the yellow flowers of dendrobium chrysotoxum

inflorescence chrysotoxum orchidaceae dendrobium herbaceous wildflower elongated spherical flowering leathery slanting drooping circular flowers spindle rounded lateral stripes produce blossom prairie yellow family shaped leaves extend sheath slight middle length sepals petals oblong darker kidney larger period flower meadow garden nature lindl plant genus blunt edges emits aroma sepal round equal calyx shape color sides march shrub green