Gomphrenece.] CXXX. AMARA.NTACE^. 41 



ChnoantStts, PkWppi in Ami. Univ. Chili 1862, ii. 405, ex Linnm xxxiii. 223, Mendozae iucola, 

 ost vorisimiliter Gom])hrcnce species, G. demisse?, Moq. affinis. 



45. FroBlIchla, Mcench. Meth. 50.— Florea hermaphroditi, spicati, bracteati et 2-brac- 

 teolati, lana involuti. Perianthium intra bracteas sessile, teretiusculum, ad medium vi 

 altius fissum, tubo demum indiirato et longitrorsum cristate ; lobi lanceolati, acuti, glabri. 

 Tubus stamineus elongatus, apice S-fidus, lobis brevibus v. elongatis obtusis ; auther^e iii 

 sinubus inter lobos sessiles, 1-loculares. Ovarium ovoideum ; stylus subelongatus stigmate 

 capitellato, v. stigma sessile penicillatum ; ovulum X, ab apico funiculi elongati suapensum. 

 Utriculus tubo indurato v. incrassato 2-alato v. -cristato pei-ianthii inclusus, ovoideus^ 

 membranaceus, indehiscens. Semen inveraum, lenticulare v. sub-obpyramidatum, testa 

 coriacea brunnea Ijevi ; embryo annularis, albumen farinaceum cingens, radiculasupera.— 

 Herbse annuse v. perennes ? erectse, ssepius sericeo-tomentosro, caulibua simplicibus v. 

 ramosis articulatis. Folia oppoaita, sessilia v. radicalia petiolata, ovata lineari-oblonga v. 

 spathulata, integerrima. Spicse sessiles v. pedicellatee, interdum interruptie. Flores 

 parvi, bracteolis membranaceis involuti. 



Species ad 10, Amcricce calidioris a Texas ad Brasiliam australem incolse. Moq, in DC, Prod, 

 xiii, ii, 419. Seub. in Mart Fl, Bras. v. i. 163, t. 50. And^rss. in Eiigm. Besa, Boi. t. 3, 4. J(xc(i, 

 lo. Bar. \,t.o {Celosia). VMr. Stirp, t. 3 {Gomphrcna). 



Genus in sectiones 2 dividitur : — 



1. Hoplotheea. Stylus manifestus, stigma capitellatum. Oplotheca, Nutt. Gen. Am. ii. 78. Mart. 



Nov. Gen. et 8p. ii. 47, t. 146. Hook. Ic. PI t. 256. Bot. Mag. t. 2603. Hoplotheca, Sprcng. Si/st. 

 Cur, Post. 52. 



2. Dilopha. Stigma sessile, peDicillatum. 



F. n%d\caule, Hook, f., species Galapagensis, a congeneribus differt ramis dicliotomis nudis, et spicis 



terminalibus. An genus novum ? 



r 



4G. Hebanthe, Mart. Nov. Gen. et 8p. ii. 42, t 140 ad 145.— Florea hermaphroditi v. 

 polygamo-dioici, bracteati et 2-bracteolati, capitati v. spicati, capitulis spicisve peduncnlatis in 

 ramos oppositos paniculce brachiatse verticillatis. Perianthium intra bracteolas sessile, tere- 

 tiusculum, lanatum v. longe sericeum, 5-partitum ; segmenta sequilongat lineari-oblonga, 

 obtusav.subacuta,3-5-nervia. Tubus stamineus 5-fidu3,lacinii3antheriferis nunc linearibua 

 apice 2-cTuribu3 anantheris interpositia 0, nunc aubulatis ananthcris interpoaitia brevibua 

 V. subquadratis v. ; antherm oblongoe v. ellipsoidefe, 1-loculares. Ovarium ovoideum v. 

 globoaum ; stigmate capitato 2-lobo v. 2-cruri ; ovulum 1, ab apice funiculi elongati aua- 

 pensuui. Utriculus ovoideua, membranaceuSj indehiscens. Semen inversum, lenticulare, 

 testa coriacea l^vi ; embryo albumen farinaceum cingens, v. annularis cotyledonibus 

 ano-ustis, v. periphericus cotyledonibus latis tenuibus concavis, radicula gracili supera. — 

 Herbse v. suffrutices crecti v. scandentea, ramis elongatia gracilibus patentibus, glabri v. 

 infloresccntia prfesertim tomentoaa, rarius sericei v. villosi. Folia opposita, petiolata, 

 ovata V. lanceolata, integerrima, subtus interdum sericea. Capitula v. spicse parvse, 

 basi nudse. Flores parvi, patentes, lanati. 



Species ad 20, Americse tropica^ incolae. Genus in sectiones sequentcs dividitur : — 

 1. Euhehanthe. Flores spicati. Perianthii segmenta 2 exteriora glabra pubescentia v. villosa, 3 

 interiora copiosissime et longe Janata, pilis flexuosis. Moq. in DC. Prod. xiii. ii. 385 (Gomphrena 

 sect.). Scub. in Mart. Fl. Bras. v. i. 191 {Gomphrents sect.). Hook. Ic. PI i. 102 (Iresine). 



Hiec sectio formas 3 prsebet :— 



a. Lacinise antherifene subnlat«>, anantheris interpositisgeminis, v.laciniseprofunde 2-cnire9, 

 antheria in sinubus insertis. H. paniculate, Mart. Nov. Gen. et Sp. ii. 1. 140 et 142. H. piilverulenta, 

 Mart. I.e. t. 144, 145. H spicata. Mart. 1. c. t. HI, 142. H. virgata. Mart. I.e. t. 143, 145. 



b. Laciniae autheriferge subulatee, anantheris interpositia soHtariia elongatis. Fcndl. PI. 



Venez, n. 1069, 1076. et species 2 mexicanae. 



c. Lacinige antheriferae snbulatae, baai triangulares, anantheris iuterpositis 0. H. pani^ulatay 

 Moci- (Gomphrcna) non Mart. (Guiana, Rob. Schomb. n. 550, Spruce n. 4933), H. decipiens, H. f. 

 ilresinc grandijlora, Hoot. ; AUemanfhera grandijlora, Moq.). H. pulvendenta, Moq, won Mart. 

 (Mexico, Galoutti, no. 7160), H. guiancHsis, Klotzsch (Rich. Schomb. n. 1527), aliaeque. 



