Common Names in English:
Mountain 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.
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.
Culture: Space 18-36" apart. Likes cool areas.
Soil: Prefers organic soil. Needs well-drained soil. Good for dry soils.
Sunlight: Sun Exposure: Full sun to part shade.
Temperature: Cold Hardiness: 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b. (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
: Buckley Publication
: in Amer. J. Sci. xlv. (1843)
Name Status: Accepted Name .
Last scrutiny: 15-Mar-2000
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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- 1997 IUCN red list of threatened plants Cambridge: IUCN, World Conservation Union, 1998 url p. 298.
- 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. 534, p. 534.
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- Bulletin of the British Museum (Natural History). London: The Museum, 1951-1992. url p. 321.
- Bulletin of the Natural History Museum. London: The Natural History Museum, c1993-2002. url p. 43.
- Bulletin of the Torrey Botanical Club. 18 1891 New York: Torrey Botanical Club, 1870-1996 url p. 192.
- First lessons in botany and vegetable physiology: to which is added a copious glossary, or dictionary of botanical terms / by Asa Gray. New York: Ivison & Phinney, 1857. url p. 121.
- Flora of Indiana, by Charles C. Deam. Indianapolis, Wm. B. Burford printing co., contractor for state printing and binding, 1940. url p. 1074, p. 672.
- Flora of the southeastern United States; being descriptions of the seed-plants, ferns and fern-allies growing naturally in North Carolina, South Carolina, Georgia, Florida, Tennessee, Alabama, Mississippi, Arkansas, Louisiana, and in Oklahom by John Kunkel Small. New York, The author, 1913. url p. 790, p. 790.
- Genera florae Americae boreali-orientalis illustrata. The genera of the plants of the United States illustrated by figures and analyses from nature, Boston: J. Munroe and Co., 1848-49. url .
- Gray's School and field book of botany: consisting of "Lessons in botany" and "Field, forest, and garden botany" bound in one volume. New York: American Book Company, [between 1895 and 1900]. url p. 108.
- Gray's lessons in botany and vegetable physiology, illus. by over 360 wood engravings, from original drawings, by Isaac Sprague. To which is added a copious glossary, or dictionary of botanical terms. By Asa Gray. Chicago, Ivison, Blakeman, Taylor & co. url p. 121.
- Gray's school and field book of botany. Consisting of "Lessons in botany, " and "Field, forest, and garden botany, " bound in one volume. New York, American book company, 1901?, c1887 url p. 108.
- Introduction to structural and systematic botany and vegetable physiology: being a fifth and revised edition of The botanical text-book / by Asa Gray. New York: Ivison, Blakeman, Taylor, 1877. url p. 293.
- Journal of the Elisha Mitchell Scientific Society. Chapel Hill, N.C. [etc.]Elisha Mitchell Scientific Society [etc.] url p. 107, p. 107.
- Journal of the New York Botanical Garden. 35 1934 Lancaster, Pa.: Published for the Garden by the New Era Printing Co., 1900- url p. 113, p. 84.
- Lessons in botany and vegetable physiology, illus. by. .. Isaac Sprague. To which is added a copious glossary, or dictionary of botanical terms. New York, Ivison, Phinney, Blakeman, 1872 [c1868] url p. 121.
- List of Pteridophyta and Spermatophyta growing without cultivation in northeastern North America. Prepared by a Committee of the Botanical Club, American Association for the Advancement of Science. New York, 1894. url p. 225.
- Manual of the flora of the northern states and Canada / by Nathaniel Lord Britton. New York: Holt, 1905. url p. 627.
- Memoirs of the Torrey Botanical Club. 5 1893 - 18 Durham, N.C.: Published for the Club by the Seeman Printery, 1889- url p. 225.
- National list of scientific plant names. [Washington, D.C.]: U.S. Dept. of Agriculture, Soil Conservation Service, 1982- url p. 213.
- Plant names, scientific and popular, including in the case of each plant the correct botanical name in accordance with the reformed nomenclature, together with botanical and popular synonyms. .. Comp. from the most authentic sources by A. B. Lyons. Detroit, Nelson, Baker & Co., 1900. url p. 197.
- Smithsonian miscellaneous collections. 15 1878 Washington: Smithsonian Institution, 1862-1968. url p. 127.
- Southern wild flowers and trees, together with shrubs, vines and various forms of growth found through the mountains, the middle district and the low country of the South, by Alice Lounsberry, with plates, vignettes and diagrams by Mrs. E. Rowan, with an introduction by C. D. Beadle. New York, Stokes url p. 339.
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- Text-book of western botany: consisting of Coulter's Manual of the botany of the Rocky mountains, to which is prefixed Gray's lessons in botany. For the use of schools and colleges between the Mississippi river and the Rocky moun Chicago: Ivison, Blakeman, Taylor, and Company, 1885. url p. 121.
- The Magazine of horticulture, botany, and all useful discoveries and improvements in rural affairs. Boston: Hovey and Co., 1837- url p. 303.
- The Tennessee flora; with special reference to the flora of Nashville. Phaenogams and vascular cryptogams, by August Gattinger. Nashville, Tenn.The author, 1887. url p. 9.
- The elements of botany for beginners and for schools / New York: American Book Co., c1887. url .
- The flora of Tennessee and a philosophy of botany: respectfully dedicated to the citizens of Tennessee / by Augustin Gattinger. Nashville: Press of Gospel Advocate Pub. Co., 1901. url p. 120.
- Torreya. Burlington, Vt., Torrey Botanical Club, 1901-1945. url p. 85, p. 90.
- Brands, S.J. (comp.) 1989-present. The Taxonomicon. Universal Taxonomic Services, Zwaag, The Netherlands. Accessed January 31, 2012.
Accessed through GBIF Data Portal February 02, 2008:
- US National Plant Germplasm System, United States National Plant Germplasm System Collection
- USDA PLANTS, USDA PLANTS Database
- Biodiversity Heritage Library NamebankID: 2647496
- Catalogue of Life Accepted Name Code: ITS-21442
- GRIN Nomen Number: 447468
- Integrated Taxonomic Information System (ITIS) Taxonomic Serial Number (TSN): 21442
- International Plant Names Index (IPNI) ID: 433468-1
- Natural Heritage Network Species Identifier: PDCLU030V0
- U.S.D.A. Plant Symbol: HYGR3
- Zipcode Zoo Species Identifier: 43730