174 cxxxiii. ORCHIDE-E (rolfe). [Mystacidium. 



broader than the sepals. Lip cimeate ; apex dilated, slightly trilobed, 

 or entire and subacute ; spur filiform, falcate, longer than the pedicels. 



Aeranthics rutilics, Reichb. f. in Flora, 1885, 'dS2. Listrostachys rutila, 



Ridl. in Bolet. Soc. Brot. v. 200. 



Iiower Guinea. Island of St. Thomas : Nova Moka ; Santa Maria, 2600- 

 4400 ft., Moller. Angola, Monieiro. 



Only known to me from the original description. 



14. M. productum, Krdnzl. in Eiiyl. Jahrh. xxii. oO. Stems 

 elongate, many-leaved, internodes about J in. long. Leaves distichous, 

 oblong ; apex obscurely bilobed, acute. Racemes mostly solitary, nearly 

 opposite the leaves, very straight, more than twice as long as the leaves, 

 many-flowered, with numerous sheaths below the flowers. Bracts 

 small, ochreate, retuse. Flowers Ih lin. long, pale brown. Sepals 

 oblong, obtuse. Petals equal, linear, acute. Lip dilated from the base, 

 flabellate-subquadrate, obscurely bilobed, retuse ; disc with a minute, 

 acute tooth at the base ; spur incurved, fusiform, obtuse, a little longer 

 than the limb and pedicel. Column stout ; anther produced in front. 



Upper Guinea. Cameroons : between Victoria and Bimbia, on high trees, 

 Freu.ss, 1227. 



Only known to me from the original description, but apparently allied to the pre- 

 ceding. 



15. M. curvatum, llolfe. Leaf obovate-oblong, obliquely and 

 obscurely bilobed, 2| in. long, 12-18 lin. broad ; lobes subacute. Raceme 

 arching, 4-4 J- in. long, lax, many-flowered. Bracts very broadly ovate, 

 subobtuse, ^-J lin. long. Pedicels '2-'2h lin. long. Flowers light 

 yellowish-green. Sepals oblong or elliptic-oblong, obtuse, 2-2J lin. 

 long. Petals ovate-oblong, obtuse, slightly shorter than the sepals. 

 Lip ovate-suborbicular, obtuse, Ij lin. long; disc thickened round the 

 mouth of the spur ; spur slender, curved, 5-6 lin. long. Column stout, 

 I lin. long. Pollinia with slender stipites and separate, ovate-oblong 

 glands. 



Upper Guinea. Ashanti : cultivated specimen ! 



Flowered in the collection of Sir Trevor Lawrence, Bart., in 1892. 



1 (). M. Tridens, Rolfe. Plant very dwarf, almost stemless. Leaves 

 linear-lanceolate, 1-2 in. long; apex unequally and minutely bilobed; 

 lobes obtuse. Scapes suberect, very slender, 2-:> in. long. Racemes 

 5_8-flowered. Bracts triangular, subobtuse, scarcely h lin. long. Pedi- 

 cels '2h-^> lin. long. Dorsal sepal ovate, subacute, recurved, -J lin. long ; 

 lateral subspathulate-linear, subobtuse, 1?^ lin. long. Petals ovate, 

 acuminate, recurved, | lin. long. Lip tripartite from a short, broad 

 base, with subulate, diverging lobes, \h lin. long; spur 1 lin. long, 

 inflated at the apex. Column very short ; pollinia with distinct, 

 clavate stipites and oblong, downy glands, both somewhat hairy. — 

 Listrostachys TruUii^j Reichb. f. in Flora, 1 805, 100. An(jr(.HCii/iii Tridens^ 

 Lindl. in Journ. Linn. Soc. vi. lo5. 



Upper Guinea. Fernando Po, 4000, ft., Mann, 646 ! 



I 



