or multiporate. Nearly worldwide. Species ca. 85 (30 in the flora). Rogers, C. M. 1982. The systematics of Linum sect. Linopsis (Linaceae). Pl. Syst. Evol
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latter includes most of the Minuartia species native to the southeastern United States. McNeill (1962) placed these species in sect. Uninerviae (Fenzl) Mattfeld;
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less enlarged distal lateral nerves not anise scented when crushed c United States. Species 1. None. Solidago drummondii window.propertiesFromHigherTa
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Florida. Rhodora 95: 352–368. Wheeler, L. C. 1941. Euphorbia subgenus Chamaesyce in Canada and the United States exclusive of southern Florida. Rhodora 43:
32 KB (666 words) - 20:15, 5 November 2020
Cornus racemosa, Cornus rugosa, Cornus sanguinea, Cornus sericea (Dumortier) C. K. Schneider Ill. Handb. Laubholzk. 2: 437. 1909. Zack E. Murrell, Derick
6 KB (228 words) - 20:17, 5 November 2020
subglobose, dehiscence loculicidal. Seeds black, flat, coat with crust. w United States, n Mexico. Species 3 (2 in the flora). The distribution of the species
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Chetyson Rafinesque; Clausenella Á. Löve & D. Löve; Cockerellia (R. T. Clausen & C. H. Uhl) Á. Löve & D. Löve; Hjaltalinia Á. Löve & D. Löve Species 420–470 (41
17 KB (710 words) - 23:43, 5 November 2020
A Revision of Juncus Ssubgenus Poiophylli (Juncaceae) in the Eastern United States. Ph.D. dissertation. University of Kansas. Catling, P. M. and K. W. Spicer
7 KB (290 words) - 21:29, 5 November 2020
North America. Canad. J. Bot. 61: 3140--3163. Reed, C. F. 1965. Isoëtes in southeastern United States. Phytologia 12: 369--400. Soper, J. H. and S. Rao.
13 KB (992 words) - 21:21, 5 November 2020
whorled in Cardamine angustata, C. concatenata, and C. diphylla and in Lunaria annua; sometimes subopposite in C. dissecta and C. maxima and in Draba ogilviensis)
95 KB (3,708 words) - 23:32, 5 November 2020
pyrenes 3–5, dorsally grooved, sides plane. Generated Map Legacy Map c United States. Crataegus ×sicca is a poorly understood taxon from scattered locations
3 KB (285 words) - 14:49, 30 November 2021
with raised midrib and conspicuous lateral veins; sessile. 2n = 14. c United States. Species 1. None. Oenothera glaucifolia window.propertiesFromHigher
2 KB (149 words) - 11:33, 9 May 2022
Seeds flat, triangular, 0.3–0.6 cm on radial margins. x = 30. se and sc United States, nw Mexico to Honduras and El Salvador. Species 26 (5 in the flora).
5 KB (353 words) - 22:18, 5 November 2020
distinct in fruit. Capsules 2-locular, longitudinally 2-grooved. x = 11. c, e United States, e Asia, Africa. Species 29 (1 in the flora). None. Itea virginica
2 KB (137 words) - 23:44, 5 November 2020
curved, surface obscurely reticulate with rectangular pits. x = 6. w, c United States, n Mexico, Asia, Africa, Australia, introduced in South America, warm-temperate
2 KB (185 words) - 20:16, 5 November 2020
mostly occurring in lines between ribs; pappi coroniform. x = 4, 5. c United States. Species 2 (2 in the flora). Amphiachyris was recently treated within
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Cypselae prismatic, 5-ribbed, glabrous [pubescent]; pappi 0. x = 10. s, c United States, Mexico, West Indies, Central America, South America. Species 5 (1 in
3 KB (246 words) - 21:09, 5 November 2020
entire length to the clasping base. Spores spherical to angular, smooth. c United States, Europe, Africa. Species 1. None. Pyramidula tetragona window.prope
2 KB (223 words) - 22:25, 5 November 2020
wetted; cotyledons accumbent to incumbent. x = 14. w, c United States. Species 7 (7 in the flora). Both R. C. Rollins (1993) and N. H. Holmgren (2005b) reported
6 KB (412 words) - 23:30, 5 November 2020
Gaz. 140: 199–207. Parfitt, B. D. and M. A. Baker. 1993. Opuntia. In: J. C. Hickman, ed. 1993. The Jepson Manual. Higher Plants of California. Berkeley
29 KB (779 words) - 22:57, 5 November 2020
minutely papillate, dull or ± shiny; corolla scars apical; pappi 0. x = 7. c United States, n Mexico. Species 3 (3 in the flora). See discussion of Filagininae
6 KB (551 words) - 20:55, 5 November 2020
131–149. Foster, R. C. 1937. A cytotaxonomic survey of the North American species of Iris. Contr. Gray Herb. 119: 3–79. Henderson, N. C. 1991. Iris ×pacifica
16 KB (1,109 words) - 22:17, 5 November 2020
ciliate-barbellate, apically attenuate bristles in 1–2 series. x = 5 (4). w, c United States. Species 4 (4 in the flora). Oönopsis is characterized by a relatively
6 KB (504 words) - 21:06, 5 November 2020
with an internal cavity adjacent to embryo. 2n = 14, 28, 42, 56. w, c United States, n Mexico. Species 4 (4 in the flora). Section Megapterium consists
6 KB (494 words) - 11:32, 9 May 2022
dichasia; involucral gland appendages 0.7–1.7 mm; seeds 3.4 × 2.7 mm; c United States, mostly e of Rocky Mountains. Euphorbia hexagona 5 Stems 4–25 cm; leaf
11 KB (421 words) - 20:15, 5 November 2020
rarely dehiscent (in M. hispidum). Seeds 1 per mericarp, glabrous. x = 6. United States, Mexico, West Indies, Central America, South America, ne Australia. Two
6 KB (382 words) - 23:21, 5 November 2020
[0 or 5–]20–40, barbellate bristles in 1 series. x = (4) 10. se, s, c United States, Mexico, Central America, Andean South America. Species ca. 80 (2 in
4 KB (289 words) - 21:09, 5 November 2020
Newport News, Virginia (C. F. Reed 1964), but does not appear to have persisted there. Croton bonplandianus would also key with C. glandulosus but differs
18 KB (818 words) - 20:14, 5 November 2020
proximal part, tapering abruptly toward base; sessile. 2n = 14. w, c United States, n, c Mexico, introduced in s South America, Asia (China, Japan), Australia
3 KB (187 words) - 11:33, 9 May 2022
pappi 0 or coroniform (of setae or scales to 0.1 mm). x = 3, 4, 5. c United States, Mexico. Species 12 (3 in the flora). Astranthium is characterized by
5 KB (448 words) - 21:03, 5 November 2020
yellowish brown, narrowly fusiform or ovoid; endosperm sparse, fleshy. c, e United States, e Asia, Africa. Genus 1, species 29 (1 in the flora). Iteaceae, which
3 KB (251 words) - 23:44, 5 November 2020
varieties is avoided in this account, and four species (C. blaisdellii, C. holmgrenii, C. nymanii, C. umbellata) are added to the flora. Cardamine corymbosa
17 KB (925 words) - 23:35, 5 November 2020
angled to angled-globular; embryo straight, endosperm abundant. c, se United States, Mexico, West Indies, Central America, South America, Pacific Islands
4 KB (433 words) - 20:30, 5 November 2020
endosperm present, fleshy; embryo straight; cotyledon flat. x = 7, 9, 10. c, se United States, Mexico, West Indies, Central America, South America, Asia, Africa
4 KB (246 words) - 23:20, 5 November 2020
the species of Euphorbia subgenus Esula (Euphorbiaceae) native to the United States and Canada. J. Bot. Res. Inst. Texas 5: 143–151. Norton, J. B. S. 1900
15 KB (661 words) - 20:17, 5 November 2020
hairs of cypselae) [coroniform]. Introduced (possibly native) in s-c United States, s South America. Species 5 (1 in the flora. See discussion of Filagininae
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throughout their length. Seeds obovoid, 1–2.5 mm. 2n = 14, 28. sw, c United States, n Mexico. Subspecies 5 (5 in the flora). Oenothera hartwegii consists
6 KB (446 words) - 11:31, 9 May 2022
3-4 mm, with terminal pores. Berries pseudo 10-locular. Seeds 2-7. c, se United States, Mexico, West Indies, Central America. Species 7 (1 in the flora)
2 KB (163 words) - 23:41, 5 November 2020
granular, but minutely papillose under magnification. 2n = 14, 28, 42. w, c United States, Mexico, West Indies, Bermuda, Central America, South America, introduced
7 KB (620 words) - 11:32, 9 May 2022
Map Legacy Map Alta., B.C., Man., N.B., N.S., N.W.T., Ont., P.E.I., Que., Sask., Yukon, Ala., Ariz., Ark., Calif., Colo., Conn., D.C., Del., Ga., Idaho, Ill
4 KB (253 words) - 19:10, 6 November 2020
arils white (drying tan), irregularly discoid or ± fimbrillate. w, c United States, Mexico. Species 4 (4 in the flora). Glossopetalon is treated here as
6 KB (606 words) - 23:54, 5 November 2020
Linnaeus and H. sabdariffa Linnaeus have both been cultivated in the southern states as fiber crops, and the latter also for its fleshy calyces, which are used
16 KB (1,130 words) - 23:21, 5 November 2020
asymmetric, smooth, marginal wing present or absent. x = 15 (18). c, e United States, Asia. Species ca. 20 (2 in the flora). Both species of Stewartia
4 KB (426 words) - 23:45, 5 November 2020
lance-deltate to lance-attenuate, scarious (often hyaline) scales. c, e United States. Genus 1, species 7 (7 species in the flora). Marshalliinae was related
3 KB (298 words) - 21:08, 5 November 2020
L. A. 1975. Revision of the Rhamnus serrata complex. Sida 6: 67–79. Wolf, C. B. 1938. The North American species of Rhamnus. Rancho Santa Ana Bot. Gard
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Solidago Linnaeus Sp. Pl. 2: 878. 1753. , Gen. Pl. ed. 5, 374. 1754. John C. Semple, Rachel E. Cook Common names: Goldenrod Etymology: Latin solidus, whole
13 KB (793 words) - 20:33, 8 December 2021
filaments glabrous; stigma capitate. Seeds: wings absent. x = 10, 11. c, se United States, Mexico, West Indies, Central America, South America, introduced in
2 KB (168 words) - 20:30, 5 November 2020
to membranous (hyaline, sometimes scaberulous) scales. x = 9. s, c, se United States. Species 7 (7 in the flora). Channell, R. B. 1957. A revision of the
5 KB (316 words) - 21:08, 5 November 2020
imperfect. Calyptra cucullate, covering only operculum. Spores 13–18 µm. c, se United States. Species 1. Brachelyma is semi-aquatic; as with many semi-aquatic
3 KB (290 words) - 22:37, 5 November 2020
at apex. Seeds 40–80, black or brown, angled, wings absent. × = 11. c, e United States, Mexico, Central America, South America, introduced in Asia (India
4 KB (311 words) - 20:36, 5 November 2020
Seeds in several rows per locule, free, raphe inconspicuous. 2n = 16. c, e United States, s Mexico, West Indies, Bermuda, Central America, South America, introduced
3 KB (333 words) - 11:31, 9 May 2022
glabrous; endocarp smooth, cup-shaped with erose margins, glabrous. c, s United States. Species 1 (1 in the flora). None. Calycocarpum lyonii window.pro
2 KB (167 words) - 22:49, 5 November 2020
very short, 1/2 endostome length. Calyptra naked. Spores 14–21 µm. c, e United States, Europe. Species 1. Clasmatodon has been variously placed in Fabroniaceae
3 KB (263 words) - 22:37, 5 November 2020
seed coat not mucilaginous when wetted; cotyledons accumbent. x = 8. c, s United States, nw Mexico. Species 1. Planodes virginicum has floated among Arabis
3 KB (294 words) - 23:36, 5 November 2020
shoulders of wings sometimes bristly, pappus-like). x = 13. Mostly c, e United States. Species 6 (6 in the flora). E. B. Smith (Bot. Gaz. 136: 83. 1975)
4 KB (274 words) - 21:12, 5 November 2020
superior, 2-locular; style 1. Fruits drupes; stone 1, indehiscent. c, e United States, Mexico (Chiapas), Central America (Guatemala), Asia, Africa, tropical
3 KB (250 words) - 20:19, 5 November 2020
persistent or deciduous; pyrenes 3, dorsally grooved, sides plane. c, se United States, introduced elsewhere in the flora area. Species 1. Series Cordatae
3 KB (264 words) - 23:59, 5 November 2020
brown, angular to globose, coarsely to finely reticulate. x = 10, 11. c, e United States, Europe, temperate areas. Species 2 (1 in the flora). Hottonia palustris
3 KB (295 words) - 23:44, 5 November 2020
maturing in T. brevispica. Seeds globose to ovoid; caruncle absent. United States, Mexico, West Indies, Central America, South America, Asia, Africa, Australia
9 KB (549 words) - 20:13, 5 November 2020
obovoid to fusiform, slightly convex-concave; cotyledons ± complanate. c, e United States. Species 1. Didiplis is easily overlooked due to its undistinguished
3 KB (242 words) - 11:32, 9 May 2022
surface [smooth, roughened, muriculate, or] tuberculate. x = 16. w, c United States, Mexico, Central America, South America. Species 35 (4 in the flora)
6 KB (559 words) - 23:19, 5 November 2020
toumeyi, Quercus turbinella, Quercus vaseyana, Quercus virginiana Linneaus Kevin C. Nixon Treatment appears in FNA Volume 3. Trees or shrubs, evergreen or deciduous
24 KB (374 words) - 21:04, 25 November 2022
scarious) scales in 1 series (weakly, if at all, aristate). x = 12. c, w United States. Species 2 (2 in the flora). According to T. F. Stuessy et al. (1973)
4 KB (343 words) - 21:15, 5 November 2020
ellipsoid to subglobose, surface reticulate and regularly pitted. 2n = 14. c, s United States, n Mexico, West Indies (Cuba), Bermuda, introduced nearly worldwide
7 KB (480 words) - 23:25, 2 December 2022
which it easily detaches, raphe inconspicuous. 2n = 32, 48, 64, 80. c, e United States, Mexico, West Indies, Central America, South America, Africa, Indian
3 KB (309 words) - 11:31, 9 May 2022
petiolata, Rhexia salicifolia, Rhexia ventricosa, Rhexia virginica Gronovius in C. Linnaeus Sp. Pl. 1: 346. 1753. Guy L. Nesom Common names: Meadow beauty deergrass
10 KB (750 words) - 23:44, 2 December 2022
, D.C., Del., Fla., Ga., Ill., Ind., Ky., La., Maine, Mass., Md., Mich., Minn., Miss., N.C., N.H., N.J., N.Y., Ohio, Okla., Oreg., Pa., R.I., S.C., Tenn
3 KB (294 words) - 18:13, 6 November 2020
reticulate), not mucilaginous when wetted; cotyledons accumbent. c, e United States. Species 1. R. C. Rollins (1993) recognized four species in Iodanthus, of which
3 KB (315 words) - 23:35, 5 November 2020
20–60+ cm (not branched); heads 6–20+ (in corymbiform arrays); s Canada; c United States Packera plattensis 44 Plants taprooted > 45 44 Plants rhizomatous or
36 KB (999 words) - 20:59, 5 November 2020
truncate. Distribution values could not be resolved to valid regions c, sc United States, n Mexico. Subspecies 2 (2 in the flora). Oenothera capillifolia is
4 KB (332 words) - 11:31, 9 May 2022
The interserial hybrids Crataegus persimilis and C. ×sicca key out at couplets 16 and 20, respectively; C. turnerorum keys out in part at couplets 18 and
25 KB (651 words) - 00:00, 6 November 2020
not mucilaginous when wetted; cotyledons accumbent. x = 7, 12, 13. c, sw United States, ne Mexico. Species 5 (4 in the flora). Species of Selenia might be
5 KB (472 words) - 23:36, 5 November 2020
North American Plantago, several native species have been introduced to states or provinces outside their native range. For species with bilaterally symmetric
13 KB (648 words) - 20:36, 5 November 2020
mucilaginous when wetted; cotyledons usually accumbent, rarely obliquely so. c, w United States, n Mexico. Species ca. 35 (35 in the flora). The infrageneric taxonomy
18 KB (725 words) - 23:30, 5 November 2020
hairy; bracteoles (not seen in 97. C. stonei and 98. C. ouachitensis), caducous, conspicuous, linear (oblong-linear in 96. C. biltmoreana), membranous (to nearly
11 KB (718 words) - 00:00, 6 November 2020
corollas), outer thinner, terete, inner thick-flattened. x = 6. s, c, se United States, n Mexico. Species 3 (3 in the flora). R. L. Hartman (1990) informally
5 KB (402 words) - 20:58, 5 November 2020
1–2.3 mm. Distribution values could not be resolved to valid regions c, s United States, n Mexico. Subspecies 5 (4 in the flora). Oenotheramacrocarpa is variable
6 KB (527 words) - 11:33, 9 May 2022
stigmatic, apices subulate. Cypselae 1.8–2.5 mm; pappi 0. x = 16. c, e United States. Species 1. Rudbeckia sect. Dracopis is sometimes recognized at generic
4 KB (343 words) - 21:15, 5 November 2020
esculentus (Malvoideae)] is a major vegetable crop in the southeastern United States. Tilia (Tilioideae) trees are planted throughout temperate regions to
8 KB (848 words) - 17:34, 9 December 2022
southeastern United States. Harvard Pap. Bot. 2: 133–177. Zomlefer, W. B. 1997c. The genera of Tofieldiaceae in the southeastern United States. Harvard Pap
39 KB (3,176 words) - 22:13, 5 November 2020
of acidic soil, such as the southeastern United States. Wetlands in much of Canada and the northern United States support dense populations of ericaceous
29 KB (1,652 words) - 23:45, 5 November 2020
6–1.2 mm. Distribution values could not be resolved to valid regions c, w United States, Mexico, Central America. Subspecies 3 (2 in the flora). Subspecies
5 KB (429 words) - 11:31, 9 May 2022
ed. 2, 2: 1493. 1763 This was supposedly collected in northeastern United States, but no specimens have been seen from the flora area. It belongs to sect
42 KB (793 words) - 22:59, 5 November 2020
Tendrils of Smilax. Bot. Gaz. 69: 438–442. Coker, W. C. 1944. The woody smilaxes of the United States. J. Elisha Mitchell Sci. Soc. 60: 27–69, plates 9–39
3 KB (313 words) - 22:18, 5 November 2020
or obovate, united at least to 1/2 of length, faces with tubercles or crests or smooth. Seeds: radicle lateral or superior. United States, Mexico. Species
2 KB (201 words) - 14:55, 6 March 2024
of Southwestern United States. Washington. Godfrey, R. K. and J. W. Wooten. 1979. Aquatic and Wetland Plants of Southeastern United States: Monocotyledons
5 KB (384 words) - 21:31, 5 November 2020
elongate either parallel or transversely to seed length. 2n = 32. c, e United States. Subspecies 2 (2 in the flora). Ludwigia glandulosa consists of two
5 KB (541 words) - 11:31, 9 May 2022
Pl. 2: 1078. 1753; Gen. Pl. ed. 5, 485, 1754. Warren H. Wagner Jr., Robbin C. Moran, Charles R. Werth Common names: Spleenwort Etymology: Greek splen, spleen thought
10 KB (249 words) - 21:22, 5 November 2020
revision of the subgenus Eucyperus found in the United States. Catholic Univ. Amer., Biol. Ser. 26: 1–74. Tucker, G. C. 1983. The taxonomy of Cyperus (Cyperaceae)
39 KB (517 words) - 15:42, 16 November 2022
Sargent, C. immanis Ashe, C. lecta Sargent, C. littoralis Sargent, C. menandiana Sargent, C. mercerensis Sargent, C. pilosa Sargent, C. pinguis Sargent, C
21 KB (2,479 words) - 16:24, 9 December 2021
Australia. 408 pp. Campbell, C.S. 1985. The subfamilies and tribes of Gramineae (Poaceae) in the southeastern United States. J. Arnold Arbor. 66:123-199
11 KB (1,291 words) - 18:58, 11 May 2021
gov/plant_health/plant_pest_info/weeds/downloads/weedlist.pdf) in the United States. Bennett, J. R. and S. Mathews. 2006. Phylogeny of the parasitic plant
13 KB (840 words) - 20:36, 5 November 2020
Grasses of the United States, ed. 2, rev. A. Chase. U.S.D.A. Miscellaneous Publication No. 200. U.S. Government Printing Office, Washington, D.C., U.S.A. 1051
12 KB (662 words) - 12:46, 5 June 2023
widely across the continent; it is barely present in the southeastern United States. Link, D. A. 1992. The floral nectaries of Limnanthaceae. Pl. Syst. Evol
4 KB (382 words) - 23:32, 5 November 2020
superior or sublateral (in A. hymenelytra, A. lentiformis, and A. torreyi). United States, Mexico. Species 14 (14 in the flora). E. Ulbrich (1934) circumscribed
4 KB (412 words) - 23:00, 5 November 2020
Ecol. 12: 141–151. Moore, R. J. and C. Frankton. 1969. Cytotaxonomy of some Cirsium species of the eastern United States, with a key to eastern species. Canad
56 KB (1,993 words) - 20:52, 5 November 2020
here are: Ceanothus buxifolius Willdenow ex Schultes f., C. caeruleus, C. depressus Bentham, and C. ochraceus Suessenguth; all are native to Mexico and Central
14 KB (267 words) - 20:12, 5 November 2020
narrowly ovoid, longitudinally ribbed, finely cross-ribbed. x = 17. sw United States, nw Mexico. Species ca. 45 (26 species in the flora). Dudleya is distinguished
10 KB (1,162 words) - 23:43, 5 November 2020
in the southwestern United States and Mexico, and baldcypress (Taxodium distichum) in deep swamps of the southeastern United States. Their ranges and regions
12 KB (1,137 words) - 20:26, 28 December 2023
125 species), and a secondary area of diversity in the southeastern United States. Polyploidy has not been reported in any natural populations of species
8 KB (720 words) - 22:50, 5 November 2020