Habit: Annual, glandular, sticky, odorous.
Stem: erect, much-branched.
Leaf: 1--3-pinnate-lobed; proximal cauline opposite, petioled, distal alternate, smaller, sessile, clasping; petioles generally narrow-winged, ciliate.
Inflorescence: terminal, sometimes also axillary, cymes simple or +- paniculate, few- to many-flowered, sometimes flowers 1 in leaf axils; pedicels 0 or short, elongate in fruit, +- ascending to erect in flower, erect to nodding in fruit, short- to long-hairy, minute- to short-glandular.
Flower: calyx lobes equal in size, alike in shape, oblong to obovate or ovate; corolla bell-shaped, white, yellow, pink, or purple, dark-marked or veined; corolla scales reduced or 0; nectary glands reduced as V-shaped transverse fold between each pair of filaments below throat or 0; stamens included, equal, equally attached, filaments not widened at base, not appendaged, not winged; ovary chamber appearing 4 or 5, ovules on both sides of placenta, style 1, included, shallowly 2-lobed.
Fruit: ovoid to spheric, terete or +- compressed, short- to long-hairy, minute- to short-glandular, generally exceeded by calyx.
Seed: outer readily shed and inner persistent in capsule, 5--15(24), brown or black, all alike in shape or not, ellipsoid or ovoid to oblong or curved-oblong, +- compressed to cylindric, surface minutely or coarsely net-like pitted or corrugated; attached fleshy structure 0.
Species In Genus: 2 species: southwestern United States, northern Mexico.
Etymology: Greek: well hidden, from seeds
Jepson eFlora Author: Genevieve K. Walden, Robert W. Patterson & Richard R. Halse
Unabridged Reference: Constance 1938 Lloydia 1:143--152; Ferguson 1999 Syst Bot 23:253--268; Walden 2015 Systematics of Emmenanthe, Eucrypta, and Phacelia sect. Ramosissimae (Hydrophyllaceae; Boraginales) Ph.D. Dissertation, Univ CA BerkeleyIndex of California Plant Names (ICPN; linked via the Jepson Online Interchange)Key to Eucrypta
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