144 cxxxiii. ORCHiDEvE (rolfe). [A^igrcecwm . 



oblique and canaliculate at the base, at the apex with 2 unequal obtuse 

 lobes ; sheaths 2 in. long. Racemes 2-3-flowered, opposite the leaves ; 

 base with 2-3 sheaths. Bracts small, ovate, acute, 2h lin. long. 

 Flowers green, with upper half and margin of the lip white. Sepals 

 ovate-lanceolate, acute or subacuminate, about I J in. long. Petals 

 similar to the sepals, but a little shorter. Lip nearly quadrate, with 

 an abruptly acuminate recurved apex ; disc with a pair of elevated, 

 slightly pilose lines, extending from the base to a little beyond the 

 middle, where they diverge somewhat ; spur clavate, curved ; base 

 shortly funnel-shaped ; limb of lip and spur each about as long as the 

 sepals. Column very short ; rostellum furcate. — Kranzl. in Mitth. 

 Deutsch. Schutzg. ii. (1880) 159 ; and in Reichb. f. Xen. Orch. iii. 128, 

 t. 273, fig. 2. 



Upper Guinea. S. Cameroons, Braun. 



Soutb Central. Lunda : near Kassainba, in the gorge of the Loango River 

 (ex Krdnzlbi). 



I have not seen a specimen. 



29. A. schoellerianuxn, Krdnzl. in Bull. Herb. Boiss. ii. App. ii. 

 112. Stem very long, many-leaved, with very long roots. Leaves 

 linear, unequally bilobed ; lobes obtuse and somewhat diverging. 

 Racemes few-flowered, very flexuous, half as long as the lea,ves. Bracts 

 minute, triangular or oblong, acuminate. Lip trilobed ; side lobes well 

 developed, diverging, rounded ; front lobe oblong, acute ; disc with 

 3 to 5 elevated lines ; spur conical at the base, bent at a right angle 

 and slightly inflated in the middle, fusiform and obtuse at the apex. 

 Column very short. 



arile Z<and. Eritrea ; near Filfil, on the Maldi-strasse, 2400 ft., Schweinfurth, 

 169. 



Only known to me from the original description, in which it is said to be most 

 nearly allied to the preceding. 



30. A. imbricatTun, Lindl. in Journ. Linn. Soc. vi. 137. Stems 

 tall, climbing, leafy. Leaves oblong or ovate-oblong, very shortly and 

 obliquely bilobed, obtuse, a little broader below, 3-4 J in. long, 1^-1 1 

 in. broad. Racemes axillary subsessile, 1-lJ in. long, dense, many- 

 flowered, with distichous bracts and flowers. Bracts ovate, acute, 

 concave, closely imbricate, 3-G lin. long. Pedicels 5-G lin. long. 

 Sepals ovate, acute, concave ; dorsal carinate, 3 lin. long. Petals 

 similar and equal to the sepals. Lip oblong, apiculate, cucullate, as 

 long as the sepals ; spur infundibuliform at the base, recurved and sub- 

 clavate at the apex, 4 lin. long. Column very short ; poUinia with 

 single stipes and narrow gland ; rostellum rostrate. — Dutand & Schinz, 

 Conspect. Fl. Afr. v. 44 {intriccdum). Limodorum emarginatum, 

 Sw. in Vet. Acad. Handl. Stockh. 1800, 243 (name only) ; Pers. Syn. 

 PI. ii. 521. Calyptrochilum Preussii, Kranzl. in Eilgl. Jahrb. xxii. 30. 

 Saccolabium Barheyce^ Kranzl. in Bull. Herb. Boiss. iv. 40. 



Upper Guinea. Sierra Leone, Afzelius ! Bumban to Port Lokko, Scott-Elliot, 

 5734 ! Liberia, Christy I Gold Coast, cultivated specimen ! Lower Niger, Onitsa, 



