90i 



PARIETALES. CLXXXVIH. CISTINEAE. 



Capsula membranacea v. cartilaginea 

 terdum fere lignosa, unilocularis , v. septis ad 

 axim distinclis incomplete tri- v. quinque-raris 

 sime sex- v. decemlocularis , aptce v. juxta 

 totam longitudiiiem tri-decemvalvis, valvis 

 dio placeutas nerviformes v. semisepla margine 

 placentifera gerentibus. 



Semina plurima v. rarius delinita, funiculis 

 longis primum subtensa, mox ex iis decidua, 

 ovata v. subglobosa., testa saepe mucilaginosa, 

 umbilico cum chalaza basilari saepe incrassata 

 coincidente, micropyle huic e diametro oppo- 

 sita, rafissime umbilico prope mediam seminis 

 longitudinem laterali, ope rhapheos brevissi- 

 mae cum chalaza micropyli e diametro opposita 

 conjuncta. Albumen farinaceum, rarius sub- 

 cartilagineum. 



Eihbryo rarissime suborthotropus , vix no» 

 semper antitropus , intra albumen excentricus 

 v. subcentralis, rectiusculus, conduplicatus v. 

 sigmoideo-biplicatus v. spiraliter convolutus 

 cotyledonibus planiusculis, ellipticis, li- 

 nearibus v. ovatis, radicula tereti, longa 

 chalazae e diametro opposita. 



Cistaceae in siccis apricis regionum tem 

 peratarum hemisphaerae borealis indigenae, ii 

 terris mare mediterraneum ambientibus impri : 

 miscopiosae, in America boreali nonnihil ra- 

 riores, in Americae tropicae littoribus rarissi 

 mae , affinitate proxima ad Violarieas et DroS- 

 eraceas, seminis structura et embryonis situ 

 et directione impriinis diversas, sed et plu 

 rimis notis facillime distinguendas, accedunt. 



5039. Tumnn» SPACH. Calyx triphyl 

 lus , minute bibracteolatus. CoroIIae petala 5 , 

 hypogyna, aequalia. Stamina plurima, hypo- 

 gyna, extima sterilia, tenerrima, celluloso- moni- 

 lifomiia; fertilium filamenta filiformia, libe- 

 ra, antherae biloculares, longitudinaliter debis- 

 centes. Ovarium incomplete triloculare, placen- 

 tis nerviformibus, semisepta marginantibus. Ovn- 

 la pauca, pendula, anatropa v. aemianatropa. 

 Stylus terminalis, cum ovario articulatus, sub 

 clavatus; stigma capitato- trigonnm. Capsula 

 chartacea, incomplete trilocularis , loculicide tfi- 

 valvis , valvis ineilio semisepta margine scminifera 

 gerentibus. Seinina pauca, rhaphe adnata, ad 

 micropylem chalazae e diametro oppositam pro- 

 currente, v. prope mediam seminis longitudinem 

 soluta. Embryo intra albumen uncinatus v. bi- 

 plicitus, cotyledonibus, radiculae superae, chala- 

 zae e diametro oppositae , albumine interposito 

 incumbentes. _ Suffruticuli , in Europa media 

 et re gione mediterranea obvii ,• foliis alternis 

 v. oppositis , stipulatis v. ezstipulatis , sessilibus v. 

 brevissime petiolatis, lincaribus , pedicelUs infraaxil- 

 laribus v. oppositifoliis , racemosis , vnilateralibus, 

 floribus croceis v. citrinis. 



P n m a 11 a Spach in Nouv. Annal. »e. nat. VI. 3S9 

 t. 16. f. 1—17. Helianthenii sect. Fnmana Dunal in 

 DC. Prodr. I. 274. C i s t i ■ p. Li.in. Cavanili. /c. t. 145. 

 f. 1. 172. Desfont. Ftor. atlant. t. 105, 



509S. Clstiis TOUHNEF. Calyx tri- 

 phyllus , bibraeteolatus, bracteolis nanis, rarius 

 calycis foliola aequantibus v. nullis. Corollae pe- 

 tala5, rarissime 3, hypogyna, aequalia. Stami- 

 na plurima, hypogyna, omnia fertilia; filamen- 

 ta filiformia, antherae biloculares, longitudi- 

 naliter dehiseentes. Ovarinm sessile, incomplete 

 tri-quinqueloculare, rarius scx-decemloculare, pla- 

 centia nerviformibus v. lamellatis, semisepta inar- 

 ginantibus. Ovula pauca v. plurima, orthotropa, 

 e funiculis plus minus longis adscendentia v. pen- 

 dula. Stylus terminalis, cum ovario articulatus, 

 filiformis v. clavatus , interdum subnullus; s t i g- 

 ma capitato-dilatatum. Capsula cartilaginea, co- 

 riacea v. lignosa, quinque-deccmloeularis, rarius 

 tri-sexlocularis, loculicide complete v. apice tri-de- 

 cemvalvis, valvis endocarpio rarissime soluto, 

 medio semisepta margine seminifera gerentibus. 

 Semina plurima v. pauca, funiculo ad «halazara 

 micropyle e diametro oppositam inserta. Embryo 

 intra albumen antit-opus, spiralis, epirae circulis 

 albumine interposito discretis, radicuta chalazae e 



diametro opposita. Suffrutices v. fruticuli, in re- 



gione me diterranea obvii, parcius in Ame- 



fotiis oppositis , cxstipulatis, inlegerrimis v. subdcn- 



ticulatis, pcdunculis axillaribus v. tcrminalibus, uni- 



multijloris. 



CUtng Tonrneforc. InU. 136. Giirtner 370- t. 76. Du- 



nal in DC. Prodr. I. S63. H e I i a n t h e m i sect. 1. et 2. 



Dunal 1. c. Haliiuimn, _ a d a n a m , IlhodacUtut, 



Cistus, Stephanocarpus et Ledonia Spach in 



rfouv. Annal. sc. nat. VI. 36S_370. 



a. HALIMIUM Dunal. C a 1 y c i s foliola interiora confor- 



mia, bracteolae iniaimae r. nullae. r a r i u >u incom- 



plete tri-rarissime quinqueloculare, placentis tiliformibus, 



semisepta marginantibus. Stylus bre»is, clavatus- C a p- 



valvi» seniisepta medio gerentibus. — Flores albi v. 

 citrini. — H a l i tn i u m Spacli Op. cit. 36S. Haliiniun 

 Helianthenii sect. Dunal in DC. Prodr. I. 267. (Cav. 

 Ic. t. 99. Vent. Choix U 20. Bot. Mag. t. S64. 627.) 

 L. LAD.VMIM Spavh. Calycis foliola conformia , brac- 

 teolae nullae. Orarium incomplete quinrruedecemlocu- 



lare, ptace 



tii c 



istaeformibus 



■«I 



isepta m 



rgiuau 



bus. Stylu 



s bre 

 blign 



s'a S! 



ToVpuVe 



>iimI 

 qnl 



us. Cap 



ula c 

 mvalvis 



valvis medi 







feris. _ 







Lad 





i Op 





pag. 36 



. C 





Led 



n i a §. 2. D 



inal Op. c 



it. 266. C 



. la 





us L. 



C. laurifo 



iius 



Lin 











RHODOCISTUS Spach 



Calyc 



is foliola deci 



113, CO 



formia, brac 







ic. Ova 



rium incompl 





queloculare 



pl;ite 



ntis 



nerviform 



ibus 



semisept 



a marg 





f lu I 



gra 



ilis, star 







Caps 



la Hgnosa, 







medium 



OCIll 



cide quinq 



uevalvi 



valvis media 





sepl 



feris. _ 



Flor 



' purpur 





*«. _ Rht 



dofl 







o P . 



cit. 367. 



Webb 



Berthel. Flo 



r. Cat 





124. 1. 12 



. c. 





us A 



Jacq. Hort. 



Scho 



i r. 



t. 282. 



C. c 



andidi 



simu 



d. ERYTHR0CISTUS2>«/ia/. Calycis foliolapersistentia, 

 conformia, bracteolae subaequilongae v. minorea. Ora- 

 rium iucomplete quinqueloculare , placentis nerviformi- 

 bus, semisepta iiiargitiantibus. Stylus gracilis v, cras- 

 sus. C a p s u 1 f. lignosa , plus /ninus complete loculicide 

 q.uinquevalvis . valvis medio seniisepta gerentibus. _ 

 Floret purpurei v. rosei. _ C i s t u s Spacli Op. cit. 



t. 408.) 

 LEDONIA Spach. 



\ 1 y c i s foliola persistentia , duo 



incomplete quiiiqueloculni e , pla- 

 septa margmautibus. Capsula 

 :ea, ab apice ad basim loculicide 



