70 CVI. AMARANTACEX (BAKER AND CLARKE). _ [Pandiaka. 
.9, P. andongensis, Hiern in. Cat. Afr. Pl. Welw. i. 895. A 
hirsute erect herb, 20 in. high. Leaves opposite, sessile, 2 in. long, 
oblong-elliptic, base obscurely auricled. Spikes 14 by 4 in., white; 
bracteoles about ? the length of the perianth, elliptic, acuminate, sub- 
mucronate, hairy. Perianth } in. long; segments oblong-linear, with 
many white hairs: on the back, glabrate at the points. Staminodes 
quadrate. Ovary glabrous. 
Lower Guinea. Angola: Pungo Andongo, Welwitsch, 6567 ! 
10. P. oblanceolata, (. B. Ci. An erect sparsely hairy herb. 
Leaves opposite, sessile, 13 by }-} in., oblong, widening upwards. 
Spikes 2 by } in., very pale brown; bracteoles } in. long, bristle- 
pointed. Perianth } in. long; segments oblong, ending in a bristle, 
with some minute hairs on the back or glabrate. Staminodes quadrate, 
lacerate. Ovary glabrous.—Achyranthes oblanceolata, Schinz in Engl. 
Jahrb. xxi. 187. 
Nile Land. Bongo: Addai, Schweinfurth, 2185! 
This is moved from Achyranthes to Pandiaka, (1) because the leaves are sessile ; 
(2) because the fruiting perianth, though slightly deflexed, is not reflexed close to 
the rhachis; (3) because the fruiting spikes are hardly interrupted at the base. 
11. P. Carsoni, C. B. Cl. A sparsely hairy herb; branches erect, 
18 in. long. Leaves opposite, sessile, 2 by } in., oblong, often slightly 
widened upwards. Spikes 2} by }in., cylindric, dense, white ; bracteoles 
about half as long as the perianth, ovate, minutely mucronate. Perianth 
4 in. long; segments oblong, subacute, muticous, glabrous. Staminodes 
shortly quadrate, fimbriate. Ovary obovoid, glabrous.—Achyranthes 
Carsoni, Baker in Kew Bulletin, 1897, 280. Argyrostachys splendens, 
Lopr. in Engl. Jahrb. xxx. 109, fig. 2, in Malpighia, xiv. 436. 
Mozamb. Dist. Fwambo, in Urungu, south of Lake Tanganyika, Carson, 
8! 50! 
Imperfecily known species. 
12, P.? heterochiton, C. B. Cl. Stem 16 in. high, erect, branched. 
Leaves decussate, 1-1} in. long, linear. Spikes terminal, short, few- 
flowered, composed of solitary flowers; bract spinescent ; bracteoles 
hairy, acute. Perianth-segments ovate, acute, silky hairy above, 
Staminodes short. Ovary densely hairy; style linear ; stigma capitate. 
—Sericocoma heterochiton, Lopr. in Malpighia, xiv. 441. 
Lower Guinea, German South-west Africa: Damaraland; Otyimbingue, 
Fischer, 193. 
As the flowers are all solitary, with one bract and two bracteoles each, it cannot 
be of the genus Sericocoma. 
19, SERICOSTACHYS, Gilg et Lopr. in Engl. Jahrb, xxvii. 50. 
Cluster consisting of 1 perfect flower and 2 or 8 very hairy rudi- 
ments (sterile flowers) ; bract 1; bracteoles 2, short, ovate. Perianth- 
