The Scientific Notebooks of German Orchidologist Friedrich Wilhelm Ludwig Kränzlin

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Pages That Mention Spiranthes autumnalis

[Descriptions of orchid genera] [manuscript], 1880-1908. Manuscript 10

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Species paucae in Germaniae pascuis obviae, inflorescentia spirali a reliquis Orchideis indigenis distinctae.

Rich. Orch. Europ. l. c. p. 5o. Lin. Gen. pl. ed. Spr. n. 3324.

EXPLICATIO FIGURARUM

1. Spiranthes autumnalis R. magn. nat. 2. Flos cum bractea, a latere visus, man. auct. 3. Idem, sublata bractea del. 4. Labellum. 5. Germen cum gynostemio a latere visum, a. anthera, p. pollen, pr. proscolla. 6. Gynostemium, ita del. ut anthera adhucdum clausa, rostellum cum proscolla et stigma conspiciantur. 7. Anthera, a facie inferiori visa. 8. Eadem, aperta et effocta. 9. Pollinaria proscollae affixa. 10. Pollen. 11. Stigma cum rostello et proscolla. 12. Idem, sublata proscolla. 13. Sectio transversalis germinis. 14. Capsula matura, magn. nat. 15. Eadem, magn. aucta. 16. Semen.

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XXV. On the Neottia gemmipara of Smith. By Charles C. Babington, Esq., M.A., F.L.S., F.G.S. &c.

Read March 5th, 1844.

THE good fortune having occurred to me of being one of the very few botanists who have seen the rare Irish plant called Neottia gemmipara by Sir J. E. Smith, I have drawn up the following description of fresh specimens; and Mr. Sowerby has kindly presented me with the beautiful drawing represented on the accompanying plate.

Root of two thick fleshy cylindrical blunt tubers, of about an inch long. At the top of the tubers a bud is usually to be found (not a hybernaculum as represented in Eng. Bot. Suppl.), but it is not remarkable or constant enough to require particular notice. Stalk erect, 5 or 6 inches high, glandular above, bearing two or three smooth triangular-lanceolate attentuated sheathing small adpressed leaves. The radical leaves linear-laneolate, acute, shorter than the stem, about 4 in number, covering the lower half of the stalk, 2 or 3 inches long; the outermost narrowed considerably below and clasping; the others with a long sheathing base, broadest at the top of the sheath. Spike 1 to 1 1/2 inch long, oblong, dense, erect; of from 20 to 30 rather large milk-white flowers closely placed in three spirally-twisted rows, and each accompanied by a smooth triangular-lanceolate bract, the one or two lowermost of which slightly exceed the length of the flowers, but the rest scarcely equal them. Sepals and two upper petals adhering together and connected through a considerable space from their base in front, their tops free, linear, blunt. Lip spathulate, blunt, crenate; its base very broad, thick, glandular externally, channelled by the inflexion of the sides, and almost inclosing the shortly-stalked column, equalling the sepals. Operculum ovate, acute, dark brown, springing from within the hollowed extremity of the column. Rostellum of the stigma deeply bifid with flattened subulate very acute points, having an elongate linear bluntish dark brown appendage (proscolla) between and extending beyond them. There is a slight blunt projection between the operculum and the rostellum, which seems to represent the intermediate processes which are found in Spiranthes autumnalis and S. æstivalis.

It will be seen from the above description that the plan under consideration

2 M 2

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Mr. Babington on the Neottia gemmipara of Smith. 263

[following] extract from Mr. J. Drummond's original journal, where it appears under the date of August 3rd; no year is stated, but it must have been, in Mr. Hinck's opinion, 1809 or 1810: -"The following day I spent on Bear Island. I found nothing new upon it, but I found a very curious species of Ophrys, which I believe to be new, upon the main land opposite the western redoubt, growing in a salt marsh near the shore; it was in very small quanttity. I only found two specimens." One of these two is probably the specimen now preserved in Sir. J. E. Smith's Herbarium. From that time until recently the plant was not noticied by any botanist; but within the last few years it has been again discovered near to, but probably not in exactly, the original spot by Dr. P. A. Armstrong, a physician resident at Castleton Bearhaven, in the county of Cork, growing in small quantity within less than a mile of that town. He kindly conducted Mr. E. Winterbottom and myself to its station on the 30th of September 1843. We there saw about twelve specimens, several of which had been destroyed by cattle, and all the remainder were in rather an advanced state of flowering. This plant seems to be confined to a very few spots near to the sea-shore of that district, occupying the drier parts of rather boggy fields.

EXPLANATION OF THE PLATE. TAB. XXXII.

Fig. 1. Spiranthes cernua, natural size. Fig. 2. A flower and bract, magnified. Fig. 3. A flower with the sepals and petals removed, to show the column. Fig. 4. The column of Spiranthes autumnalis, to show the difference.

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