. Annual report. New York State Museum; Science -- New York (State); Plants -- New York (State); Animals -- New York (State). 80 NEW YORK STATE MUSEUM. Figure X Showy Ladies'-tresses (I L i d i u m c e r n u u m (Linnaeus) House) a spike, 4 to 5 inches long and one-half to two-thirds of an inch thick; flowers spread- ing or nodding, each about five-twelfths of an inch long in three rows; lip oblong or ovate, rounded at the apex, crenulate or crisped on the margin. Flowering in late summer and autvimn. Another common species of Ladies'-tresses is I b i d i u m strictum (Rydberg) House, perhaps
. Annual report. New York State Museum; Science -- New York (State); Plants -- New York (State); Animals -- New York (State). 80 NEW YORK STATE MUSEUM. Figure X Showy Ladies'-tresses (I L i d i u m c e r n u u m (Linnaeus) House) a spike, 4 to 5 inches long and one-half to two-thirds of an inch thick; flowers spread- ing or nodding, each about five-twelfths of an inch long in three rows; lip oblong or ovate, rounded at the apex, crenulate or crisped on the margin. Flowering in late summer and autvimn. Another common species of Ladies'-tresses is I b i d i u m strictum (Rydberg) House, perhaps only a race of I b i d - ium romanzof f ianum, which has the sepals and petals coherent and connivent into a hood. It is common in bogs and swamps during July and August. Southern Twayblade {OpJirys aiistnilis (Lindleyj House) {Listcra aiistralis Lindley) Figure XI The Twayblades are among the smallest of our native orchids and require sharp eyes to detect them among the recesses of the forest or bogs. The Southern Twayblade is about 5 to 10 inches tall, with two ovate, rather pointed, smooth and shining sessile leaves slightly above the middle of the stem. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New York State Museum; University of the State of New York. Albany, N. Y. : University of the State of New York
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