Search results

Introduced; s, c Europe, n Africa, Asia, temperate and subtropical, widely cultivated in temperate areas. Species 70 (2 in the flora). Brickell C. D. and B. Mathew

species may persist around areas where they were previously cultivated, there is no evidence that they are actually naturalized in the region. One of the most

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

South America, sw Europe, n Africa, mostly of temperate areas. Genera 8, species 170–180 (5 genera, 40 species in the flora). Affinities of Cistaceae are evidently

Watsonia) are cultivated in gardens in both tropical and temperate areas. Moraea and Homeria are poisonous and pose significant problems in cattle- and sheep-raising

introduced in temperate to subtropical areas nearly worldwide. Species ca. 150 (93 in the flora). Oenothera is distributed widely in temperate to subtropical

all 3 spikelets sessile in cultivated plants; disarticulation usually in the rachises, the spikelets falling in triplets, cultivated forms generally not disarticulating

sometimes placed in Elytrigia are here included in Elymus, Thinopyrum, or Pseudoroegneria; species of Roegneria in Elymus; and species of Hystrix in Elymus or

annular. x = 16, 17. Mostly tropical, subtropical, and warm-temperate zones, some species in temperate zones, some taxa are at present almost worldwide as introduced

especially north-temperate, montane and alpine, and Mediterranean areas. Genera 83 or 89, species ca. 3000 (37 genera, 286 species in the flora). In addition to

garden escapes in areas of the continent outside their natural ranges. Two Eurasian species that are widely cultivated in the flora area also escape sometimes

mostly in tropical and subtropical areas. Genera 28, species ca. 600 (10 genera, 32 species in the flora). Lythraceae are widely distributed in both hemispheres

American species widely cultivated and naturalized in eastern North America. In some species of Philadelphus, the axillary buds are enclosed in pouches of cortical

Celtoideae. Zelkova serrata is widely cultivated as an ornamental tree in North America, but it is not known to be naturalized in the flora. Chemical similarities

jointed. x = 7. North America, nw Mexico, Eurasia, mostly temperate areas. Species 25–30 (15 in the flora). The convergence of morphologic (J. Soják 1985[1989])

basis of selections of hardy Hibiscus available in the horticultural trade. A popular cultivated form in the South is the result of an experimental cross

(as O. ludoviciana) have been reported on cultivated tomato crops in southern California and on tobacco crops in the Ohio River Valley, respectively, with

1.5–2 mm in diam. margins not rounded; seed coat black, rugose. Phenology: Fruiting early summer–fall. Habitat: Waste areas and cultivated ground Elevation:

species of Malvastrum have been widely introduced worldwide in tropical and warm-temperate regions; none is usually cultivated; several are considered to be

naturalized in these areas. In Missouri, it is considered to be naturalized (and uncommon) only in the extreme southeastern corner. Plants are shrubs in tropical

Asia, n Africa, naturalized in temperate regions worldwide. Eaten as a vegetable, Asparagus officinalis has been widely cultivated for its young shoots since

grown as a basket plant in colder regions and perhaps in the open in frost-free areas; it is not naturalized in the flora area. Another South American

greatly compressed. Tropical, subtropical (and warm temperate) areas worldwide. Species ca. 21 (7 in the flora). Eleocharis dulcis (Burman f.) Trinius,

Va., Wis., cultivated widely. Amaranthus hypochondriacus and its hybrids are widely cultivated as ornamental, pseudocereal, and fodder crops in many tropical

control. Both these species have been widely introduced to many parts of the world. A number of species are cultivated as ornamentals—including F. amethystina

cultivated and often locally escaped in temperate regions worldwide, as in the flora area. None. None. window.propertiesFromHigherTaxa=[{"rank":"subgenus"

Eurasia. Widely cultivated for aromatic oils, Artemisia annua often persists in gardens, becoming naturalized in moist-temperate areas (especially in eastern

South America, widely introduced or naturalized in tropical, subtropical, and warm-temperate regions worldwide. Originally a riverside pioneer in eastern North

is barely naturalized in the United States. Cultivated by the Aztecs for ornament and medicine, it was described from cultivated material 200 years after

Map Introduced; Ala., Fla., Tex., South America (Brazil), introduced widely in tropical and subtropical regions worldwide. The enlarged storage roots of

introduced also in Mexico, West Indies, Central America, South America, Atlantic Islands, Australia. Brassica rapa is widely cultivated as an oil crop and

wide as long in P. ×acuminata and more than two-thirds as wide as long in the other two) and base shapes (cordate in P. ×jackii and cuneate in the other two)

Additional species are cultivated in the flora area. All reports of Gypsophila acutifolia Steven ex Sprengel, G. perfoliata Linnaeus in the narrow sense, G

progressively smaller. In many temperate countries (in particular in Europe), A. blitum persists mostly as an uncommon and sporadic weed in greenhouses, ornamental

but also have become naturalized in the flora area, reproducing on their own. The following species are cultivated in North America and have been reported

native throughout Europe except in the extreme north and into temperate Asia and northern Africa and is widely cultivated for food and ornament. It is the

stoloniferous, mat-forming species, are cultivated as rock-garden ornamentals. Among the more suitable species widely used for that purpose are A. dioica,

is now spontaneous in a much larger Asian area. The species is cultivated widely for its fruit in warm temperate and subtropical regions. None. None. window

Turkey. It has become naturalized in North America, especially in temperate northern and coastal areas. It is widely cultivated as an ornamental and frequently

verticillata and is unknown in the wild. Variety crispa is more widely cultivated and naturalized in Europe and is naturalized in Asia. None. None. window

the maidenhair tree. It is cultivated in North America and other temperate areas, but it is apparently no longer found in natural stands (S.Y. Hsu 1980)

decay in their absence as infections are transmitted through the connecting root system. Populus tremuloides is the most widely distributed tree in North

on critical concerns in the tropics, but the loss of biodiversity in the temperate zone is every bit as important and timely. In the continental United

common in epiphytes growing in tropical rainforests (Hymenophyllaceae, Grammitidaceae) and in temperate genera that release their spores early in the spring