Habit: Perennial herb [annual], +- scapose, base bulb-like from widened, overlapping petioles or base from tubers [taproot]; herbage +- glabrous to generally sparse-soft-hairy.
Stem: ascending to erect.
Leaf: generally in basal rosette, simple, palmate-lobed [pinnate-lobed], long-petioled, +- succulent; cauline alternate [opposite], proximal short-petioled, distal +- sessile.
Inflorescence: cyme, simple or raceme-like, open, terminal; pedicels long; flowers sometimes replaced by bulblets in
R. californica and
R. tracyi.
Flower: calyx lobes 5(6), equal, alike in shape, +- enlarged in fruit, linear-lanceolate to lanceolate or oblong; corolla bell- to funnel-shaped, tube and throat white or yellow, lobes white, sometimes marked yellow; corolla scales 0; nectary glands present or reduced; stamens included, unequal, 2 long, 3 short, filaments equally attached, not widened at base, not appendaged, not winged; ovary chamber appearing 2, style 1, included, branches reduced and appearing 0, stigmas entire.
Fruit: oblong or obovoid.
Seed: many, ovoid or ellipsoid, angled, brown, pitted; attached fleshy structure 0.
Species In Genus: 5 species: California to Alaska, western Canada, Montana.
Etymology: Count N.P. Romanzoff, 1754--1826, promoter of Russian expedition to California in 1816
Jepson eFlora Author: Robert W. Patterson & Richard R. Halse
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)Key to Romanzoffia
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