Ceanothus impressus |
Ceanothus foliosus |
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Santa Barbara ceanothus |
wavy leaf ceanothus |
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Habit | Shrubs, evergreen, 0.5–3 m. Stems erect, not rooting at nodes; branchlets brown, not thorn-tipped, round in cross section, flexible, puberulent. | Shrubs, evergreen, 0.3–3.5 m. Stems erect, ascending, arcuate, or prostrate, not rooting at nodes; branchlets green, not thorn-tipped, round or slightly angled in cross section, flexible, villosulous. | ||||||||||||
Leaves | petiole 0–4 mm; blade ± flat to strongly cupped, oblong, elliptic, or suborbiculate, 5–20(–25) × 2.5–17(–20) mm, base rounded, margins serrulate, thick to weakly or strongly revolute, teeth 11–29, apex obtuse to rounded, abaxial surface pale green, villosulous, adaxial surface dark to medium green, sparsely puberulent, not glandular papillate; pinnately veined, veins furrowed. |
petiole 1–3 mm; blade flat or ± folded lengthwise, narrowly elliptic to oblong-elliptic or oblanceolate, 5–24 × 3–13 mm, base obtuse to rounded, margins entire or weakly glandular-denticulate most of length, ± thick, not revolute, usually wavy, sometimes not wavy, teeth 31–42, apex obtuse, abaxial surface pale green to grayish green, villosulous or glabrous and sometimes sparsely puberulent on veins, adaxial surface dark green, glabrous or sparsely puberulent; pinnately veined or faintly 3-veined from base. |
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Inflorescences | axillary or terminal, umbel-like to racemelike, 1.2–3.5 cm. |
axillary, umbel-like to racemelike, 1–3.5(–7) cm. |
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Flowers | sepals, petals, and nectary blue. |
sepals, petals, and nectary pale to dark blue. |
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Capsules | 3–4 mm wide, lobed; valves smooth, crested. |
3–4 mm wide, weakly lobed at apex; valves smooth, not or weakly crested. |
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Ceanothus impressus |
Ceanothus foliosus |
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Distribution |
CA
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CA
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Discussion | Varieties 2 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Varieties 3 (3 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 12, p. 91. | FNA vol. 12, p. 93. | ||||||||||||
Parent taxa | Rhamnaceae > Ceanothus > subg. Ceanothus | Rhamnaceae > Ceanothus > subg. Ceanothus | ||||||||||||
Sibling taxa | ||||||||||||||
Subordinate taxa | ||||||||||||||
Name authority | Trelease: Proc. Calif. Acad. Sci., ser. 2, 1: 112. (1888) | Parry: Proc. Davenport Acad. Nat. Sci. 5: 172. (1889) | ||||||||||||
Web links |