332 OXXIl. EUPHORBIACE (PRAIN). | Caperonia. 
4. C. palustris, St. Hil. Hist. Pl. Rem. 245. An annual herb; 
stems branching, rather stout, soft, hispid upwards, 2-3 ft. high. 
Leaves short-petioled, lanceolate or oblong-lanceolate or linear, acute, 
the lowest often obtuse, margin sharply serrate, base cuneate or some- 
what rounded, 2-6 in. long, }-2 in. wide, medium green above, paler 
beneath, hispid on the nerves especially on the under surface; main- 
nerves 8-20 on each side, very prominent beneath ; petiole '5-} in. 
long, hispid; stipules triangular, acuminate or subulate, caducous. 
Racemes 2-3 in. long; rhachis and pedicels hispid; bracts lanceolate, 
small. Male sepals 5, ovate-triangular, acute, glabrous or pubescent. 
Petals 5, in African specimens always unequal, 3 larger as long as the 
sepals, the 2 others small er very small, all obovate-oblong, clawed. 
Stamens about 10; filaments short. Female sepals 6, unequal, obovate- 
oblong, acute or acuminate, 3 inner considerably larger than the 5 outer, 
or sometimes 5, unequal, the 2 outer small, the 2 inner large, the other 
midway in size and position. Petals 5, oblong-lanceolate, clawed, rather 
shorter than the outer sepals. Ovary closely beset with narrow-subulate 
gland-tipped processes. Capsule muricate and setose, } in. wide ; 
accrescent sepals ;1,—-} in. long. Seeds tawny or brownish, spherical.— 
Mill. Arg. in DO. Prodr. xv. ii. 754; Pax in Engl. Pfl. Ost-Afr. C. 237. 
C. castaneefolia, Klotzsch in Peters, Reise Mossamb. Bot. 99, not of St. 
Hil. (C. serrata, Pax in Engl. Pf. Ost-Afr. C. 237, not of Presl. C. 
Jistulosa and C. hirtella, Beille in Bull. Soc. Bot. France, lv. Mém. vill. 73. 
Upper Guinea. French Guinea: Middle Niger; Cotaga, Chevalier, 1158! 
between Sebi and Mopti, Chevalier, 15763! Southern Nigeria: Lagos; Idofa, 
Rowland ! Cameroons: near Diangey, 1000 ft., Ledermann, 4456! Sideri on 
the River Benue, 1000 ft., Ledermann, 47291 between Garua and Binti, 1000 ft., 
Ledermann, 4810! near Garua, 1000 ft., Ledermann, 4980! 
North Central. Bagirmi: Tchekna, Chevalier, 511! 
Mozamb. Distr. German East Africa: Nyika Plateau; between Mtindi and 
Mkemba, Volkens, 37! Portuguese East Africa: Lower Zambesi; Sena, Peters, 
2721 Nhbandoa, Le Testu, 441! and without precise locality, Stewart! Lower 
Shire; Moramballa Mountain, Kirk! Ginumba, Scot¢!/ British Central Africa? 
Nyasaland; near Kondowe, Whyte! Mount Mlangi, Last! — Rhodesia: without 
precise locality, Adlen, 443! 
Also in South America, in Madagascar, and in South Africa. 
We follow Miiller in identifying this African plant with the South American 
C. palustris, and think it may be only an introduced species. The Bozos obtain 
from the stems a fibre which is used to make fishing lines. 
5. ©. senegalensis, Mill. Arg. in Linnea, xxxiv. 153. An 
annual herb; stems branching, rather slender, hispid upwards, 
13-3 ft. high. Leaves short-petioled, narrow-lanceolate or linear, 
acute, margin sharply and remiotely serrate, sometimes subentire, 
narrowed to the base or cuneate, 2-6 in. long, }-} iv. wide, pale 
green, glabrous above, sparingly hispid on the nerves beneath ; 
main-nerves 10-12 on each side, rather prominent beneath ; petiole 
4-§ in, long; stipules linear, hispid, caducous. Racemes $j-5 = 
long; rhachis and pedicels glandular-hispid ; bracts ovate-lanceolate, 
small. Male sepals 5, ovate-triangular, acute, pubescent. Petals 5, 
