Listrostachys
Read about Listrostachys in the Standard Cyclopedia of Horticulture
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Listrostachys (Greek, shovel or hoe, and spike). Orchidaceae. Orchids with the habit of Angraecum. Racemes many-flowered; sepals and petals alike, spreading; lip adnate to the foot of the column, with a long thin or reflexed spur; column bent back against the dorsal sepal; pollinia 2, upon divided stalks.—About 60 species, in Trop. Afr. —L. bidens, Rolfe. Free-flowering epiphytal orchid from W. Tropical Africa: stems elongated, many-leaved: leaves thick, ovate-oblong, obliquely 2-lobed: flowers fragrant, many, in slender hanging racemes, white or pinkish, the spur as long as the lip. —L. bracteosa, Rolfe. Stem very short: racemes axillary, few-flowered.; flowers pale yellowish green, fleshy. Mauritius. —L. caudata, Reichb. f. (Angnecum caudatum, Lindl.). Racemes zigzag. 5- or more-fid.; flowers distant, about 3 inches across; sepals and petals linear-lanceolate, olive-green, flushed with pale brown; lip clawed, obcordate-cuneate; spur pale brown, 8-9 inches long. Sierra Leone. —L. Chailluana, Reichb. f. (Angraecum Chailluanum, Hook. f.). Leaves up to 8 inches long, 1 ½ inches broad: racemes 6-10- flowered; flowers milk-white; spur slender, flexuous, greenish. W. Africa. —L.dactyloceras, Reichb. f. About 3 inches high: leaves very fleshy, sword-shaped: flowers white. W. Tropical Africa. —L. fimbriata, Rolfe. Flowers translucent white, with slight greenish tinge; spur long and slender. Uganda. —L. forsipata, Kranzl. Plant small: flowers pellucid, white. Tropical Africa. —L hamata, Rolfe. Remarkable for having all the long spurs hooked at the tip: flowers white, with green spur. W. Tropical Africa. —L. imbricata, Rolfe. Plant very small: spike about 7-flowered; flowers white, small. Trop. Afr. —L. Kindtiana, Wildem. Dwarf: racemes short, dense; flowers yellow, star-shaped. Congo. —L. Monteirae, Reichb. f. (Angraecum antennatum, Kranzl.). Robust epiphyte from W. Tropical Africa, sometimes met with in cultivation: 1-2 feet, bearing roots toward the base: leaves oblong or obovate-oblong, obliquely bilobed: racemes erect, many-flowered, 6-12 inches long; flowers yellowish white, the upper part of spur ochreous and the base light green. —L. pellucida, Reichb. f. (Angraecum pellucidum, Lindl.). Racemes pendulous, many-flowered.; flowers semi-transparent, spiral, yellowish white; lip cordate, truncate at apex, fimbriate; spur short. Sierra Leone. —L. vandaeformis, Kranzl. Plant very large: racemes nodding, many-flowered.; flowers yellow. W. Tropical Africa. —L. Whytei. Rolfe. Racemes several-flowered.; flowers small, sweet-scented, white, wax-like, with pointed brown-tipped spurs. Uganda.
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References
- Standard Cyclopedia of Horticulture, by L. H. Bailey, MacMillan Co., 1963
External links
- w:Listrostachys. Some of the material on this page may be from Wikipedia, under the Creative Commons license.
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