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- naked. Spores globose, minutely papillose. North America, Eurasia, mostly temperate zone. Genera 4, species 7 (2 genera, 4 species in the flora). Helodiaceae5 KB (530 words) - 22:36, 5 November 2020
- ribbed, often crowned with persistent sepals and styles. x = 8. Mostly north temperate zone, Europe, Asia (s to India, Iran). Species ca. 25 (1 in the flora)5 KB (624 words) - 22:50, 5 November 2020
- Okla., Pa., R.I., S.C., Tenn., Tex., Vt., Va., W.Va., Wis., Mostly north temperate zone, Europe, Asia (s to India, Iran). Subspecies 2 (2 in the flora)4 KB (373 words) - 17:55, 29 February 2024
- x = 8. Mostly north temperate zones Species ca. 5 (3 in the flora). In North America Ostrya consists of small trees in the northern temperate deciduous5 KB (522 words) - 22:47, 5 November 2020
- distally, margins dentate or slightly dentate, border ± widened at transitional zone in outer peristomial layer pattern; specialized exostome teeth variously15 KB (704 words) - 22:35, 5 November 2020
- are found throughout Arctic, boreal, and temperate zones, also on high mountains in subtropical and tropical zones, and are more diverse in xeric and Mediterranean20 KB (981 words) - 22:37, 5 November 2020
- or curved, rarely folded. Widespread, well represented in the north-temperate zone. Genera 48, species ca. 1200 (35 genera, 442 species in the flora).12 KB (1,495 words) - 20:20, 17 May 2021
- plants in arid and semiarid regions of subtropical and lower to middle temperate latitudes. Genera ca. 1500, species ca. 23,000 (418 genera, 2413 species270 KB (5,940 words) - 20:46, 31 January 2022
- compressed laterally, coat tough, margins absent. x=9. Subtropical and temperate North America. Species 8 (8 in the flora). Exell, A. W. 1927. William Bartram7 KB (405 words) - 22:50, 5 November 2020
- aristate), rarely of both scales and bristles or of awns. Almost worldwide, mostly temperate. Genera 170, species 2800+ (77 genera, 719 species in the flora). The74 KB (1,788 words) - 20:57, 5 November 2020
- reflexed, distinct, similar, white, yellow, pink, or violet, often with basal zone of yellow or other colors, lanceolate to ovate, inner tepals auriculate at15 KB (1,032 words) - 22:14, 5 November 2020
- sori. Spores brownish, cristate, rarely rugose. x = 38, 39, 41. Mostly north temperate regions and higher elevations in the tropics. Woodsia is a well-marked9 KB (567 words) - 21:21, 5 November 2020
- or cultivars derived from them, are from ecologically equivalent, temperate zones and their naturalization potential is high. Asparagus and Allium have39 KB (3,176 words) - 22:13, 5 November 2020
- cotyledons flat or greatly thickened, oily. Primarily boreal and cool temperate zones of Northern Hemisphere Genera 6, species ca. 125 (5 genera, 33 species11 KB (1,145 words) - 22:52, 5 November 2020
- moderately wide to broad, membranaceous. x = 14. Throughout n temperate, boreal, and arctic zones of the Northern Hemisphere, North America, Asia. Species ca17 KB (1,146 words) - 22:51, 5 November 2020
- inferior, lateral, or superior. x = 9. Worldwide, mainly in subarctic, temperate, and subtropical regions. Species ca. 250 (62 in the flora). Many species42 KB (793 words) - 22:59, 5 November 2020
- meristem absent. x = 67, 68. Temperate, alpine, and arctic regions, and tropical Asian mountains. We distinguish the temperate and arctic Huperzia as a distinct8 KB (770 words) - 21:25, 5 November 2020
- only on ray or only on disc cypselae, or 0. x = 9. Nearly worldwide, mostly in temperate regions. Species ca. 390 (173 in the flora). The North American and92 KB (1,874 words) - 21:04, 5 November 2020
- Carex (section Key E. Spikes 2+ per culm, at least some flowers pistillate; stigmas (2–)3(–4); achenes usually ± trigonous in cross section; body of perigynium glabrous or papillose, papillae then mostly not longer than wide; bracts sheathless or sheath less than 4 mm, rarely longer, then sheath shorter than diameter of stem)M., and L. Soukupová, eds. 1988. Studies in wetland carices of the temperate zone. Aquatic Bot. 30: 1–168. Catling, P. M., A. A. Reznicek, and W. J. Crins82 KB (3,643 words) - 21:20, 17 July 2023
- scarious, erose, hyaline or not, (apices usually with a well-defined green zone, sometimes ± foliaceous), faces glabrous or hairy, sometimes stipitate-glandular57 KB (1,333 words) - 20:35, 6 November 2020
- Seeds: endosperm abundant, mealy; embryo linear, straight. Mostly in north temperate zone, some circumboreal, a few south to Mexico, New Zealand, and7 KB (789 words) - 21:31, 5 November 2020
- grow primarily in open, mesic habitats, and are native to the northern temperate zone and South America. Four species are native to the Flora region, four8 KB (636 words) - 20:51, 4 April 2024
- reticulate; embryo annular. x = 16, 17. Mostly tropical, subtropical, and warm-temperate zones, some species in temperate zones, some taxa are at present almost26 KB (1,309 words) - 23:01, 5 November 2020
- basal and cauline; alternate; petiolate or sessile; blades (1–7-nerved) mostly cuneate, elliptic, lanceolate, linear, oblanceolate, or spatulate, margins34 KB (2,470 words) - 20:53, 5 November 2020
- Species of Agrostis growing in the temperate regions of the Northern Hemisphere and on tropical mountains are mostly perennials, with the annual species26 KB (1,459 words) - 17:25, 11 May 2021
- rosette; ligule color may change in dried material; cypsela size, though mostly consistent within species, may vary considerably within a head, the outer24 KB (2,224 words) - 20:51, 5 November 2020
- laterally compressed, longitudinally ribbed. x = 11. Throughout north temperate zone, North America, Europe, Asia. Species ca. 15 (3 in the flora). Corylus7 KB (724 words) - 22:47, 5 November 2020
- Iowa, Ohio, Mont. Andropogon is a cosmopolitan genus of tropical and temperate zones, comprising approximately 120 species. Thirteen species are native to11 KB (573 words) - 18:57, 11 May 2021
- Seeds rarely produced (sterile) or many. x = 11. Introduced; temperate zones worldwide, temperate e Asia. Species 15–30 (2 in the flora). Hemerocallis is important5 KB (429 words) - 22:14, 5 November 2020
- tardily deciduous, jointed. x = 7. North America, nw Mexico, Eurasia, mostly temperate areas. Species 25–30 (15 in the flora). The convergence of morphologic17 KB (1,324 words) - 23:57, 5 November 2020
- early spring. Gardeners and wildflower enthusiasts, over most of the temperate zones of the world, consider trilliums to be among the most beautiful of wildflowers25 KB (865 words) - 22:18, 5 November 2020
- surrounding copious farinose perisperm. Worldwide, mostly tropics, subtropics, warm-temperate zones. Species ca. 32 (10 in the flora). The generic name11 KB (777 words) - 22:58, 5 November 2020
- Spores 10–20 µm. Generated Map Legacy Map North America, Eurasia, North Temperate Zone, moderate to high elevations. Varieties 11 (3 in the flora). Pseudoleskea4 KB (376 words) - 22:36, 5 November 2020
- apically attenuate bristles in 1 series. x = 9. Widespread, mostly in subtropical and warm-temperate zones. Species 25–40+ (4 in the flora). Distinctions between6 KB (540 words) - 21:05, 5 November 2020
- short-pedunculate or subsessile; staminate spikes 5–9.5 cm; pistillate spikes mostly ca. 40–470-flowered (405–705-flowered if branched), (1.5–)3.5–14 cm × (23 KB (318 words) - 21:43, 5 November 2020
- Calyptra cucullate. Spores mostly 8–12 µm. KOH laminal color reaction yellow, occasionally yellowish orange. Worldwide in temperate zones. Species ca. 200 (68 KB (681 words) - 22:28, 5 November 2020
- America, Europe, Asia (Malaysia), Africa, Atlantic Islands, mostly in arctic, boreal, and temperate regions, introduced in Australasia, Oceania. Species ca32 KB (4,205 words) - 23:31, 5 November 2020
- America, South America, cultivated elsewhere except cold-temperate, subarctic, and arctic zones. While reported as naturalized in some states, most specimens5 KB (522 words) - 23:01, 5 November 2020
- of many hybrids and cultivars that have been popular for gardens in temperate zones around the world. Various varieties or cultivars of Spiraea japonica4 KB (432 words) - 23:58, 5 November 2020
- includes about 500 species. It grows throughout the world, principally in temperate and boreal regions. Sixty-one species and five hybrid species are native82 KB (1,737 words) - 17:24, 11 May 2021
- fragile propaguloid leaf tips, or by deterioration of fragile leaves along zones of laminal weakness. Sexual condition dioicous, occasionally autoicous; perigonia14 KB (1,244 words) - 22:28, 5 November 2020
- Mexico, Central America, South America, Eurasia, Africa (Ethiopia), mostly north-temperate. Species ca. 500 (20 in the flora). Primula is widely distributed22 KB (2,094 words) - 23:44, 5 November 2020
- vegetation above the temperate rainforest proceeds through an Abies amabilis zone to a Tsuga mertensiana zone and an Abies lasiocarpa subalpine zone (J.F. Franklin133 KB (20,036 words) - 18:33, 13 February 2019
- perfect. Calyptra naked. Spores 9–20 µm. Nearly worldwide, boreal and temperate zones, alpine to middle elevations in the tropics. Species ca. 30 (11 in the8 KB (551 words) - 22:37, 5 November 2020
- Utah, Vt., Va., Wash., W.Va., Wis., Wyo., Eurasia, introduced also in temperate zones nearly worldwide. Lythrum salicaria is one of the ten most frequently6 KB (620 words) - 11:32, 9 May 2022
- wide-ranging in primarily temperate areas; of these, 62 are circum-North Temperate and 56 are represented also in the temperate regions of one or more of66 KB (9,996 words) - 22:24, 13 February 2019
- temperatures (fig. 3.2), equable subtropical, warm temperate, and temperate climates extended in successive zones along low thermal gradients from the southern49 KB (7,227 words) - 17:53, 13 February 2019
- embryo in center, 6-ranked, flattened into 60° wedge, verrucose. x = 12. Temperate Northern Hemisphere south to mountains of Asian tropics. Species ca. 10028 KB (2,698 words) - 22:14, 5 November 2020
- subtropics are mostly dry all year, and the Mediterranean climate at the western margin of the continent has rainy winters and dry summers. In temperate latitudes99 KB (16,474 words) - 17:24, 13 February 2019
- 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 States64 KB (9,846 words) - 23:16, 13 February 2019
- Frequently the cracks extend deeper than 1 m and are very wide. Vertisols are mostly found in regions with distinct wet-dry seasons. They are of minor extent25 KB (3,718 words) - 17:28, 13 February 2019
- America, and it probably has the richest temperate-subtropical fern flora in the world. Most of North America is temperate or arctic, and much of the western69 KB (10,503 words) - 23:43, 13 February 2019