Reznicek Copyright: Flora of North America Association Culms 15–55 cm. Leaves mostly basal; basal sheaths pale to dark brown; blades of flowering stems yellowish
4 KB (366 words) - 21:44, 5 November 2020
to be a more important habitat determinant than soil type. Hawthorns are mostly found on topland, mesic, fine-textured soils, usually reflective of a reasonable
21 KB (2,479 words) - 16:24, 9 December 2021
mentioned in major Eurasian floras (S. M. Walters 1980; I. D. Zinserling 1935), and it is not clear that they are produced by all Eurasian populations that
7 KB (699 words) - 21:38, 5 November 2020
Sparganium eurycarpum grows mostly near the coast (but not in salt marshes) in New England (G. E. Crow and C. B. Hellquist 1981), mostly in the interior in British
7 KB (758 words) - 21:31, 5 November 2020
dispersed by carnivorous mammals as well as birds (C. M. Herrera 1987, 1989). Eurasian hybrids between subgenera frequently involve S. torminalis of subg. Torminaria
14 KB (1,142 words) - 14:28, 2 June 2022
ovate-deltate, 1–2-pinnate, to 6 cm, fleshy. Pinnae to 6 pairs, ascending, mostly overlapping, distance between 1st and 2d pinnae only slightly greater than
3 KB (198 words) - 21:25, 5 November 2020
Leaves usually congested at or near base of flowering stems, usually connate, mostly sessile; blade 1-veined, needlelike or filiform to subulate or narrowly
13 KB (1,003 words) - 23:08, 5 November 2020
Copyright: Flora of North America Association Rhizomes 1-2 cm diam. Leaves mostly floating, occasionally submersed; petiole flattened to filiform. Leaf blade
4 KB (357 words) - 22:51, 5 November 2020
(1945) treated it as including both Eurasian and North American taxa; Freitag (1975) and Tutin (1980) placed the Eurasian species in a separate genus, Piptatherum
6 KB (659 words) - 17:22, 11 May 2021
brown, ± angular, ± ovoid. x = 11, 12. All North American, except for the Eurasian Erythronium dens-canis Linnaeus and its segregates E. caucasicum Woronow
15 KB (1,032 words) - 22:14, 5 November 2020
(1)1.3-2(4) times longer than the lemmas, 1(3)-veined, glabrous, usually mostly smooth, vein(s) often scabrous to scabridulous, backs keeled or rounded
26 KB (1,459 words) - 17:25, 11 May 2021
blade dark green, 3-5-lobed, 10-25 × 10-25 cm, rather thick; lobes of blade mostly longer than wide, basal lobes usually somewhat smaller and spreading, not
3 KB (293 words) - 22:48, 5 November 2020
and R. fueginus differ from Eurasian R. maritimus in many respects and are as distinct as many widely recognized Eurasian taxa of this aggregate (e.g.
7 KB (810 words) - 23:07, 5 November 2020
Speta (1998, 1998b) drastically split Scilla, placing the Eurasian members into 10–12 mostly small genera on the basis of molecular (M. Pfosser and F.
4 KB (476 words) - 22:16, 5 November 2020
styles tardily deciduous, jointed. x = 7. North America, nw Mexico, Eurasia, mostly temperate areas. Species 25–30 (15 in the flora). The convergence of morphologic
17 KB (1,324 words) - 23:57, 5 November 2020
tufted, sometimes shortly rhizomatous or stoloniferous. Basal branching mostly extravaginal or mixed intra- and extravaginal. Culms 5-100 cm tall, 0.5-1
3 KB (394 words) - 17:25, 11 May 2021
however, was not found in T. brevifolia (I. Jones and E. V. Lynn 1933). Two Eurasian species, T. baccata Linnaeus (English yew) and T. cuspidata Siebold & Zuccarini
7 KB (669 words) - 21:21, 5 November 2020
Leaves: distal leaf sheaths persistent, rarely splitting abaxially, proximally mostly red, distally green (or red), papery (to membranous), apex truncate to obtuse
9 KB (1,138 words) - 21:44, 5 November 2020
x = 17 that also predominates in most Eurasian species. Among the North American thistles, however, is a mostly descending dysploid series with chromosome
56 KB (1,993 words) - 20:52, 5 November 2020
Receptacles flat or ± dome-shaped (not conic), smooth, epaleate. Ray florets 0 or mostly 8, 13, or 21, pistillate, fertile; corollas usually yellow, orange, or orange-yellow
7 KB (608 words) - 21:00, 5 November 2020