FLORAL BIOLOGY OF ARETHUSA-BULBOSA, CALOPOGON-TUBEROSUS, AND POGONIA-OPHIOGLOSSOIDES (ORCHIDACEAE)

[11] MAZOKHINPORSHNY.GA, 1969, INSECT VISION

[12] Meeuse B., 1961, STORY POLLINATION, P243

[13] MOSQUIN T, 1970, Canadian Field-Naturalist, V84, P291

[14] PEPPER A, 1963, FRONTIERS, V27, P136

[15] Robertson C, 1887, BOT GAZETTE CHICAGO, V12, P288, DOI [10.1086/326202, DOI 10.1086/326202]

[16] THIEN LB, 1960, AM J BOT, V57, P1031

[17] van der Pijl L., 1966, ORCHID FLOWERS THEIR

[11] MAZOKHINPORSHNY.GA, 1969, INSECT VISION

[12] Meeuse B., 1961, STORY POLLINATION, P243

[13] MOSQUIN T, 1970, Canadian Field-Naturalist, V84, P291

[14] PEPPER A, 1963, FRONTIERS, V27, P136

[15] Robertson C, 1887, BOT GAZETTE CHICAGO, V12, P288, DOI [10.1086/326202, DOI 10.1086/326202]

[16] THIEN LB, 1960, AM J BOT, V57, P1031

[17] van der Pijl L., 1966, ORCHID FLOWERS THEIR