4 cxxxi. HYDROCHARiDE^ (wright). [Lagarosiphon. 



the apex, quite entire. Male spathe axillary, solitary, sessile, ovate, 

 with two deltoid lobes at the apex, surrounded by very slender teeth. 

 Flowers about 30. Sepals 3, membranous, ovate. Petals 3, rather 

 shorter and narrower than the sepals. Stamens 3, equal in length to 

 the sepals and opposite to them. Female spathe axillary, solitary, 

 sessile, oblong, opening by two triangular valves at the apex, surrounded 

 by minute teeth. Perianth-tube long, slender ; outer lobes ovate ; 

 inner ovate oblong, a little narrower and longer than the outer. Ovary 

 oblong. Stigmas 3, bipartite. — Hydrilla dregeana, Presl. Bot. Bemerk. 

 112, Hydrilla muscoides, Planch, in Ann. Sci. Nat. Ser. 3, xi. (1849) 79. 



liO-wer Guinea. Angola : Huilla and Cunene, Johnston ! 



An imperfect specimen collected in Bechuanaland by Solub probably belongs to 

 tbis species. 



7. L. crispus, Rendle in Journ. Linn. Soc. xxx. 2>^\,pl. SI, Jigs. 

 8-17. A small herb with stiffish stem. Leaves sometimes subopposite, 

 linear, G-7 lin. long, J lin. broad, more or less recurved, 3-nerved, the 

 weak lateral nerves connected by slender transverse veinlets with the 

 conspicuous midrib, teeth about 40, directed upwards from a triangular 

 base consisting of several cells. Male spathes cup-like, sessile in the 

 axils of the leaves on the main stem, J lin. long, several-flowered. 

 Stamens 3 ; filaments short, apiculate ; anther-cells 2, pendulous, acute 

 at the base. Female spathes solitary on the ultimate branches, flask- 

 shaped, 2-fid, 1-flowered, 1 lin. long. Perianth-tube 9 lin. long; 

 segments oblong, J lin. long. Stigmas papillose, ^ lin. long. Fruit 

 broadly spindle-shaped, 1^ lin. long. 



Mozaxnb. I>ist. German East Africa : between the coast and Uyui, Taylor ! 



8. L. cordofanus, Casp. in Pringsh. Jahrh. i. 479 and 504. Stem 

 terete, simple or sparingly branched. Leaves scattered, occasionally 

 subopposite, linear, attenuated to a very acute point, 6-11 lin. long, 

 \ lin. broad, 1-nerved, with 34-44 teeth on either margin. Stipules 2, 

 intrafoliaceous, ovate or ovate-oblong, with 3-4 very short papillae at 

 the apex. Male spathe subglobose, 2-fid, G-8-flowered. Stamens 3. 

 Female spathe, axillary, tubular, slightly inflated below, 2-fid. Outer 

 perianth segments 3, ovate ; inner 3 narrowly oval. Staminodia 3, 

 short. Ovary ovate. Stigmas 3, bipartite, lobes filiform. — Udora 

 cm'dofana^ Hochst. in Flora, 1842, i. Beibl. i. 133. 



irile Xiand. Cordofon, Kotschy, 170 ! 



9. L. Fischeri, Gilrke in Engl. Pfl. Ost-Afr. C. 95. Leaves 

 alternate, linear-lanceolate^ with 30-35 teeth on each margin. 

 Stipules intrafoliaceous, very small, lanceolate, entire. Female spathe 

 axillary. Perianth-tube filiform ; lobes oblong-elliptical, obtuse. 

 Stigmas 3, bipartite. 



IVIozaznb. I>ist. German East Africa : Masai Land, Fischer, 616, 



10. Ij. hydrilloides, Rendle in Journ. Linn. Soc. xxx. 381, pL 32, 

 Jigs. 1-7. Stems nearly I lin. diam. ; lower internodes 4 lin. long. 



