ovata V, suborbiculata, compresaiuscula, subseayilis v. in stipitem st»lidum contracta ; 

 placentae per dehiscentiam basi a valvia elastice solutse et sursum incurvie. Semina 4 v. 

 abortu pauciora, plaiijo-compressaj siiborbiciilata, Itevia v. inuriculata, retinaculis latius- 

 culis acutis fiilta ; cmbrj^o normalis. — Herb^e caule elongato diffuso v. suberectOj pube- 

 scentes v. hirtellae. Folia integerrima. Floras rubri violacei v. csenilei, intra bracteaa 

 seasiles, Bracfcearum paria v. involucra nunc florem unicum nunc plurea cum bracteis 

 anguKtis includunt, et seepe bracteis 2 exterioribus parvis v. subiilatis spinescentibusve 

 stipata, nunc ad axillas plura subsesailia conferta, nunc breviter pedicellata laxe v- dense 

 cymosa. Floras ob inflorescentiam cymosam reverai apparent. 



Sppcies fere 50, Americfe tropicse, Africse tropicEe et australis, Asi^ tropicce ftt subtropicfe usque 

 ad Japoniani, Australiae et ins. maris Pacifici iiicol^, li'tes in DC. Prod. xi. 474, Watp. Ann. iii. 

 227, V. 666, Miq. FL Ind. Bat ii. 842, et in Ann, Mus, Lugd. Bat. ii. 125, T. Anders, injounu 

 Linn. Soc, vii, 47, Jx. 519- Cav. Ic, t, 203 {Jiisiieia), Jacq, Hort. Vind. iii. t. 22 {Jmticia). 

 Jacq.f, EcL t. 101 (Justieitt). Wight^ Ic, t. lo51, 1552. Nees in Mart, FL Bras, ix, t. 30, 



Inflorescentia s.Tepi«s cleasa subsessilis ; _Z>. speciosat Kurz, tamen, e Birma, distingriitur inflorc- 

 scentia laxe paniculata, involucris omniljiis longiuscule pedicellatis, Brochosiphon, Nees in DC, 

 Prod. ^\, i5'2, est Bicliptera fflahra, Nees, 1. c. 476- Dactylostegium, i\Ws i/j Mart. FL Bras,ix. 

 162» t. 31, bene ad Diclip£era?n in Prod, xi, 488 reductum, species continet 3 v. 4 Americanas inter 

 se valde affines, involucris sou iuvolueroruni fascicuHs secus ruuios elongatos virgatos pauicuUe 

 laxae dissitis, bracteis involucrantibus angustis insequalibus et antherarum loculis subparallelis 

 connectivo lato sejunctis- Bracteee interiores iiiterdum dorso cum bracteis inrolucrantibus connatse, 

 lion tamcn cum iis in inrolucrum l-seriatim 4-fidum dispositse ut in icone deliueantur. 



117- Tetramerium, N'ees in BoL SitlpJu 147, t 48, et in DC. Prod, xi, 467, — Bractem 

 ungustre, herbacera, per paria basi breviter v, hinc alta connataj, florem unicum cum v, 

 absque rudimento includentes. Calyx brevis, alta 4-5-fiduSj segmentis linearibus tanui- 

 bus, CoroHse tubus tenuis, cylindracaus ; limbus 2-labiatus, labio poatico interiore 

 obovato V. oblongo erecto integro concavo, antico 3-partito^ lobis oblongis planis patenti- 

 bus, intcrmedio extimo. Stamina 2, fauci affixa, corollam subsequantia ; antberai 2-locu- 

 lares, loculis connactivo latiusculo disjunctis sequalibus parallelis muticis ; staminodia 0, 

 Discus crassiusculus vix prominulus. Stylus filifoimis, apice stigmatoso subclavato 

 "brevissime 2-lobo ; ovulain quoqueloculo 2, Capsula obovato-oblongaj basi in stipitem 

 solidum contracta ; placantie per dehiscentiam basi a valvis saepiua solut^e et suraum 

 incarva3, Semiua 4 v, abortu x>auciora, plano-compressa, suborbiculata, tuberculosa v. 

 muricata ; embryo normalis. — Harbaj basi ssepe suffrutescentes, pubescentes. Folia 

 integerrima, Flores parvi v. mediocres, pallidi, Involucra seu bractearum paria ad 

 axillas foliorum floralium bracteiformium scepius solitaria sessilia v, breviter pedicellata, 

 ad apices ramorum dense v. laxius spicata. 



Species ad 6, Mcxici, America centralis et ins. Galapagorum incolse, Walp. Anu. v. 605. 



Genus Dicliptcrm valde aifine, differt imprimis coroUse forma. In speciebus typicis inrolncra 

 dense spicata, foliis liuralibus bracteiforniibus ovatis ao-nervibns imbricatis, bracteis involucri fere 

 Hberis, calyco 4-mcro. Henrva, Ifees in BetUh. Bot. SnlpJi, 148, t. 49, et in I)C\ Prod, xi. 491, ost 

 species unica, spicis laxis interruptis, foliis tloralibus bractciformibus parvis angustis, bracteis involu- 

 cri hinc alte connatis calyce 5-mero. T. ^?f>/^5^«rAy;im, Nees in Seem. Bot. Her, 325, t, G8, inter 

 Henryam et species typicas omnino medium tenet; involucra angusta bractcse parvas et calvct'S 

 5-mcri ut in Henrya; spicce al'brcviatse et bractG<ne involucri fere libera^ v- bine breviter connatse ut 

 in spcciebus typicis; flores quam in omnibus majorcs. 



118, Peristroplie, Kees in WalL PL As. Har. iii. 112, et in DC. Prod. xi. 402- 



Bracteie 2, basi subconnatns, flores 1-oc siepeque bracteas minores includantaa. Calyx 

 bracteis breviqr, siccus v, hyalinus, alte 5-fidu3, aegmentis linearibus sataceisve aub- 

 a^qualibus- Corollse tubus tenuis v, superne paium ampliatus, rectus v. apice 

 inflaxua ; limbus louge 2-labiatua, labiia angustis postico erecto concaviusculo in- 

 tegro V, emarginato, antico patente convexiusculo v, piano integro v, apice 3-fido. 

 Stamina 2, fauci aftixa, labiis paullo breviora ; anthers 2-loculare3, loculis muticia 

 superpositis v, uno altiua affixo v. rarius subparallelis rectia v, recurvis ; staminodia 0. 



