- The word "wort" means "plant," "St. John's" refers to the blooming time during the festival of St . John's Day in June.
Common Names in English:
Spotted St Johnswort, Dotted St John´s-Wort, Spotted St John´s-Wort, Spotted St. Johnswort
, or perennial
or with simple
, with translucent
("pale") and often opaque
, black or reddish ("dark") glands
and sometimes abaxial
) and marginal
. Leaves opposite [or whorled
], sessile or short petiolate
pinnate to palmate [or rarely dichotomous], margin
entire or gland-fringed. Inflorescence cymose
. Flowers bisexual
, homostylous [or heterostylous], stellate
or cupped. Sepals 5 and quincuncial or rarely 4 and decussate, unequal or equal, free
or partly united
. Petals (4 or) 5, contorted, golden to lemon yellow [or rarely white], abaxially sometimes tinged or veined red, persistent
or deciduous after anthesis
, usually asymmetric
. Stamens in [4 or]5 fascicles, free and antipetalous
, or some united to form apparently 4 or 3 fascicles with compound
, or irregular and apparently not fasciculate, persistent or deciduous, each single fascicle with up to 70[-120] stamens; filaments
slender, free from nearly base
[or to 2/3 united] or apparently completely free; anthers
or ± basifixed
, dehiscing longitudinally, with gland
fascicles (fasciclodes) absent [very rare]. Ovary 3-5-loculed with axile
placentae or ± completely 1-loculed with (2 or) 3[-5] parietal
placentae, each placenta with [2 or] few to many ovules; styles (2 or) 3-5, free or partly to completely united, ± slender; stigmas small or ± capitate. Fruit a septicidal
capsule or rarely ± indehiscent, valves
often with oil-containing vittae or vesicles
. Seeds small, often carinate
or narrowly unilaterally winged
; testa variously sculptured
, not arillate
[very rarely carunculate]; embryo slender, straight, with distinct
About 460 species: almost cosmopolitan except for arctic and desert areas and most of the lowland tropics; 64 species (33 endemic) in China.
Flowers: Bloom Period: June, July, August. • Flower Color: pale yellow, yellow
Size: 18-24" tall.
Care: Shear after flowering to encourage reblooming. Follow a regular watering schedule during the first growing season to establish an extensive root system . Feed regularly during the growing season with a general purpose fertilizer . Prune annually in late winter to promote vigorous new growth.
Typically found at an altitude of 0 to 1,092 meters (0 to 3,583 feet).
Culture: Space 6-9" apart.
Soil: Prefers organic soil. Needs well-drained soil. Good for dry soils. • Minimum pH: 5.6 • Maximum pH: 7.8
Sunlight: Sun Exposure: Full Sun .
Temperature: Cold Hardiness: 3a, 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b, 10a, 10b. (map)
- Whittaker & Margulis,1978
- Haeckel, 1866
- Cavalier-Smith, 1981
- Sinnott, 1935 ex Cavalier-Smith, 1998
- Vascular Plants
- Kenrick & Crane, 1997
- Brongniart, 1843
- Takhtajan, 1967
- Superorder: Theanae () - Thorne Ex Reveal, 1993
- Subclass: Rosidae () - Takhtajan, 1967
- Class: Spermatopsida () - Brongniart, 1843
- Infraphylum: Radiatopses () - Kenrick & Crane, 1997
- Subphylum: Euphyllophytina ()
- Phylum: Tracheophyta () - Sinnott, 1935 ex Cavalier-Smith, 1998 - Vascular Plants
- Subkingdom: Viridaeplantae () - Cavalier-Smith, 1981
- Kingdom: Plantae () - Haeckel, 1866 - Plants
Hura brasiliensis Willd. • Hura crepitans f. oblongifolia Müll. Arg. • Hura crepitans f. orbicularis Müll. Arg. • Hura crepitans f. ovata Müll. Arg. • Hura crepitans var. genuina Müll. Arg. • Hura crepitans var. membranacea Müll. Arg. • Hura crepitans var. oblongifolia Müll. Arg. • Hura crepitans var. orbicularis Müll. Arg. • Hura crepitans var. ovata Müll. Arg. • Hura crepitans var. senegalensis (Baill.) Boiss. • Hura crepitans var. senegalensis Müll. Arg. • Hura crepitans var. strepens Müll. Arg. • Hura senegalensis Baill. • Hura strepens Willd.
Publishing author : Rchb. Publication : Iconogr. Bot. Exot. 1: 61. t. 88 1827
Members of the genus Hypericum
ZipcodeZoo has pages for 124 species, subspecies, varieties, forms, and cultivars in this genus. Here are just 100 of them:
H. acutifolium (Sharpleaf St. Johnswort) · H. adpressum (Creeping St. Johnswort) · H. anagalloides (Tinker's Penny) · H. androsaemum (Sweet Amber) · H. androsaemum L. 'Gladys Brabazon' (Sweet Amber) · H. androsaemum 'Albury Purple' (Sweet Amber) · H. androsaemum 'Esm Cho' (Tutsan 'esm Cho') · H. androsaemum 'Esm Española' (Tutsan 'esm Espa) · H. androsaemum 'Esm Greli' (Tutsan 'esm Greli') · H. androsaemum 'Esm Kalua' (Tutsan 'esm Kalua') · H. androsaemum 'Esm Ora' (Tutsan 'esm Ora') · H. androsaemum 'Esm Pin' (Tutsan 'esm Pin') · H. androsaemum 'Esm Re' (Tutsan 'esm Re') · H. androsaemum 'Esm Wet' (Tutsan 'esm Wet') · H. androsaemum 'Glacier' (Sweet Amber) · H. androsaemum 'Glob Dr205' (Tutsan 'glob Dr205') · H. androsaemum 'Glob Lp208' (Tutsan 'glob Lp208') · H. androsaemum 'Golden Tutsan' (Golden Tutsan St. John's Wort) · H. androsaemum 'Verpeacla' (Tutsan 'verpeacla') · H. ascyron (Great St. Johnswort) · H. ascyron gebleri (Great St. Johnswort) · H. boreale (Northern St. Johnswort) · H. brachyphyllum (Coastalplain St. Johnswort) · H. brathys (St. Johnswort) · H. buckleii (Buckley's St. Johnswort) · H. calcycinum (St. John's Wort) · H. calycinum (Aaron's Beard) · H. calycinum 'Brigadoon' (Aaron's Beard) · H. canadense (Lesser Canadian St. Johnswort) · H. canadense boreale (Lesser Canadian St. Johnswort) · H. canariense (Canary Island St. Johnswort) · H. cerastoides (Hypericum) · H. chapmanii (Apalachicola St. Johnswort) · H. cistifolium (Round-Pod St John´s-Wort) · H. concinnum (Goldwire) · H. crux-andreae (Atlantic St. Peter's-Wort) · H. cumulicola (Highlands Scrub Hypericum) · H. densiflorum (Bushy St. Johnswort) · H. denticulatum (Coppery St. Johnswort) · H. diosmoides (Puerto Rico St. Johnswort) · H. dissimulatum (Disguised St. Johnswort) · H. dolabriforme (Straggling St. Johnswort) · H. drummondii (Nits and Lice) · H. edisonianum (Edison Ascyrum) · H. ellipticum (Pale St. Johnswort) · H. elodes (Marsh Hypericum) · H. exile (Florida Sands St. Johnswort) · H. fasciculatum (Peelbark St. Johnswort) · H. forrestii (Forrests St. Johns Wort) · H. fortuneana 'Purple Fountain' (St. Johns Wort) · H. frondosum (Golden St John´s-Wort) · H. frondosum 'Sunburst' (Cedarglade St. John's Wort) · H. galioides (Bedstraw St. Johnswort) · H. gentianoides (Orangegrass) · H. gramineum (Small St John´s-Wort) · H. graveolens (Mountain St. Johnswort) · H. gymnanthum (Claspingleaf St. Johnswort) · H. harperi (Sharplobe St. Johnswort) · H. hookerianum (Hookers St. Johnswort) · H. humifusum (Trailing St John´s-Wort) · H. humifusum suborbiculatum (Trailing St. Johnswort) · H. hypericoides (Reclining St Andrew's Cross) · H. hypericoides hypericoides (St Andrews Cross) · H. hypericoides multicaule (St. Andrew's Cross) · H. hypericoides subsp. multicaule (St. Andrew's Cross) · H. japonicum (Matted St. Johns Wort) · H. kalmianum (Kalm´s St John´s-Wort) · H. kelleri (Hypericum) · H. lancasteri (Lancasters St. Johns Wort) · H. laricifolium (St. Johns Wort) · H. lissophloeus (Smoothbark St. Johnswort) · H. lloydii (Sandhill St. Johnswort) · H. lobocarpum (Fivelobe St. Johnswort) · H. majus (Large St Johnswort) · H. microsepalum (Flatwoods St. Johnswort) · H. mitchellianum (Blue Ridge St. Johnswort) · H. moseranum 'Tri-Color' (Gold Flower) · H. moserianum (St. Johnswort) · H. multicaule (St. Andrew's Cross) · H. mutilum (Dwarf St Johnswort) · H. myrtifolium (Myrtleleaf St. Johnswort) · H. nitidum (Carolina St. Johnswort) · H. nudiflorum (Early St. Johnswort) · H. oblongifolium (St. Johnswort) · H. olympicum f. minus 'Variegatum' (St. Johns Wort) · H. parvulum (Sierra Madre St. Johnswort) · H. patulum Thunb. 'Sungold' (St. Johns Wort) · H. patulum 'Hidcote' (Hidcote Hypericum) · H. patulum 'Variegatum' (St. Johns Wort) · H. pauciflorum (Fewflower St. Johnswort) · H. perforatum (Common St Johnswort) · H. perforatum chinense (Common St Johnswort) · H. polyphyllum (Rockery St. Johns Wort) · H. prolificum (Cinnamon Stick) · H. pseudomaculatum (False Spotted St. Johnswort) · H. pulchrum (Slender St. Johns Wort) · H. punctatum (Spotted St Johnswort) · H. reductum (St Johns Wort) · H. reptans (Creeping St. John's Wort) · H. revolutum keniense (Forest-Primrose)
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- A biological survey of the sand dune region on the south shore of Saginaw Bay, Michigan. Prepared under the direction of Alexander G. Ruthven. Lansing, Mich.: Wynkoop, Hallenbeck, Crawford co., state printers, 1911. url p. 103.
- A botanical survey of the Sugar Grove region / by Robert F. Griggs. Columbus: Ohio State University, 1914. url p. 318.
- A class-book of botany, designed for colleges, academies, and other seminaries. Illustrated by a flora of northern, middle, and western states; particularly of the United States north of the Capitol, lat. 38 3/4. Claremont, N. H., Manufacturing Co., S. Ide, agent, 1850. url p. 91.
- A class-book of botany: designed for colleges, academies, and other seminaries: in two parts: part I, The elements of botany: part II, The natural orders: illustrated by a flora of the northern, middle, and western states, particularly of the United States north of the Capitol, lat 38 3/4 / by Alphonso Wood. New York: A.S. Barnes & Burr; c1846. url p. 91.
- A class-book of botany; designed for colleges, academies, and other seminaries. .. illustrated by a flora of the northern, middle, and western states; particularly of the United States north of the capitol, lat. 38 3/4 o. Boston, Crocker & Brewster, 1849. url p. 91.
- A flora of the state of New-York: comprising full descriptions of all the indigenous and naturalized plants hitherto discovered in the state: with remarks on their economical and medicinal properties / by John Torrey. Albany: Carroll and Cook, printers to the Assembly, 1843. url p. 87.
- A general history of the dichlamydeous plants, comprising complete descriptions of the different orders; together with the characters of the genera and species, and an enumeration of the cultivated varieties. .. the scientific names accentuated, t By George Don. London, J.G. and F. Rivington [etc.]1831-38. url p. 604.
- A guide to the wild flowers east of the Mississippi and north of Virginia / by Norman Taylor. New York: Greenberg, 1928. url p. 159.
- A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations, Cedar Rapids, Ia., The Torch Press, 1911. url .
- A manual of poisonous plants: chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations / by L.H. Pammel. Cedar Rapids, Iowa: Torch Press, 1910-1911. url p. 630.
- A provisional list of the parasitic fungi of Wisconsin. Madison, 1914 url p. 873, p. 945.
- An illustrated flora of the northern United States, Canada and the British possessions: from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102nd meridian / by Nathaniel Lord Britton and Hon. Addison Brown. New York: Scribner, 1913. url p. 529, p. 533.
- An introduction to the study of botany, including a treatise on vegetable physiology, and descriptions of the most common plants in the middle and northern states. By J.L. Comstock. .. New York, Pratt, Woodford, Farmer & Brace, 1856 [c1854] url p. 381.
- Annals of the Carnegie Museum. [Pittsburgh]: Published by authority of the Board of Trustees of the Carnegie Institute, 1901- url p. 416.
- Annotated list of the ferns and flowering plants of New York state, by Homer D. House. Albany, The University of the state of New York, 1924. url p. 493.
- Annual report of the New Jersey State Museum. Trenton, N.J.: MacCrellish & Quigley, url p. 551, p. 555.
- Aquatic and wetland plants of southwestern United States, by Donovan S. Correll and Helen B. Correll. [Washington]Environmental Protection Agency; [For sale by the Supt. of Docs., U.S. Govt. Print. Off.]1972. url p. 1133.
- Bartonia;proceedings of the Philadelphia botanical club. .. 29 - 41 1957 - 19 Philadelphia, Philadelphia Botanical Club, Academy of Natural Sciences. url p. 10, p. 68.
- Bibliographical index to North American botany; or, Citations of authorities for all the recorded indigenous and naturalized species of the flora of North America, with a chronological arrangement of the synonymy. by Sereno Watson. Washington, Smithsonian Institution, 1878. url p. 127.
- Botany for secondary schools; a guide to the knowledge of the vegetation of the neighborhood, by L. H. Bailey. New York, Macmillan, 1913. url p. 371.
- Britton, N. L. (ed.). North American flora. [New York]New York Botanical Garden. url p. 906.
- Bulletin / Illinois Natural History Survey. Urbana, State of Illinois, Dept. of Registration and Education, Natural History Survey Division, 1918-1985. url p. 517.
- Bulletin / Ohio Biological Survey. Columbus, Ohio: Ohio State University, 1913- url p. 175.
- Bulletin of the British Museum (Natural History). London: The Museum, 1951-1992. url p. 320, p. 322.
- Catalog of Ohio vascular plants, arranged according to the phyletic classification; with notes on the geographical distribution in the state, based mainly on specimens in the State Herbarium, Botanical Laboratory, the Ohio State Univ Columbus, The Ohio State University, 1914. url .
- Catalog of Ohio vascular plants: arranged according to the phyletic classification: with notes on the geographical distribution in the state, based mainly on specimens in the State Herbarium, Botanical Laboratory, the Ohio State Uni by John H. Schaffner. Columbus: Ohio State University, 1914. url p. 175.
- Catalogue of the flowering plants and ferns of Connecticut growing without cultivation / by Charles Burr Graves. .. [et al.]; Committee of the Connecticut Botanical Society. Hartford: Printed for the State Geological and Natural History Survey, 1910. url p. 281.
- Checklist of plants of the Ottawa District. Ottawa, 1958. url p. 61.
- Contributions from the Botanical Laboratory. Philadelphia: University of Pennsylvania Press, 1892- url .
- Erigenia: journal of the Illinois Native Plant Society. Carbondale, Ill.: The Society, 1982- url p. 10, p. 13, p. 18, p. 20, p. 27, p. 42, p. 48, p. 51, p. 86.
- Farm weeds of Canada / by George H. Clark and James Fletcher; with illustrations by Norman Criddle. Ottawa: Dept. of Agriculture, 1923 url p. 113.
- Farm weeds of Canada, by George H. Clark and James Fletcher. With illustrations by Norman Criddle. Published by direction of the Hon. Sydney A. Fisher, Minister of Agriculture, Ottawa, 1909. Ottawa: Govt. Print. Bureau,  url p. 113.
- Field book of American wild flowers; being a short description of their character and habits, a concise definition of their colors, and incidental references to the insects which assist in their fertilization, by F. Schuyler Mathews. 1912 New York, Putnam,  url p. 578.
- Flora Americae Septentrionalis: or, A systematic arrangement and description of the plants of North America. Containing, besides what have been described by preceding authors, many new and rare species, collected during twelve years by Frederick Pursh. .. London: Printed for James Black and son, 1816. url p. 377.
- Flora Malesiana. general editor, C.G.G.J. van Steenis. Djakarta: Noordhoff-Kolff, 1950- url .
- Flora of Delaware and the Eastern Shore: an annotated list of the ferns and flowering plants of the peninsula of Delaware, Maryland and Virginia. [Wilmington]: Society of Natural History of Delaware, 1946. url p. 176.
- Flora of Indiana, by Charles C. Deam. Indianapolis, Wm. B. Burford printing co., contractor for state printing and binding, 1940. url p. 672, p. 674.
- Flora of the Indiana dunes, a handbook of the flowering plants and ferns of the lake Michigan Coast of Indiana and of the Calumet District, by Donald Culross Peattie. Chicago, Field Museum of Natural History, 1930. url p. 263.
- Flowers and insects; lists of visitors of four hundred and fifty-three flowers, by Charles Robertson. Carlinville, Ill., n.p.1928. url p. 112.
- Harper's guide to wild flowers, by Mrs. Caroline A. Creevey. New York, Harper, 1912. url p. 472.
- Hill prairies of Illinois. Urbana, 1955. url p. 433.
- Illinois River Bluffs area assessment / Illinois Department of Natural Resources, Office of Scientific Research and Analysis, [and the] State Geological Survey Division. Springfield, Ill.: Illinois Dept. of Natural Resources, 1998- url p. 170, p. 180.
- Journal of the Kentucky Academy of Science. Lexington, KY: The Academy, 1998- url p. 128, p. 45, p. 60, p. 85.
- Lake Maxinkuckee. A physical and biological survey by Barton Warren Evermann and Howard Walton Clark. [Indianapolis]Dept. of Conservation, State of Indiana [Wm. B. Burford, printer]1920. url p. 366.
- Lake Maxinkuckee. a physical and biological survey by Barton Warren Evermann and Howard Walton Clark. [Indianapolis, Wm. B. Burford, printer]1920. url p. 366.
- Lake Maxinkuckee: a physical and biological survey / by Barton Warren Evermann and Howard Walton Clark. Indianapolis: Dept. of Conservation, 1920. url p. 366.
- Leaf-mining insects / by James G. Needham, Stuart W. Frost, Beatrice H. Tothill. Baltimore: The Williams & Wilkins company, [c1928] url p. 311.
- Miscellaneous papers on the botany of Michigan, by C. K. Dodge. Prepared under the direction of Alexander G. Ruthven. Published as a part of the Annual report of the Board of Geological Survey for 1920. Lansing, Mich., Wynkoop Hallenbeck Crawford, State Printers, 1921. url p. 154.
- National list of scientific plant names. [Washington, D.C.]: U.S. Dept. of Agriculture, Soil Conservation Service, 1982- url p. 213.
- Natural history of New York. Albany: D. Appleton: 1842-1894. url p. 87, p. 87.
- New York State Museum bulletin. Albany, N.Y.: University of the State of New York, 1916-1944. url p. 51, p. 99.
- Phytologia. Bronx Park, New York, H.A. Gleason and H.N. Moldenke, url p. 119, p. 135, p. 364, p. 427, p. 5, p. 69.
- Proceedings of the Academy of Natural Sciences of Philadelphia. Philadelphia, Academy of Natural Sciences of Philadelphia url p. 545, p. 545, p. 568, p. 568, p. 704, p. 704.
- Proceedings of the Indiana Academy of Science. Indianapolis, Ind.[s.n.] url p. 134, p. 147.
- Recent advances in cytology, by C. D. Darlington. With a foreword by J. B. S. Haldane. With 16 plates, 160 text-figures and 81 tables. Philadelphia, P. Blakiston's son & co., inc., 1937. url p. 338, p. 610.
- Report of the Michigan Academy of Science. Lansing, Mich.: The Academy, 1904-1916. url p. 178.
- Report of the State Botanist. Albany, N.Y.: University of the State of New York, 1898-1925. url , .
- Reports of the Survey. Botanical series. Minneapolis [etc.]1892- url p. 363.
- Rock River area assessment / Illinois Department of Natural Resources, Office of Scientific Research and Analysis, Natural History Survey Division, in conjunction with State Geological Survey Division. Springfield, IL: Illinois Dept. of Natural Resources, 1996- url p. 127, p. 71.
- Synoptical flora of North America. New York, American Book Company, 1878-1895/97 [v.2, pt. 1, 1878] url p. 288.
- The American farmer's encyclopedia: embracing all the recent discoveries in agricultural chemistry, and the use of mineral, vegetable and animal manures, with descriptions and figures of American insects, injurious to vegetation. Being by Gouverneur Emerson, of Pennsylvania, upon the basis of Johnson's Farmer's encyclopedia. New York: A.O. Moore, Agricultural Book Publisher, 1858, [c1857] url p. 678.
- The Canadian entomologist. Ottawa [etc.]Entomological Society of Canada [etc.] url p. 235.
- The Gardeners' chronicle: a weekly illustrated journal of horticulture and allied subjects. London: [Gardeners Chronicle], 1874-1955. url p. 144.
- The Metaspermae of the Minnesota Valley: a list of the higher seed-producing plants indigenous to the drainage-basin of the Minnesota River / by Conway MacMillan. Minneapolis: Geological and Natural History Survey of Minnesota, 1892. url p. 363, p. 792.
- The Metaspermae of the Minnesota valley; a list of the higher seed-producing plants indigenous to the drainage-basin of the Minnesota river. Minneapolis[Harrison & Smith, State Printers]1892 url p. 363, p. 792.
- The Review of applied entomology. Farnham Royal, Eng., etc.: Commonwealth Agricultural Bureaux, etc. url p. 657.
- The University of Kansas science bulletin. 39 1958 [Lawrence]: University of Kansas, 1902-1996. url p. 139, p. 167, p. 566.
- The chromosomes. New York, Chemical Pub. Co., 1937. url p. 116, p. 126, p. 93.
- The elements of genetics / C. D. Darlington and K. Mather. New York: Macmillan, 1950. url p. 130.
- The farmer's encyclopædia, and dictionary of rural affairs; embracing all the most recent discoveries in agricultural chemistry. Adapted to the comprehension of unscientific readers. .. By Cuthbert W. Johnson. .. Adapted to the United States by Gouverneur Emerson. Philadelphia, Carey and Hart, 1844. url p. 678.
- The flora of the town of Southold, Long Island, and Gardiner's Island / New York: Torrey Botanical Club, 1914? url p. 246.
- The native flora of the vicinity of Cold Spring Harbor, L.I., New York. n.p., 1925 url p. 182.
- The plants of Michigan; simple keys for the identification of the native seed plants of the state, by Henry Allan Gleason. Ann Arbor, G. Wahr, c1918. url p. 73.
- The plants of Southern New Jersey with especial reference to the flora of the pine barrens and the geographic distribution of the species. Trenton, N. J., 1911. url , .
- The plants of Southern New Jersey; with especial reference to the flora of the Pine Barrens and the geographic distribution of the species. Trenton, 1911. url p. 551, p. 555.
- The plants of southern New Jersey; with especial reference to the flora of the pine barrens and the geographic distribution of the species. Trenton, 1911. url p. 555.
- Torreya. Burlington, Vt., Torrey Botanical Club, 1901-1945. url p. 246, p. 38, p. 45, p. 74.
- Transactions of the Kentucky Academy of Science. [Lexington, Ky.]Kentucky Academy of Science, 1923-1997. url p. 144, p. 146, p. 176, p. 188, p. 199, p. 4, p. 43, p. 48, p. 68, p. 94.
- Vascular plants of the Sangamon River basin; annotated checklist and ecological summary [by] Almut G. Jones and David T. Bell. [Urbana], University of Illinois at Urbana-Champaign, College of Agriculture,  url p. 10, p. 6, p. 7.
- Wild flowers; New York, Macmillan Co., 1934. url .
- Brands, S.J. (comp.) 1989-present. The Taxonomicon. Universal Taxonomic Services, Zwaag, The Netherlands. Accessed January 31, 2012.
Accessed through GBIF Data Portal November 21, 2007:
- Missouri Botanical Garden, Missouri Botanical Garden
- US National Plant Germplasm System, United States National Plant Germplasm System Collection
- USDA PLANTS, USDA PLANTS Database
- University of Alabama Biodiversity and Systematics, Herbarium
- Biodiversity Heritage Library NamebankID: 2647478
- Catalogue of Life Accepted Name Code: ITS-21422
- Global Biodiversity Information Facility Taxonkey: 13741188
- Globally Unique Identifier: urn:lsid:ipni.org:names:433770-1
- GRIN Nomen Number: 311298
- Integrated Taxonomic Information System (ITIS) Taxonomic Serial Number (TSN): 21422
- International Plant Names Index (IPNI) ID: 433769-1
- Natural Heritage Network Species Identifier: PDCLU031D0
- U.S.D.A. Plant Symbol: HYSU4
- Zipcode Zoo Species Identifier: 42183
- Xi-wen Li & Norman K. B. Robson "Hypericum". in Flora of China Vol. 13 Page 1, 2. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
- Mean = 240.230 meters (788.156 feet), Standard Deviation = 177.820 based on 1,022 observations. Altitude information for each observation from British Oceanographic Data Centre. [back]