 pairs beneath inflorescence often fused around stem
Inflorescence: spikes, interrupted, at ends of branches, or flowers paired on axillary peduncles and subtended by 0–2 sets of bracts
Flower: calyx-limb 0 or generally 5-toothed, generally persistent; corolla 5-lobed, ± radial or strongly 2-lipped (4 upper lobes, 1 lower), tube pouched at base; ovary chambers 2–3
Fruit: berry, generally round
Species in genus: ± 200 species: temp, subtropical North America, Eur, Asia, n Africa
Etymology: (Adam Lonitzer, German herbalist, 16th century)
Reference: [Rehder 1903 Rep Missouri Bot Gard 14:27–231]
2 collections (Del Norte Co., Eldorado Co.) have purplish, apparently sterile, variously distorted flowers with long, slender ovary/hypanthium; probably alien (key 7.).


L. conjugialis Kellogg

Shrub, erect, slender, 6–18 dm; herbage puberulent
Leaf 2–8 cm; blade elliptic to round, base ± tapered to petiole, tip round to acute
Inflorescence: flowers paired; peduncles 14–30 mm, slender, axillary; bracts 0 or minute
Flower: calyx limb 0 or inconspicuous; corolla 4–7 mm, strongly 2-lipped, dark red, glabrous or sparsely hairy, upper lip erect, shallowly 4-lobed, lower lip down-turned; anthers 3 in upper lip, 2 exserted from deepest corolla sinuses; ovaries fused 1/5–4/5, style hairy well below stigma, stigma exserted
Fruits paired, 6–8 mm, bright red, translucent; the pair transversely oblong
Ecology: Streambanks, moist places in coniferous forest, open rocky slopes, talus
Elevation: 1400–3300 m.
Bioregional distribution: Northwestern California, Sierra Nevada, Modoc Plateau
Distribution outside California: to Washington, w Nevada
Horticultural information: WET: 1, 2, 4, 5 &SHD: 6, 7, 15, 16; DFCLT.

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