C62 LXI. DROSERACEZE., 
elongatum, sublignosum, nune bulbosum et tunicatum. Folia varia, laxe. v. confertim 
alterna, rarissime verticillata, seepe rosulata petiolata et stipulata, nunc 2-tida v. pinnati- 
fida; petiolus in paucis foliaceus, eum lamina 2-loba v. vesiculosa; vernatio in plerisque - 
circinata. Inflorescentia varia. Flores sspe speciosi, fugaces. 
Species ad 110, fere omnes paludose v. arenicolz, terras temperatas Gioblandnté totius orbis, in- 
sulis Pacifieis exceptis, incolunt, 
Ordo valde singularis, nostra sententia Sazcifrageis ovulis parietalibus proxime accedens, sed 
secedens habitu peculiari, staminibus rarius perigynis, antherarum dehiscentia ssepissime extrorsa, et 
petalis marcescentibus tenerrimis. 
FORMJE ABNORMES, 
Folia Dionee et Aldrovande. 
Petala basi connata in Byblide. 
Filamenta curva in Byblide, basi connata in Dionea. 
Ovarium in loeulos divisum, ovulis axi affixis stylo simpliee in Horidula et, Byblide. 
Embryo minutus in basi albuminis in Di , et interdum in ZDrosera. 
CONSPECTUS GENERUM. 
* Ovarium 1-loculare. 
l. DRosERA, Stamina 4-8. Styli 2-5, simplices 2-partiti v. multifidi. Placente parietales. 
Herbs glanduloso-pilosse.— Orb. £o£. 
2. DRosoPHyrtpuM. Stamina 10-20. Styli 5, fibformes, Placenta basilaris. Frutieulus 
glanduloso-pilosus.— Hispan., Mauritan. 
3. ArpROVANDA, Stamina 6. Styli 5, filiformes. Placentz parietales, —Herbee glaberrim:se, 
natantes, foliis verticillatis.—Zuwrop. med. ei inerid., Bengal. 
4. DioxXa. Stamina ad 15. Stylus columnaris, Placenta basilaris. Herba glaberrima, 
foliis rosulatis 2-lobis.— Carolina. 
** Ovarium 2—3-loculare. 
5. RomrpULA. Stamina 0. Stylus l. Ovarium 3-loculare, ovulis pendulis. Fruticuli glan- 
duloso-pilosi.— Africa austr. 
6. Bvsrrs. Stamina 5. Stylus 1. Ovarium 2-loculare, ovulis in axi loculorum. Herb: 
glanduloso-pilosze.— Australia. 
GENERA EXCLUSA. 
Pansassra, L., inter Saxifrageas invenitur. 
RonwaANzowra, Chan., est Hy droleacea ? 
l. Drosera, Linn. Gen. n. 391.—Calycis tubus brevis v. brevissimus, ab ovario liber ; 
lobi 4, 5, v. 8, suberecti, marcescentes, imbricati. Petala 4, 5, v. 8, spathulata, hypogyna 
v. perigyna, marcescentia, Stamina tot quot petala, cum iis inserta, filamentis subulatis 
v. filiformibus; antherse breves, extrorsum dehiscentes. Ovarium liberum, ovoideum v. 
globosum, l-loculare; styli 2—5, ssepius 3, liberi v. basi cohzerentes, integri v. varie divisi, 
stigmatibus capitellatis v. fimbriatis; ovula numerosissima (rarissime pàuca), placentis 
2-5 sepius 3 cum stylis alternantibus multiseriatim affixa. Capsula calyce stipata, 
oblonga, loeulieide 2-5-valvis, oc-sperma. Semina minuta, oblonga, testa swpissime laxa 
reticulata ; embryo minutus v. majuseulus, in axe albuminis cylindraceus, v. ad basin minutus. 
—Herb:s radice v. rhizomate perenni, nunc basi bulboss, acaules et scapigers v. caules- 
centes, glanduloso-pilosse, rarissime glaberrim:e, interdum ope glandularum  scandentes. 
Folia alterna v. rosulata, sessilia v petiolata, rotundata spathulata lunata v. peltata, 
vernatione circinata v. in una specie recta. Stipule O0 v. scariosm, petiolo basi dilatato 
adnats. Flores solitarii raeemosi eymosi v. corymbosi, parvi v. majuseuli et speciosi, albi 
v. rosei. 
Species ad 100, per totum orbem insulis Paeifieis exceptis dispersz, in Australia extratropica fre- 
quentissime. DC. Prod. i. 317. Walp. Ann. i ii. 69. — Benth. Fl. Austral, n. 453. Harv, et Sound, 
Fl. Cap. i. 75. 
Genus in revisione optima Planchoni in Ann. Sc. Nat. Ser, 3, ix, 70, 185, in geetiones: 18. dividitur, 
