ioxopsis 125 



long stalks. Bracts very small. Sepals of nearly equal length, 

 erect or spreading at the apex ; median free, the lateral quite at 

 the base under the lip connate into a short sac. Petals similar 

 to the median sepal but wider. Lip attached to the base of the 

 column, large, expanded, clawed, the claw bearing two pairs of 

 flat calli, broadening above. Column short, erect, thick, 

 anteriorly concave, not winged, without a foot ; clinandrium 

 short, truncate. Anther terminal, opercular, incumbent, semi- 

 globose, 1 -celled or imperfectly 2-celled, anteriorly shortly 

 produced ; pollinia 2, waxy, obovoid-subglobose, without an 

 appendage, attached to a linear stalk, gland scale-like. Capsule 

 oblong or ovoid, Avithout a beak or with only a short one. 



Species 9, natives of tropical America from the West Indies 

 and Mexico to Brazil and Peru. 



Lip 2-lobed, much longer than the sepals ; 



leaves flat 1. I. utrieularioides. 



Lip entire, scarcely longer than sepals; 



leaves terete 2. I. satyrioides. 



1. I. utrieularioides Lindl. Coll. Bot. t. 39 A. (1825); leaves 

 flat, linear-ligulate ; lip twice as long as sepals. Lindl. Fol. 

 Orch. Ionops. 2 ; Griseb. Fl. Br. W. Ind. 636 ; Cogn. in Symb. 

 Ant. iv. 180. I. tenera Lindl. in Bot. Beg. 1. 1904 (1836), inPaxt. 

 Fl. Gard. ii. 13, /. 14, & Fol. Orch. Ionops. 2. Epidendrum 

 utrieularioides Sw. Brodr. 122 (1788). Dendrobium utrieula- 

 rioides Sw. in Nov. Act. Upsal. vi. 83 (1799) & Fl. Ind. Occ. 1531. 

 (PI. 27, f. 4-6.) Type in Herb. Mus. Brit. 



On trees; in fl. Jan.-June ; Sivartzl Wrightl Shakespearl Masson ! 

 Wag Water River, St. Mary, J. P. 2284, Morris ! Syme ! Manchester ; 

 Mona, St. Andrew, 700 ft. ; Belvedere, Hanover, 500 ft. ; Harris ! PL Jam. 

 7635. Cuba, Hispaniola, Porto Rico, Martinique, St. Vincent, Trinidad, 

 Guatemala, Mexico, Brazil, Peru. 



Plant 7 in. to nearly 2 ft. high, occasionally with minute pseudo- 

 bulbs. Leaves leathery, jointed to the sheathing base, 5-12 cm. 1., 

 5-12 mm. br., with a few scarious sheaths on the rhizome below the 

 leaves. Panicle 20-50 cm. 1., much longer than the leaf, with a few 

 distant adpressed sheaths (5-7 mm. 1.). Bracts minute, triangular, acute, 

 1*5-2 mm. 1. Flowers white or pale rose-colour, variegated or with purple 

 veins ; perianth about J in. 1., lip over J in. 1. Sepals 3-nerved ; lateral 

 broadly lanceolate, acute, united at base into a very short simple obtuse 

 sac, 6 mm. 1., 2 mm. br. ; median oblong, obtuse, 4*5 mm. 1., 2 mm. br. 

 Petals 3-nerved, oblong, obtuse, very shortly apiculate, 4*5 mm. 1., 

 2 mm. br. Lip 2-lobed above, tapering below to base, with 2 pairs of 

 wing-like calli on the narrow base opposite the column, the lower pair 

 larger and less fleshy than the upper, 10-13 mm. 1., and as broad or 

 broader. Column very short, 2 mm. 1. Capsule ellipsoidal, beaked, 

 2 cm. 1., 7 mm. br. 



2. I. satyrioides Beicltb. f. in Walp. Ann. vi. 683 (1861) ; 

 leaves terete, subulate ; lip a little longer than sepals. 

 I. testiculata Lindl. Gen. & Sp. Orch. 193 (1833) & Fol. Orch. 



