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endosperm copious, oily; embryo minute. North America, West Indies, Central America, and ne South America Genus 1, species 42 (2 species in the flora).

dark brown to tawny or golden. x = 13, 14. North America, West Indies, Central America, and ne South America Species 42 (2 in the flora). Dirr, M. A. 1986

fleshy. Seeds shiny, hard. x=14. Tropical regions in North America, West Indies, and ne South America. Species 1 (1 in the flora). An early report of a second

Generated Map Legacy Map Fla., West Indies, ne South America. Although flowers of Canella winteriana are bisexual and protogynous (with the gynoecium of each

Mexico, West Indies, Central America, ne South America. In the flora area, Schaefferia frutescens occurs in Miami-Dade and Monroe (Keys only) counties.

multicellular. North America, ne Mexico, South America, Asia. Species 6 (1 in the flora). Drummondia is characterized by branched, prostrate stems and cucullate calyptrae

Dak., Utah, Wash., Wyo., ne Mexico, South America (Bolivia, Chile), Eurasia, Africa (Morocco). Grimmia anodon is widespread and common across the western

C. Standley (1916) reported this species in New York, New Jersey, South Dakota, and Oregon. P. Aellen (1964) wrote: “Like 4 [i.e., A. hortensis] but the

mountains of western North America were undoubtedly displaced elevationally and/or latitudinally during the recurrent glacial and interglacial episodes of

to Eriogonum austrinum and E. moranii of east-central Baja California, Mexico. Until this species can be studied in the field and adequate material obtained

excavated, or pitted. x = 17. North America, Mexico, Europe, Asia, n Africa, introduced in temperate South America (including equatorial Andes), s Africa

Oregon, and Washington (key 2, p. 228); Nevada and Utah (key 3, p. 231); Arizona and New Mexico (key 4, p. 237); Alberta, Colorado, Montana, and Wyoming

unifolium, and A. lacunosum), straight or ± falcate (coiled or circinate in A. nevadense and A. atrorubens), broader in A. victorialis and A. tricoccum

or trapezoidal, shiny, wings absent. x = 12. North America, Mexico, Central America, South America, n Eurasia, introduced in West Indies, Pacific Islands

w North America (Alaska to Mexico), uncommon in South America (Argentina and Chile) and e North America (W.Va. s to c Fla., e to Mo., Okla., and Tex.).

straight. w North America, nw Mexico, South America (Argentina, Chile). Species ca. 22 (21 in the flora). Both homoploid hybridization and allopolyploidy

Indies, Central and South America). Annot. Zool. Bot. 78. Wooten, J. W. 1973. Taxonomy of seven species of Sagittaria from eastern North America. Brittonia

cannot be excluded and both leads may need to be followed. Dorn, R. D. 1975. A systematic study of Salix section Cordatae in North America. Canad. J. Bot.

x = 4, 5, 6, 7, 8, 9, 10, 12, 15. North America, n Mexico, s South America (Argentina, s Bolivia), Asia (ne Russia). Species 106 (88 in the flora). Seeds

unknown. North America, Mexico, West Indies (Cuba), Central America (Belize). The flowers of Lechea species are at anthesis only early in the day and most collections

1(–3) series. x = 8, 7, 5, 13, 18, 21. North America, Mexico, West Indies, Central America, South America, e Eurasia, introduced in Europe. Species ca

reticulate or vesiculate. x = [8,] 9, [10,] 11, [12]. North America, Mexico, Central America, South America, Eurasia, Africa (Ethiopia), mostly north-temperate

2: 1–59. Vitt, D. H. 1973. A revision of the genus Orthotrichum in North America, north of Mexico. Bryophyt. Biblioth. 1: 1–108. Orthotrichum affine, Orthotrichum

Central America, South America (ne Brazil). Varieties 2 (1 in the flora). Turnera diffusa is used extensively as an anticough, diuretic, and aphrodisiac

= 12. ne North America, Europe. Species 1. Until recently, Bartsia included 49 species distributed in North America, South America, Eurasia, and Africa

(female), a species of Central America, South America, and the West Indies, have been reported (Do V. C. et al. 1989). V. M. Bates and E. T. Browne (1981) reported

Seeds large, green, fleshy. x = 20, 23. se and sc United States, West Indies, Central America, and South America. Species ca. 50 (15 in the flora). The species

others. Neotemperate and neotropical. The species described by E. Anderson and R. E. Woodson Jr. (1935) are narrowly defined and typological. Nevertheless

cylindric, usually pitted and rugose, appearing transversely and longitudinally ribbed, wings absent. x = 6. Introduced; Europe, Asia, ne Africa, introduced also

Corcoran, M. L. 1941. A revision of the subgenus Pycreus in North and South America. Catholic Univ. Amer., Biol. Ser. 37: 1–68. Denton, M. F. 1978b. The

m Generated Map Legacy Map Tex., Mexico, West Indies, Central America, South America (ne Brazil). None. None. window.propertiesFromHigherTaxa=[{"rank":"species"

between ser. Pruinosae and ser. Tenuifoliae. The interserial hybrids Crataegus ×fretalis and C. ×lucorum key out in the eighth and fourth couplets, respectively

perisperm copious. x = 9. Temperate regions of w North America, c and ne Asia, s South America. Species 5 (2 in the flora). None. Monolepis nuttalliana

Indies, Central America, South America, ne Australia. Two or three species of Malvastrum have been widely introduced worldwide in tropical and warm-temperate

to Mexico and coastal South America (to northern Peru on the Pacific Coast and to about the Tropic of Capricorn on the Atlantic Coast), and also in coastal

between the western and eastern phases of var. monanthum is needed. The coastal var. macrocarpum has consistent morphological differences and a higher ploidy

Cristati generally have hairy herbage, glandular-pubescent inflorescences and flowers, and staminodes prominently bearded more than half their lengths. Two species

Russian and Beringian Potentilla by B. A. Jurtzev (1984, 1993, 2001) and J. Soják (1989, 2004), is decidedly provisional. Eastern North American and western

the range of the subspecies along the south coast of Alaska. The two subspecies do not overlap widely in North America. None. Arctanthemum arcticum subsp

streams, ditches, and canals Elevation: 0-1100 m Generated Map Legacy Map Ala., Ariz., Calif., Fla., Ga., La., Miss., N.C., Okla., S.C., Tex., ne, c Mexico. Nymphaea

carunclelike structure in E. carunculata). North America, Mexico, West Indies, Bermuda, Central America, South America, Eurasia, Africa, Atlantic Islands, Indian

four genera of the South American Leptostelma group, and the North American Aphanostephus; the cladistically basal and terminal taxa of the subtribe are

6–12. North America, Mexico, South America (Andes, Colombia to Patagonia), Europe, Asia, nw Africa, alpine and boreal, rarely in temperate and low-elevation

Wyo., coastal Europe except ne, Asia, Africa (Mediterranean region), introduced widely elsewhere including South America, e Asia, Australia. None. None

Legacy Map Ala., Ariz., Fla., La., N.Mex., S.C., Tex., ne Mexico, West Indies, n South America, occasionally introduced in other regions. Two varieties

Appalachians south to the Gulf Coast; C. pennsylvanica and C. submollis (with ten stamens) range from Wisconsin to New England, to Delaware, and North Carolina

species (e.g., AA and BB), this process can yield different intermediates, including AB apomicts and both possible apomictic triploids (AAB and ABB). The situation

sw Asia, perhaps ne Africa, introduced also in South America (Argentina), Australia. Lepidium sativum is cultivated as a salad green and is sporadically

Wis., ne Mexico. Subspecies 3 (2 in the flora). Rosa carolina is a polymorphic allotetraploid derived from diploids found in eastern North America (S. Joly

S.C., Tenn., Tex., Va., Central America, South America, Asia, ne Africa, Pacific Islands (Hawaii, Philippines). American plants here included in Persicaria