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Comparative rates of pollination and fruit set in widely separated populations of a rare orchid (Cypripedium fasciculatum).
Reproductive biology of an endemic orchid Cypripedium smithii in China and reproductive isolation between C.
Floral fragrance variation in Cypripedium: implications for evolutionary and ecological studies.
An ecological study of Cypripedium passerinum Rich.
Cypripedium, supposedly the most primitive of the three, has presumably evolved its species karyotypes in different ways, resulting in, at one extreme, C.
To do this, we averaged all entries for those taxa examined by different authors (e.g., Cephalanthera rubra, Cypripedium parviflorum var.
RC of Catalonia (Danger of Extinction) Cypripedium EN RC of Aragon (Danger of calceolus L.
In vitro seed germination often allows greater seed germination than in nurseries, probably because in vitro conditions are more suitable for germination processes and early seedling development (NOLETO & SILVEIRA, 2004), such as observed for Dendrocalamus membranaceus Munro (BRAR et al., 2013) and Cypripedium (ZENG et al., 2013).
Alton Lindsey conducted the first cursory floral survey in 1972 and reported Cypripedium acaule, Lycopodium clavatum, twenty living tamarack trees, and an open Acer canopy forming above the tamarack (Swinehart 1994).
Three species, including Caltha palustris, Cypripedium acaule, and Platanthera ciliaris, were documented with photographs only.