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Description ( anglais )

fourni par eFloras
Plants 18–45 cm. Leaves 2, in subequal basal pair, spreading-ascending or lying on ground; bracts 0(–1, very rarely); blade orbiculate, broadly elliptic, or obovate, 5–17 × 4–13 cm. Spikes lax. Flowers resupinate, not showy; calyx green; corolla commonly yellowish green; lateral sepals reflexed; petals narrowly lanceolate-falcate, margins entire; lip projecting to porrect, lanceolate to narrowly lance-rhombic, without basal thickening, 8–23 × 1–6 mm, margins entire; spur slenderly conic, 11–27 mm; rostellum lobes very wide-spreading, angular; pollinaria nearly straight; pollinia remaining enclosed in anther sacs; viscidia suborbiculate; ovary slender to rather stout, mostly 8–20 mm. 2n = 42.
licence
cc-by-nc-sa-3.0
droit d’auteur
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
citation bibliographique
Flora of North America Vol. 26: 553, 555 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
rédacteur
Flora of North America Editorial Committee
projet
eFloras.org
original
visiter la source
site partenaire
eFloras

Distribution ( anglais )

fourni par eFloras
Man., N.B., Nfld. and Labr. (Nfld.), N.S., Ont., P.E.I., Que.; Conn., Ill., Ind., Iowa, Maine, Mass., Mich., Minn., Ohio, Pa., N.H., N.J., N.Y., R.I., Vt., Wis.
licence
cc-by-nc-sa-3.0
droit d’auteur
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
citation bibliographique
Flora of North America Vol. 26: 553, 555 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
rédacteur
Flora of North America Editorial Committee
projet
eFloras.org
original
visiter la source
site partenaire
eFloras

Flowering/Fruiting ( anglais )

fourni par eFloras
Flowering May--Aug.
licence
cc-by-nc-sa-3.0
droit d’auteur
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
citation bibliographique
Flora of North America Vol. 26: 553, 555 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
rédacteur
Flora of North America Editorial Committee
projet
eFloras.org
original
visiter la source
site partenaire
eFloras

Habitat ( anglais )

fourni par eFloras
Dry to mesic coniferous and deciduous forest; mostly 0--500m.
licence
cc-by-nc-sa-3.0
droit d’auteur
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
citation bibliographique
Flora of North America Vol. 26: 553, 555 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
rédacteur
Flora of North America Editorial Committee
projet
eFloras.org
original
visiter la source
site partenaire
eFloras

Synonym ( anglais )

fourni par eFloras
Habenaria hookeri Torrey ex A. Gray, Ann. Lyceum Nat. Hist. New York 3(first printing): 228. 1835; H. hookeri var. abbreviata Fernald; Platanthera hookeri var. abbreviata (Fernald) W. J. Schrenk
licence
cc-by-nc-sa-3.0
droit d’auteur
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
citation bibliographique
Flora of North America Vol. 26: 553, 555 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
rédacteur
Flora of North America Editorial Committee
projet
eFloras.org
original
visiter la source
site partenaire
eFloras

Platanthera hookeri ( anglais )

fourni par wikipedia EN

Platanthera hookeri, otherwise known as Hooker's orchid or Hooker's bog orchid, is a perennial wildflower in the genus Platanthera that can be found in temperate regions of North America ranging from Iowa to Newfoundland.[2]

Characteristics

Hooker's orchid prefers partial shade and is found in dry or mesic forests and either deciduous or coniferous woodlands.[2]

Leaf structure

Basal and opposite, the two leaves for this orchid are found nearly flat on the ground. The leaves are round in shape with the edges and surface being smooth but wrinkled.[2]

Pollination and flowers

Platanthera hookeri 3-eheep (5098051574).jpg

Hooker's orchid flowers take bloom in June and July and are pollinated by skippers and nocturnal moths.[3][4] Though the flowers are hook-like in shape, the plant is actually named after William Jackson Hooker (1785-1865).[5] The plant typically has between 6 and 25 yellow-green, bractless flowers with the lateral petals and the dorsal sepal converging towards each other while the labellum curves upward.[2][3]

Uses

The roots of Platanthera hookeri are used to calm the nerves, to relieve urinary and gastric issues, and as a stimulant.[1]

References

  1. ^ a b Umberto Quattrocchi (2012). CRC World Dictionary of Medicinal and Poisonous Plants: Common Names, Scientific Names, Eponyms, Synonyms, and Etymology. CRC Press. ISBN 9781420080445.
  2. ^ a b c d "Platanthera hookeri". North American Orchid Conservation Center (NAOOC), Smithsonian Environmental Research Center. 2018.
  3. ^ a b Chayka, Katy; Dziuk, Peter (2016). "Platanthera hookeri". Minnesota Wildflowers.
  4. ^ Argue, Charles L. (2012). "Platanthera Group". The Pollination Biology of North American Orchids: Volume 1. Springer. pp. 109–121. doi:10.1007/978-1-4614-0592-4_10. ISBN 978-1-4614-0592-4.
  5. ^ "Platanthera hookeri". Native Plant Database. Lady Bird Johnson Wildflower Center, University of Texas at Austin.
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cc-by-sa-3.0
droit d’auteur
Wikipedia authors and editors
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wikipedia EN

Platanthera hookeri: Brief Summary ( anglais )

fourni par wikipedia EN

Platanthera hookeri, otherwise known as Hooker's orchid or Hooker's bog orchid, is a perennial wildflower in the genus Platanthera that can be found in temperate regions of North America ranging from Iowa to Newfoundland.

licence
cc-by-sa-3.0
droit d’auteur
Wikipedia authors and editors
original
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wikipedia EN

Platanthera hookeri ( vietnamien )

fourni par wikipedia VI

Platanthera hookeri là một loài thực vật có hoa trong họ Lan. Loài này được (Torr.) Lindl. miêu tả khoa học đầu tiên năm 1835.[1]

Hình ảnh

Chú thích

  1. ^ The Plant List (2010). Platanthera hookeri. Truy cập ngày 7 tháng 6 năm 2013.

Liên kết ngoài


Hình tượng sơ khai Bài viết tông Lan này vẫn còn sơ khai. Bạn có thể giúp Wikipedia bằng cách mở rộng nội dung để bài được hoàn chỉnh hơn.
licence
cc-by-sa-3.0
droit d’auteur
Wikipedia tác giả và biên tập viên
original
visiter la source
site partenaire
wikipedia VI

Platanthera hookeri: Brief Summary ( vietnamien )

fourni par wikipedia VI

Platanthera hookeri là một loài thực vật có hoa trong họ Lan. Loài này được (Torr.) Lindl. miêu tả khoa học đầu tiên năm 1835.

licence
cc-by-sa-3.0
droit d’auteur
Wikipedia tác giả và biên tập viên
original
visiter la source
site partenaire
wikipedia VI