FRANGULACEAE. CCXXXIV. PITTOSPOREAE. 



bum, adscnndens, duo antica adscendentia, carina- 

 ta, inaetjuilatera, iateralia iluo interiora mtnora. 

 plana, patentia, apice obliquc truncata. Stamina 

 hypogyna, 5, 6, 10, t2, excentrica, petalis antici» 

 opposita, in alahastr» erecta ; f>. lamenta cuni- 

 planata, in tulium hinc fissuin cunnata, lateralia mi- 

 nora. castrata, antherae introrsac, liiiuculares, 

 dorsoafiixae, loculi appositi, hragitndinaliterdehia- 

 centea. ii 1 amtulae2_4, (ntamina ahortivaV), hy- 

 pogynae, ad basitn ovarii sitae, petalu postico oppo- 

 gitae. O v a riu ui lilieriitn, ecarpidiis tribug, margini- 

 bus in disseptmenta columnac centralis trigonae an- 

 frulof attingentia introflexis, triluculare. Ovula in 

 locitlis plura, culumnae centralis angulo affixa, ain- 

 pliitrupe pendula. S t y I u s terminalis , simplex; 

 a tipm a trUobnm. Cspsn I a trigona, trilocularU, 

 eepticidu trivalvis, valvis coriaceia, carinatis, api- 

 ce emarginatis , columna centrali triptera, liltera. 

 Seinina culumnae centrali affixa, rotundata, testa 

 chartacea, umbilico ventrali, lana densa laxa involnta. 

 Embryu in axi alliuminU dcnse carnosi rectus, 

 transverstis ; cotyledunilius magnis , rutun- 

 dalis, cumplanatu-foliaceis, radicula brevi, nb- 

 tnsa, ab uinbilico remota. — Frutices Amcricae 

 tropicae, scandentes , sarmentosi ; fvliis oppositis, 

 brevissime petiotatis, penninerviis , intcgcrrimis, sti- 

 pulis petiolaribus, caducis, jloribus in racemos axil- 

 tares v. in paniculas tcrminales dispositis. 



Trigoitla AuMtt Guian. I. 390. l. t49. 150. Lam. 

 t. 347. Kunth in Humb. et Bonpl. Nav. gen. et sp. V. t4t. 

 DC Prodr. I. 5,71. St. Hilaire et Mnqnin in Mem. Mus. XVIII. 

 t. 31./. 3. Cambessedea in St. Hiiaire Flor. Brasii. 11.80. 

 t. 105. Melaner Gen, 40. (83.) Maiuea Flor. Flumin. 

 rn. t. 8. 



Classis KiW* Frungulaceae. 



Arbores, frutices v. rarissime her- 

 bae, succo aqueo. Folia alterna v. rarius 

 opposita, simplicia, integra, rarissime terna- 

 natim v. pinnatim composita. Flores saepis- 

 sime hermaphroditi. Calyx liber v. ciim ova- 

 rio connatus. Corollae petala calycis laciniis 

 numero aequalia, perigyna v. hypogyna, libera 

 v. inter se subcoalita, rarius nulla. Stamina 

 petaloruni nnmero, rarissime plura , petalis al- 

 terna v. opposita. Ovarium bi-tri-plurilocu- 

 lare, interdum scptis margine ovuliferis incom- 

 pletis uniloculare. Ovula in loculis solitaria 

 v. gemina, rarius plurima, anatropa. Fruc- 

 tus capsularis, baccatus v. drupaceus. Semi- 

 na in loculis solitaria v. plurima, saepe arilla- 

 ta. Embryo intra albumen orthotropus. 



Ordo CCXXXIV*. JPittosporeae* 



PITTOSPOREAE R. Brown in Flindere foy. II. 542. 

 DC. Prodr. I. 345. Bartling Ord- nat. 377. Lindley Intro- 

 duct. edit, II. p. 3t. MeUner Gen. 66. (47.) Putterliek, 

 Sjnopsis Pittotporearum. Vindobonae , 1839. 8. 



Arbores v. fruticbs erecti aut interdum 

 scandentes. Folia alterna, petiolnta, simpli- 

 cia, integra v. interdum pinnatisecta, margine 

 integerrima, crenata v. dentata, subcoriacea. 

 8 tipula e nullae. 



Florbs hermaphroditi, regulares, axillares 

 v. terminales, interdum gemmae axillaris evo- 



lutione oppositifolii , solitarii v. in racemos, 

 corymbos aut cymas dispositi, 



Calyx liber , pentaphyllus, v. foliolis plus 

 minus connatis, aestivatione imbricatis quin- 

 quefidus , deciduus. 



Corollae petala 5, hypogyna, calycis fo- 

 liolis alterna, distincta,erecta aut rarius paten- 

 tia , unguibus saepissime conniventibus , in- 

 terdum coalita , laminis aestivatione iiubricatis 

 sub anlhesi patulis, decidua. 



Stamika 5, hypogyna, petalis alterna, erec- 

 to-conniventia, rarius patentia, interdum sub- 

 secunda. Filamenta libera, liHformiav.su- 

 bulata. Antherae introrsae, biloculares, ba- 

 seos plertimque emarginatae dorso inserlae, 

 loculis appositis, rinta longitudinali, interdum 

 apice breviter biante , inferius connivente et 

 ideo poriformi, dehiscentibus. 



Ovarium libernm, sessile v. brevissime sti- 

 pitatum, e carpidiis duobus ad quinque, inedio 

 semiseptiferis , valvatim appositis compositum, 

 nunc septis in axi contiguis biloculare, nunc 

 iisdem axim baud attiitgeiilibus incomplete bi- 

 quinqueloculare. Ovula plura v. plurima, se- 

 miseplorum marginibus discretis v. in axi con- 

 tiguis, vix incrassatis utrinque biseriatim in- 

 serta, horizontaWa v. subadscendentia, anatropa. 

 Stylus terminalis, simplex. Stigma obtusum 

 v. subcapitatum , brevissime emarginato-bilo- 

 liuiri, obsolete quadrilobum v. rarius bifidum. 



Fructcs bilocularis, v. septis axira hand 

 attingentibus incomplete bi- quinquelocularis, 

 nunc capsularis , membranaceus, coriaceus v, 

 sublignosus , bi- quinquevalvis, valvis medio 

 semisepta, plus minusve producta, margine 

 utrinque seminifera gerentibus, nunc baccatus, 

 carnosus v. exsuccus , indehiscens. 



Sk«i\a plurima v. abortu pauca, globosa 

 v. angulata aut fere reniformia, plerumque U- 

 quore resinoso, aromatico obvoluta, interdum 

 illo interse compacta; testa laevi nitida, rha- 

 phe brevi, adnata v. interdum solitta, chala- 

 zam umbilico approximatam, nucleum suspen- 

 dentem intrante. Albumen copiosiim, dense 

 carnosum, durum , aequabile. 



Embryo in basialbuminis, in regione umbi- 

 lici minimus, orlhotropus , subglobosus v. cor- 

 diformis; radicula plus minus attenuata, co- 

 tyledonibus obsoletis. 



Pittosporeae in Nova-Hollandia extra- 

 tropica copiosissime crescentes , in insulis 

 Oceani pacifici , Japonia, Asiae continente in- 

 ter tropico, IVepalia, insulis Mauritianis, Capite 

 bonae spei et Canariis rarae, in America non- 

 dum observatae fuerunt. 



Affinitate Celastrineis capsularibus proximae, 

 ab iisdem corollae et staminum insertione hy- 

 pogyna, disci defectu , ovulorum nuniero et 

 embryone minimo facillime distinguuntur. 



