Undefined) ser. Spinosissimae Britton & Rose Treatment appears in FNA Volume 4. Treatment on page 149. Mentioned on page 95. Trees, branched, 1–2[–10] m;
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semicircular, margins entire; pedicel 2–3.5 cm. Capsules globose to oblong, obtusely 3-angled, with rounded angles, 2.5–4 × 2 cm, rounded basally, abruptly contracted
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rachilla, medium brown, midrib regions stramineous or greenish, ovate, 2.5–4 × 1.5–2 mm, entire, apex acute to obtuse, sometimes carinate in distal part of
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the Artemisia vulgaris complex in North America. Proc. Calif. Acad. Sci., ser. 4, 25: 421–468. Artemisia abrotanum, Artemisia alaskana, Artemisia annua
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adaxial epidermis present, adaxial stereid band absent, guide cells 2–4 per layer in (1-)2 layers, hydroid strand present, usually large, abaxial stereid band
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colonies, 2–2.5 cm diam. Stems 1–2-branched, solid, 3–9 dm. Leaves: basal stiffly erect, blade yellow-green, lightly ribbed, 8–9 dm × 2–3 cm; cauline 1–2, foliaceous
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short beak at apex, 3–5 × 2–2.5 cm. Seeds in 2 rows per locule, light brown, irregularly circular, flattened, 3–5 mm, very corky. 2n = 42, 44. Phenology: Flowering
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Iris setosa (category Iris (sect. Limniris) ser. Tripetalae) roundly trigonal, 2.5 × 1.3–1.5 cm. Seeds in 2 rows per locule, light brown, with prominent raphe, D-shaped, 2–3 mm, very smooth. 2n = 34, 36, 38. Phenology:
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Iris hookeri (category Iris (sect. Limniris) ser. Tripetalae) Leaves: basal erect or strongly ascending, blade 1–5.2 dm × 0.5–1.4 cm; cauline 2–4, proximal 2–3 similar to basal leaves, distalmost leaf occasionally
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speciesEpixiphium wislizeni (Engelmann ex A. Gray) Munz Proc. Calif. Acad. Sci., ser. 4, 15: 380. 1926. Wayne J. Elisens Common names: Sand snapdragon Illustrated
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circular in cross section, 1.5–2.5 cm, base gradually attenuate into pedicel, apex abruptly acuminate into floral tube; style 2.2–3 cm, crests spreading, yellow
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raised above sepals, crests recurved, 1.5–2 cm, margins sharply and irregularly serrate; stigmas 2-lobed with 2 triangular teeth; pedicel columnar, 3.5–5
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Iris fulva (category Iris (sect. Limniris) ser. Hexagonae) equally spaced ribs, short beak, 4.5–8 × 2.5 cm. Seeds in 2 rows per locule, irregular, flattened, 10–15 mm, corky. 2n = 42. Phenology: Flowering Apr–Jun.
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basally, 2–4.5 dm × 0.2–0.6(–1) cm, sometimes glaucous, margins not thickened; cauline usually 1–several, spreading, sheathing for about 1/2 length, foliaceous
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circular in cross section, 2.5 × 1.2 cm. Seeds in 2 rows per locule, dark brown, oval, sharply angled, 3 mm, wrinkled, pitted. 2n = 40. Phenology: Flowering
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branching, forming large clumps, 1–2.5 cm diam., clothed with remnants of old leaves; roots fleshy. Stems 1–2-branched, solid, 2–6 dm. Leaves: basal with blade
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Iris tenax (category Iris (sect. Limniris) ser. Californicae) lanceolate to oblanceolate, 5 × 1 cm; ovary 1–2 cm, slightly wider distally, base very gradually attenuate; style 2.2–3.2 cm, crests subquadrate, 8–12 mm, margins
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mature leaves, linear-ensiform, 6–8 dm × 2.5–3 cm, apex acute. Inflorescence units 2–3-flowered, branch units 1–2-flowered; spathes compact, often with brown
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Iris munzii (category Iris (sect. Limniris) ser. Californicae) pink coloration basally, 6–7 dm × 1.5–2 cm, glaucous, margins not thickened; cauline 1–2, free from stem for ca. 1/2 length, foliaceous, spreading, blade
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5–6 cm; crests ovate, 1–2 cm, margins sharply and irregularly toothed; stigmas broadly 2-lobed, margins crenate; pedicel 1.6–2 cm. Capsules ellipsoid,
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