16 ORCHIDACE^ LINDENIAN^. lOdontoghssum. 



flexuosis, bracteis membranaceis aeutis, sepalis spathulatis apiculatis 

 lateralibus unguiculatis, petalis duplo latioribus sessilibus, labello sub^- 

 eordato-ovato obtuso sub apice carinato lamellis 2 maximis, columna 

 aptera. 



'^ A7i epiphyte in the thick forests of the Sierra Nevada, at the height of 

 7000 feet; August. Pseudo-bulbs oval, acute, ribbed. Flowers yellovj" 



(No. 682). 



A small-flowered plant nearly allied to 0. longifolium and myantbum. 



84. 0. hastilahium ; folils oblongis eoriaceis, paniculse ramis spi- 

 catis, bracteis cymbiformibus aeunainatis ovario sequalibus, sepalis 

 petalisque lineari-laneeolatis acuminatis undulatis, labello apice sub- 

 rotundo-ovato acuto basi auriculis acutis lanceolatis porrectis aucto 

 lamellis 5 elevatis, columnse pubescentis alls obsoletis undulatis. 



^^ An epiphyte from Tesqua, in the province of Pamplona, at the elevation 

 of 2500 feet; April. Pseudo-bulbs long, narrow. Flowers siveet-scented. 

 Petals greenish-white, spotted with violet ; lip white, purple at the base," 

 {No. 1376.) 



This handsome species has flowers three inches in diameter, with the 

 appearance when dried of 0. Iseve. But the flowers are white. 



85. 0* luteopurpureum ; foliis ensiformibus basi longe angustatis, 

 floribus racemosis, bracteis ovatis squamseformibus, labello obovato 

 quadrilobo fimbriate lamellis quinque laceris pubescentibus, columna 

 pubescente alis in cirrhos numerosos longos solutis. 



^^ An epiphyte from the thick forests of Quindiu, at the height of 8000 feet, 

 February. Pseudo-bulbs oval, thick, two or three inches long. Stem a 

 yard high. Flowers large {like those of 0. Hallii) ; petals bright-yellow, 

 spotted with purple; lip yellowish-white, spotted with rose.'' {No. 1284). 



Leaves two feet long. Flowers three inches in diameter and more. 



86. 0. odoratum ; foliis anguste ensiformibus pergameneis, pani- 

 cula amplissima, labello hastate lobis lateralibus rotundatis intermedio 

 acuminate apice subundulato pubescente disco bidentato, columnsD 

 pubescentis cirrhis duabus runcinatis setaceis duabus minimis recurvis- 



^^An epiphyte from the damp and gloomy forests of the Sierra Nevada, 

 of Merida, at the height of 5000 to 7000 feet ; June, August Pseudo- 

 bulbs oval, acute, ribbed; leaves lanceolate; flowers numerous, sweet- 

 scented. Sepals golden-yellow, spotted with red. Lip white, purple at 

 the base:' {No. 623). 



87. 0. dipterum ; foliis ensiformibus versus apicem latioribus, 

 panicula stricta racemiformi, sepalis lanceolatis sessilibus petalisque 

 oblongis unguieulatis undulatis obtusis, labelli hastati glabri lobis 

 lateralibus porrectis subcrenatis intermedio elongate, tuberculis disci 

 duobus acinaciformibus ascendentibus quinque a fronte cuneatis 

 minoribus, columna aptera, anthera pubescente. 



a Terrestrial. Pseudo-bulbs oval, acute. Flower white, spotted with 

 purple. Forests of Tolima, at the height of 9000 feet; January." 

 {No. 1277). 



