252 ON SOTJTH-AMEEICAN APOCYNAGELSl. 



folliculis 2, erectisj parallelism teretibus ; semiuibus comosis. In Cayenne : v. s. in kerb. Mus. Brit. 

 (VanRohr). 



The rigid upright branches are 1 line thick, with axils 4 in. apart ; leaves 3f-4J in. 

 long, 2^2f in. broad, on petioles 2^3 lines long ; raceme 3 in. long, on an erect peduncle 

 bare at its base for one third of its length, thence furnished with numerous imbricate 

 bracts 6 lines long, 1 line broad ; pedicels 1 line long ; sepals I5 line long ; tube of 

 corolla 9 lines long ; segments 4 lines long, 3 lines broad ; the 2 follicles are 6 j in. 

 long, 1| line broad ; the seeds are Hnear-oblong, 6 lines long, 1 line broad, terminated 

 by an erect coma 9 lines long. 



A drawing of this species, with its floral and carpological analysis, is shown in Plate 

 XXXV. A. 



10. Laseguea venustula, nob. : ramulis substrictis, brunneis, scabridnle pruinosis ; axillis remotius- 

 culis : foliis oppositia, obovato-oblongis, infra medinm angustioribus, imo in lobos 2 obtuse angustos 

 auriculato-cordatis, apice recurvule attenuato-acuminatis, marginibus tenuiter cartHagineis, supra 

 fiisco-viridibus, scabridule pruinosis, ad costam sulcatis, nervis immersis, subtus fusee bepaticis, 

 opacis, obsolete scabridulis, costa nervis venisque transversim reticulatis rubiduHs prominulis; 

 petiolo canaliculato, scabrido, quam Umbus 12plo breviore : racemo laterali, quam folium subbreviore, 

 ad medium pedunculato, sursum aspergiUiformi, multifloro ; bracteis lanceolatis, crebre imbrieatis, 

 scabriduUs, marginibus membranaceis, quam calyx triplo longioribus ; pedicellis brevibus j sepaHs 

 lanceolatis, acuminatissimis, scabridulis, intus squamula lata apice 3-denticulata munitis ; coroUse tubo 

 cylindrico, camosulo, superne pro tertia parte subampliato, quam calyx multo longiore ; segmentis 

 oblongisj dolabriformibus, dextrorsum convolutis, quam tubus triente brevioribus ; staminibus annulo 

 niveo-piloso ad contractionem tubi insertis ; antberis cohaerentibus, apice membranaceis, imo in 

 furcas 2 obtusas breves divisis ; disco urceolato, in lobos 5 emarginatos brenter fisso ; ovariis 2, 

 oblongis, paullo brevioribus ; stylo filiformi ; clavuncula incrassata, imo membranacea. In Cayeime : 

 V. s. in herb. Mus. Brit, ex loc. cit. (Van Rohr) . 



A species near the preceding, but with larger, narrower leaves ; axils 2-3 in. apart ; 

 leaves B-4i^ in. long, 1-1| in. broad, on petioles 3-4 lines long ; raceme 2^ in. long, on a 

 peduncle haK that length ; bracts 4 lines long, 2 lines broad, very approximate, erect ; 

 pedicels J line long ; sepals 1^ line long ; tube of poroUa 9 lines long ; segments 3 lines 

 long and broad. 



11. Laseguea subspicata, nob. : Echites svbspicata, Vahl, Eel. ii. p. 18; A. DC. /. c. p. 467. In Ame- 

 rica centrali (Van Rohr) : non vidi. 



A species near the preceding. A climbuig plant, with smooth terete branchlets ; leaves 

 patently opposite, oblong, subcordate at the base, attenuated at the apex, very glabrous, 

 shining, very entire, reticulately veined, beneath with a prominent reddish midrib, 4-5 in. ' 

 long, on obsoletely villous petioles 6 lines long ; raceme lateral, glabrous, on a peduncle 

 thickened above, and then extending in a brush-like form, nearly as long as the leaf, 

 with very approximate flowers, and having many dark imbricating linear -lanceolate 

 bracts with membranaceous margins longer than the pedicel and calyx ; pedicels very 

 short ; sepals lanceolate, glabrous ; corolla glabrous, with a cylindrical tube 1 in. long, 

 shortly swollen near the throat. 



