Adiciones a la orquidoflora de la provincia de Valladolid y zonas limítrofes

Additions to the orchid flora obtained during field work and bibliographic search are presented in this work. With 5 new taxa for the province [Epipactis atrorubens (Hoffm.) Besser., Himantoglossum hircinum (L.) Spreng, Neotinea maculata (Desf.) Stearn., Orchis langei K. Richt. and Orchis papilionacea L.], nowadays, the orchid flora from Valladolid has a total of 27 taxa included in 11 genera, 2 of these genera are also new for the province (Himantoglossum Spreng. and Neotinea Rchb. fil.). In addition, we provide new presence data for 9 taxa.