Portulaca.'] xviii. poktulace.1^ ((jlivkk). 1 i'J 



3. P. quadrifida, Liyin.; DC. Prod. iii. 351. A prostrate and rooting 

 or decumbent annual, conspicuously woolly at the joints. Leaves plane, 

 fleshy, lanceolate or linear-lanceolate, usually rather acute, \'\ in. lon«^ with 

 long and numerous stipular setae. Flowers sessile, terminal, surrouiuled hy 

 an involucre of 4 or more leaves and numerous lanate setae. Pct;ils 4, 

 yellow, rarely rose or purple. Seeds tubcrcled. — 7^. (niceps. Rich. V\. Abyss. 

 i. 301. {? P. rediviva, Wawra and Peyritsch, Sert. Beng. 21.) 



Upper Guinea. Confluence of Niger and Quorra, Durlrr ! 



Nile Ijand. Abyssinia, Petit. 



Liower Guinea. Loanda (and Mossamedes ?), Angola, Dr. U't-licitsch ! 



Also an Indian plant. Dr. Welwitsch describes the stamens 12 in number wilh pilD-^c 

 filaments, and the style 4-cleft with patent or recurved segments. \Vawra and \\\ i ilsrh 

 describe their plant as with axillary flowers. 



4. P. saxifragoides, JFehc. viss. A low herb of 1-3 in. witii spread- 

 ing or ascending, rather closely leafy branches, densely villous at the nodes, 

 annual (or from a rhizome of several years' duration?). Leaves fleshy, op- 

 posite, ovate, plano-convex, rather obtuse, sessile, 1-1^ lines long. Flowirs 

 whitish, in terminal involucrate heads. Sepals free above, about one-third 

 the length of the petals which are 4 in number united below into a tubular- 

 carapanulate corolla. Stamens 4, alternate with the petals. Style (iliforni, 

 2-fid. Capsules opening with a conical operculum, shining, few-seeded. 

 Seeds compressed, shining, punctate. 



Ijower Guinea. Elevated rocky tracts, Pungo Andongo, Angola, Br. Wehrtlsch ! 

 The above details arc derived from Dr. "Welwitsch's memoranda. 



5. P. sedoides, JFelw. mss. A succulent erect or diff'use di-triehoto- 

 mous glabrous herb of 1-2 in., rose-purple or green, naked at the nodes. 

 Leaves opposite, fleshy, lanceolate or oval, 2-4 lines long. Flowers rose, 

 sessile, in forking leafy cymes. Corolla tubular with a 4-tid limb. Stamens 

 4, alternate with the lobes of the corolla, epipetalous ; anihers oblong. Style 

 filiform, 2-fid, Capsule membranous, subdepressed, 3-7-seeded. Seeds 

 subglobose. 



liOwer Guinea. Pungo Andongo, Angola, Dr. Welwitsc/i ! 



2. TALINUM, Adans. ; Benth. et Hook. f. Gen. IM. i. 1.".7. 



Sepals 2, deciduous or subpersistent. Petals 5, hypogyiious. Stamens 

 indefinite, hypogvnous or adherent to the base of the |)etals. Ovary sii- 

 l)erior, multiovulate. Style 3-fid. Capside globose or ovoid, i)apery or 

 thinly crustaceoiis, dehiscing in 2-3 valves. Seeds conipressed or subglo- 

 bose, shining or radiate-striate.— Succulent glabrotis herbs or shrubs. Ixaves 

 plane, alternate or subopposite. Stipules 0. Flowers racemose or panicu- 

 late, rarely solitary. 



A small genus, principally American, conliur.l l.. warm climates. One sp(cii:. is peculiar 

 to the CJape flora. 



Lifioresceuce rac omsi' ur pa.iicvlate. 

 Leaves elliptic- or oblauccolatc-oblong, obtuse, emargiualr. Flowers 



in a loose, forking, fcw-llowcred panicle ' I . nnxx,/.,!,,,.... 



