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9b. Agave utahensis subsp. utahensis
Rosettes 1.5–3 × 1.5–4 dm. Leaves 12–30 × 1–3 cm; blade linear-lanceolate; marginal teeth 2–12(–15) mm, 1–2.5 cm apart; apical spine slender or stout, acicular, 2–20 cm. Scape 1.7–4 m. Inflorescences spicate, racemose or narrowly paniculate; longer lateral branches 0.5–5 cm. Flowers 2–8 per cluster, 2.3–3.2 cm; ovary 1.2–2.2 cm.
Varieties 3 (3 in the flora): sw United States.
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| 1 |
Apical leaf spine grayish, 2–4 cm, marginal teeth 2.5–4 mm. |
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9b.1 var. utahensis |
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Apical leaf spine brown to whitish or ivory white, 4–20 cm, marginal teeth 4–12(–15) mm. |
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(2) |
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| 2 (1) |
Apical spine brown to whitish, 4–8 cm. |
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9b.2 var. nevadensis |
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Apical spine ivory white, 10–20 cm. |
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9b.3 var. eborispina |
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