PELEXIA 21 



a long linear spur-like appendage, partly open on the upper side, 

 adnate to ovary or half-free. Lip erect, concave, embracing the 

 column above, involute below the column and attached at its base 

 to the inside of the spur of the sepals. Column short, without a 

 foot ; stigma broad, at the base of the erect, long, subulate- 

 acuminate rostellum ; clinandrium short. Anther erect, behind 

 the rostellum, oblong-linear, cells contiguous ; pollinia narrow, 

 powdery-granular, on the dehiscence of the anther pendulous 

 from the apex of the rostellum. Capsule erect, ellipsoidal. 



Species about 20, natives of tropical America, from the West Indies 

 and Central America to Brazil. 



Sepals acute. Spur adnate 1. P. adnata. 



Sepals produced into a long, awn-like apex. 



Spur half-free 2. P. setacea. 



1. P. adnata Spreng. Syst. in. 704 (1826); flowers barely 

 J in. 1. from apex of sepals to point of spur ; sepals acute ; spur 

 adnate to ovary almost to apex; lip tubular below, terminal 

 lobe large, kidney-shaped. — Cogn. in Symb. Ant. vi. 329. P. spiran- 

 thoides Lindl Boi. Beg. t. 985 (1826) & Gen. & Sp. Orch. 481 ; 

 Griseb. Fl. Br W. Ind. 642. Satyrium adnatum Sw. Prodr. 118 

 (1788). Neottia adnata Sw. Fl. Ind. Occ. 1409 (1805); Salisb. 

 Ic. ined. fol. 587. 



In shady woods; in fl. May; Masson\ Bahamas, Cuba, Hispaniola, 

 Porto Rico, Guadeloupe, St. Vincent, Grenada, Margarita. 



Plant l\ ft. high. Stem downy above, glabrous below, about 3 dm. 1. 

 Leaves 2 or 3, oval, acute, blade about 10 cm. 1., 5 cm. br. ; stalks red, 

 14 cm. 1., sheathing at the base. Sheaths coloured, shortly tubular below, 

 free part lanceolate, 4 • 5-2 cm. 1. Spike downy, many-flowered, somewhat 

 lax. Bracts linear-lanceolate, as long as the ovary, 10-17 mm. 1. Flowers 

 more or less erect, green or whitish. Sepals, lateral linear, somewhat 

 spreading, acute, 1-nerved, green outside, white inside, spotted, from 

 attachment at base of column about 6 mm. 1., about 1 mm. br. ; median 

 elliptical, obtuse, very concave, 3-nerved, pale green, about 6 mm. 1., (with 

 the attached petals) about 35 mm, br. Petals linear, white, closely 

 attached to the median sepal, and nearly as long as it. Lip white, about 

 5-3 mm. 1. from base of column, terminal lobe 2 mm. 1., 3*6 mm. br. 

 Capsule 6-keeled, 1*5 cm. 1., '5 cm. br. 



2. Pi 'setacea Lindl. Gen. & Sp. Orch. 482 (1840); flowers 

 lJ-2 in. 1. from apex of sepals to point of spur ; sepals 

 produced into a long awn-like apex ; spur half-free from ovary ; 

 lip oblong, broadening upwards, terminal lobe lanceolate, 

 fimbriate below, with awn-like apex. — Griseb. op. cit. 642 ; 

 Cogn. op. cit. 327. P. setacea var. glabra Cogn. in Fedde 

 Bepert. vii. 123 (1909). Neottia calcarata Hook, in Bot. Mag. 

 t. 3403 (1835). (PI. 2, f. 21, 22.) 



In stony land in shade or woodland ; in fl. and fr. Dec, Jan. ; Mts. 

 above Negril, Purdie ! Moneague, Prior 1 Jenman ! Stony Hill, J.P. 470, 

 Morrisl & Symel near Halls Delight, 1000 ft.; Knapdale, near Browns 

 Town; Stony Hill, 1000 ft.; Harris \ Fl. Jam. 7077 (partly) 7863.— 



