[图书][B] Magazine of Botany and Register of Flowering Plants

J Paxton - 1849 - books.google.com
During the lengthened period which has elapsed since that work commenced, how many
are the occurrences which have taken place-how numerous the changes which might be …

[图书][B] Magazine of Botany and Register of Flowering Plants

J Paxton - 1849 - books.google.com
GENERIC CHARACTER.-Sepals and Petals equal, free, acute. Labellum ovate-lanceolate,
acuminate, with a membranous, very spreading. Labellum smooth, entire, naked, cuneate …