ORCHIDE^;. 623 



" lip obovate, emarginate."— Pcepp. Endl. N. Gen. t. 56.— Bletia, B. Br. Elleauthus, G. 

 Bchb.—V-Z' high, rigid; leaves 6"-8" long, 1" broad; head 2" diam.— Hab. Jamaica!, 

 Mac/., March, Bon ; Trinidad !, Cr., on trees ; [Venezuela to Brazil! and Peru !]. 



108. E. longibracteata, Lindl. ! (in Herb. Hook.). Stem leafy to the summit ; 

 leaves oblong-lanceolate or ovate-lanceolate, narrowly acuminate, few uppermost smaller, 

 lanceolate; terminal spike oblong: bracts striate-scarious, ovate-subulate, spreading, ex- 

 ceeding the flowers; lip shortly 3-lobed : middle lobe deltoid, bluntish, recurved.— Allied to 

 E. furfuracea, Lindl.— 1'-2' high ; leaves 3"-8" Jong, i"-\\" broad ; bracts 10"'-6"'long, 

 pale-brown ; perigone 4"'-3"' long : divisions oblong : lip as long, convolute below the 

 division, oblong, with 2 ovate-lanceolate calli at the base and 2 small, transverse crests at 

 the origin of the lobes : lateral lobes roundish, all repand. — Hab. Jamaica !, Mac/., March : 

 Dominica !, Imr. (broader-leaved, in fruit) ; [New Granada ! ; Ecuador!; Bolivia!]. 



20, ISOCHILUS, B. Br., G. Bchb. 



Lip spathulate-linear, free: claw incurved. Pollinia 6: 4 larger, 2 smaller sessile. — 

 Stem leafy above : no aerial tubers ; leaves striate, flat ; flowers in a terminal, one-sided 

 spike. 



109. I. linearis, B.Br. {L.,B.). Leaves linear, emarginate-blunt; flowers purple: 

 bracts ovate-lanceolate, bluntish.— Jaca. Amer. Bid. t. 201. — Slender, l'-H' high ; leaves 

 distichous, 1£", perigone 3"'-4'" long. — Hab. Jamaica !, all coll., ou rocks and trees, 

 common ; Dominica !, Imr., S. Vincent !, Guild. ; Trinidad !, Sch. ; [Cuba ! and Mexico ! 

 to South Brazil!]. 



21. HEXADESMIA, Brongn. 



Lip spathulate or obovate, free from the column : claw produced at the incurved base, 

 cohering with the base of the perigone. Pollinia 6, subequal : caudiculse of the 2 anterior 

 ones very short. — Stem 1 -few-leaved .- aerial tuber narroio, fusiform ; flowers fascicled or 

 racemose. 



110. H. fusiformis, Gr. Stem ascending: internodes single or few, each fusiform, 

 with a single, suberect leaf at its ' summit ; leaves linear, emarginate-blunt, striate; peduncle 

 terminal, short, enclosed by a membranaceous, oblong bract : flowers few, fascicled ; perigo- 

 nial divisions oblong-lanceolate, pointed, interior broader ; lip undivided, spathulate, repaud- 

 subtruncate at the summit. — Isochilus, Lindl., e Trinidad, sec. Bradf. (" excl. pi. cult. ap. 

 Lindl., sive Epidendr. fusiformi, G. Bchb." sec. G. Bchb. in lit.).— 6 i '-S" high (the leaf in- 

 cluded) ; internodes l|"-2", leaves 4"-5" long, the latter 2"'-3"' broad ; bracts 6"'-8"', 

 perigone 3'" long, its divisions erect, equalling the lip.— Hab. Trinidad !, Cr., Bradf. ; 

 Maracas, Maraval. 



22. PONERA, Lindl. 



Lip spathulate or oblong, free from the column : claw cohering with the produced base of 

 the perigone. Pollinia 4 : caudiculae 2. — Stem narrow-leaved ; flowers axillary , fascicled, 

 or glomerate. 



HI. P. prolifera, G. Bchb. Stems flexuose, devoid of aerial tubers, or slightly fusi- 

 form at the base; leaves linear, bluntish, obliquely emarginate, spreading, 2 uppermost ap- 

 proximate ; flowers glomerate at the leaved or aphyllous nodes; "perigonial divisions 

 lanceolate, blunt ; lip obcordate."— Bot. Beg. t. 825.— Cymbidium, Sw. Isochilus, B. Br. 

 —Stem 6"-12", leaves H"-l" long, the latter 2'" broad ; flowers small, " purple or white." 



Hab. Jamaica {Sw.) t on trees, in the mountains ; [Guiana !]. 



23. HEXISEA, Lindl. 



Lip adnate to the base of the column and "of the perigone." Pollinia 4, "devoid 

 of caudicula;."— Stem rigid, ascending, narrow- leaved ; flowers in few-flowered, contracted, 

 terminal, or axillary racemes. 



112. H. refiexa, G. Bchb.! Stems hanging-proliferous, cylindrical, Heaved at their 

 divisions ; leaves rigid, thickish, narrowly linear-acuminate, channelled, much longer than 



