noxious weeds in parts of North America. Beyond the main range of T. angustifolia, there are specimens of T. ×glauca from north-central Montana (Phillips
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coniferous and deciduous forests, especially in forest margins Elevation: 0–800 m Generated Map Legacy Map B.C., Yukon, Alaska, Calif., Idaho, Oreg., Wash., Asia
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Mentioned on page 410. Illustrator: Susan A. Reznicek Copyright: Flora of North America Association Plants cespitose. Culms to 25–60(–100) cm, distally smooth
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431, 436, 437. Illustrator: Yevonn Wilson-Ramsey Copyright: Flora of North America Association Herbs, annual, herbage usually drying dark. Stems erect,
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280, 303, 304, 306. Illustrator: Susan A. Reznicek Copyright: Flora of North America Association Rhizomes coarse, 1.8–3 mm thick, typically with long, unbranched
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on page 424, 426. Illustrator: Susan A. Reznicek Copyright: Flora of North America Association Culms 10–40(–70) cm. Leaves: blades 5–20(–1.5–25) cm × 2–3(–3
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Mentioned on page 183. Illustrator: John Myers Copyright: Flora of North America Association Annuals, 10–100 cm. Stems simple or often branched from base
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Mentioned on page 413. Illustrator: Patricia M. Eckel Copyright: Flora of North America Association Plants in loose tufts. Stems 1–6(–10) cm, tomentose with
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Mentioned on page 447. Illustrator: Yevonn Wilson-Ramsey Copyright: Flora of North America Association Plants mostly 20–100 cm. Leaves: basal (rosette) leaves mostly
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and are used in beverages and especially for jam. Rubus parviflorus is typically associated with western North America but was originally described from
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more often 3-gonous, glabrous. Seeds: embryo curved. w North America including n Mexico, mainly Calif. Species 28 (26 in the flora). The species of Eriogonum
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Mentioned on page 287. Illustrator: Linny Heagy Copyright: Flora of North America Association Herbs, annual, 0.2–0.8 m. Stems usually erect or ascending
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Introduced; Ala., Ark., Calif., Del., D.C., Fla., Ga., Ky., La., Md., N.C., S.C., Tenn., Va., Asia, introduced also in Mexico (Mexico City), South America. Little is
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Ustilago violacea s.l., on Stellaria borealis (Caryophyllaceae) in North America. Contr. Univ. Michigan Herb. 19: 165–169. Stellaria borealis subsp. borealis
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yet they may also be extremely long and narrow (setaceous), especially in western North American populations. The variety is easily confused with Tortella
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historical relationships among thermally adapted Agrostis (Bentgrass) of North America and Kamchatka: Evidence for a previously unrecognized, thermally adapted
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It is the only pitcher plant that grows naturally north of southeastern Virginia; in North America, it has become naturalized at least in northern California
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fruiting Sep–Oct. Habitat: Brush, especially near groundwater Elevation: 10–400 m Generated Map Legacy Map B.C., Alaska, Calif., Idaho, Mont., Oreg., Wash.
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(Hidalgo), Central America (Costa Rica, Nicaragua, Panama), Europe, Asia. Erigeron annuus is apparently native to eastern North America (United States and
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nowhere common. In North America, the species is most frequent in the Rocky Mountains of Colorado, where it occurs on mine tailings, especially around the towns
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