veins and in vein axils, often covered with resinous glands. Infructescences erect, cylindric, 1–2.5 × 0.5–1.2 cm, shattering with fruits in fall; scales
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obscuring most of scales in spikelet, much longer than achene; stamens 1–3; styles deciduous, linear, 3-fid. Achenes trigonous. Mostly in cool temperate, alpine
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teeth to 22 per side), abaxial faces floccose to woolly, adaxial faces mostly glabrous or sparsely tomentulose. Staminate heads 2–20; ray florets 1–13
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30–55 µm wide at base, short-excurrent, rough near tip; distal laminal cells mostly subquadrate (1–2:1), incrassate; basal laminal cells elongate, alar cells
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veinless on adaxial face, stipitate, mostly oblong-ovate [ovate to lanceolate], plano-convex or unequally biconvex in cross section, almost leathery, base
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on the Triticeae in North America. Phytologia 83:302-311 Barkworth, M.E. 2000. Changing perceptions in the Triticeae. Pp. 110-120 in S.W.L. Jacobs and
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Tsvelev, N.N. 1995. Alopecurus. Pp. 106-114 in J.G. Packer (ed., English edition). Flora of the Russian Arctic, vol. 1, trans. G.C.D. Griffiths. University
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except in desert areas. In the tropics, especially in South America, the family is diverse in upland and montane areas, and notably diverse in such genera
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(2007). Of these 12, ten are represented in the flora area. Species in this treatment are ordered by their placement in these subgenera as follows: subg. Pseudolysimachium
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relatively numerous, ascending, brown, simple, hairy. Leaves mostly basal (cauline mostly 2–4, smaller), whitish; blades (basal) flabellate, 0.5–1(–2)
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a high arctic species that is closely related to F. brachyphylla (p. 428). It grows primarily on fine-grained and calcareous substrates in arctic regions
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the small uppermost part of the leaf lamina and are long-decurrent. In the Arctic, subsp. latifolium is likely to be mistaken for N. panschii. The differences
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strikingly, in Dicranoweisia the papillae are arranged in longitudinal lines over the lamina, which never occurs in Cynodontium. Sometimes descriptions in the
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usually straight in fruit (often recurved in P. verna), (0–)0.2–3(–9) cm, proximal usually not much longer than distal (sometimes longer in fruit). Flowers
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(V. F. Brotherus 1924–1925). Sciuro-hypnum differs from Brachythecium in the mostly small plant size, the almost always autoicous sexual condition (except
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woody offsets), densely hairy to glabrescent. Leaves basal and cauline, mostly gray-green; blades obovate, 1.5–5 × 0.5–1.5 cm, 3-lobed to 2-ternately lobed
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appears in FNA Volume 21. Treatment on page 370. Mentioned on page 368. Plants 12–50 cm. Stems usually simple, rarely branched. Leaves 3–7 pairs, mostly cauline;
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Michael J. Warnock Common names: Arctic larkspur Synonyms: Delphinium chamissonis Pritzel ex Walpers Treatment appears in FNA Volume 3. Stems 20-50(-80)
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angled, pilose; basal leaf blade 5–10 cm × 3–8 mm, apex short acuminate, mostly glabrous; cauline leaves (1–)2–4, 3–5 cm × 2–4 mm. Inflorescences anthelate
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700 (70 in the flora). Silene includes several important weeds and some very beautiful horticultural plants. In addition to the species described in this
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