1 / 32

Orchids of Ohio

Orchids of Ohio. Blair (1909) vs. Today Selected Ohio Species & Their Distribution. LOCAL FLORA – Lecture 3.1 Dr. Donald P. Althoff. Kate Blair - 1909. Published “The Orchids of Ohio” in The Ohio Naturalist 10(2):24-35

lorenzo
Download Presentation

Orchids of Ohio

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Orchidsof Ohio Blair (1909) vs. Today Selected Ohio Species & Their Distribution LOCAL FLORA – Lecture 3.1 Dr. Donald P. Althoff

  2. Kate Blair - 1909 • Published “The Orchids of Ohio” in TheOhio Naturalist 10(2):24-35 • Noted 21 genera and 37 species for Ohio…and noted “…two or three others that are doubtful” (p24) • “…peculiar ___________ for insect pollinations” (p24) • “…some of the Cypripediums are known to be ____________ to the touch.” (p24) • Paper include key and counties found in Ohio

  3. Blair (1909) vs. Recent Taxonomy • Compiled list of Ohio orchards (see handout) • USDA site indicates all ____ species Blair listed for Ohio currently still listed for Ohio • ____ out of the ___ (65%) now have different scientific name (either genus, species, or both) • ____ out of the ___ (68%) are listed as being present in SE Ohio (USDA distribution maps)

  4. Some Orchid Characteristics • simple leaves with parallel veins common • leaves often ovate, lanceolate, or orbicular • __________ • _______flowers or…..________ or ___________ inflorescence

  5. Orchid terminology • _________ vs. orchids • __________ vs. lady’s • fringed vs. _____________ orchids • _____ – modified petal

  6. Modified “lip” = _________ orchids Ragged fringed orchis (green fringed orchis) Smaller purple fringed orchis

  7. _____________________ Platantheraciliaris– USDA Habenariaciliaris– N & P

  8. yellow fringed orchid Modified “lip”

  9. ______________________ Platantherablephariglottis– USDA Habenariablephariglottis– N & P

  10. white fringed orchid Modified “lip”

  11. _______________________ Platantherapsycodes– USDA Habenariapyscodes– N & P

  12. small purple fringed orchid Modified “lip”

  13. __________________= ragged orchid Platantheralacera– USDA Habenarialacera– N & P

  14. green fringed orchid = ragged orchid Modified “lip”

  15. ____________________orchid Platantheraleucophaea– USDA Habenarialeucophaea– N & P

  16. prairie white fringed orchid Modified “lip”

  17. purple _______________ orchid Platantheraperamonea– USDA Habenariaperamonea– N & P

  18. purple fringeless orchid Modified “lip”

  19. ____________________“lip” • Pink lady’s slipper = moccasin mouth • Yellow lady’s slipper • Showy lady’s slipper • Small yellow lady’s slipper • Rose pogonia = snakemouth = snakemouth orchid • Nodding pogonia = three-birds • Arethusa = dragon’s mouth

  20. Modified “lip” = crested or pouched lip Yellow Lady’s Slipper Rose Pogonia = Snakemouth

  21. nodding pogonia = _____________ Triphoratrianthophora

  22. arethusa = _______________ Artethusabulbosa ______________only –offer __________yet bee-pollinated

  23. Other variations/oddities • Grass pink = calopogon • Hooded ladies’ tresses, nodding ladies’ tresses, etc. – __________________ • Coralroots (early, late, large, Wister’s) – ________, _____________, depend on _______________ in their roots to obtain nutrients (saprophytic plants)

  24. ___________= calopogon Calopogontuberosus– USDA Calopogonpuchellus– P & N Cluster of ______ flowers

  25. Modified “lip” that is __________ grass pink

  26. _________ ladies’ tresses Spiranthesromanzoffiana

  27. ___________ ladies’ tresses Spiranthescernua Bogs, meadows, _______________ flower spike Clear Creek Metro Park

  28. “lip” comparisons (curve)flower spike not one-sided Slender ladies‘ tresses Nodding ladies‘ tresses

  29. _____________ 1 Corallorhizamaculata- large Corallorhizawisteriana – Wister’s Corallorhizaodontorhiza – late/ autumn/small-flowered stems ____________ or _______________ 2 3 2 3 1

  30. Coral roots Large, summer, spotted autumn Wister’s

  31. Charles Darwin • Published _______________________in 1862 (Origin of Species in 1859 for first edition, but had 6 editions overall (last in 1872—the “final” short title) • Described complex mechanisms (i.e., co-evolving with insects) to achieve cross-pollination • Used orchids to support theory of evolution: “In my examination of Orchids, hardly any fact has so much struck me as the endless __________ _____________...for gaining the very same end, namely, the fertilisation of one flower by the pollen of another.”

  32. #1 in Ohio _________________________ Goodyerapubescans

More Related