X. PAPAVERACEE. 49 
Ono X. PAPAVBRACEZ. 
Endl. Gen. 854; Lindl. Veg. Kingd. 430. 
Flores hermaphroditi, regulares, v. in Fumarieis irregulares. Sepala 9 v. 3, rarius 4, libera, 
imbricata, caducissima. ^ Petala 4-6, rarius 8-12, hypogyna, libera, biseriatim v. rarius 3- 
seriatim imbricata et sepe corrugata, decidua. Stamina hypogyna, oo, libera, filamentis 
filiformibus, v. in wumarieis definita, filamentis sepius connatis.  A4ntAere ad apicem 
filamenti erecti, biloculares, v. laterales rarius uniloculares, connectivo tenui, loculis longi- 
tudinaliter dehiscentibus. Ovarium liberum, nunc l-loculare, placentis oc-ovulatis, parie- 
talibus, nerviformibus v. plus minus intromissis, nunc rarius co-loculare placentis septiformibus 
ad axim attingentibus, v. spurie 2-loculare placentis: nerviformibus dissepimento spurio 
connexis; quandoque ovulum unicum e basi cavitatis oriundum fovens. Stylus brevis 
v. subnullus ; stigmata (v. carpellorum apices stigmatosi) tot quot placente, nune distincta 
et apice divergentia (stigmata libera cum placentis alternantia) ; nune apice erecta v. ssepius 
inflexa, inter se confluentia, supra styli seu ovarii apicem discoideum v. clavatum adnata, 
stigma formantia radiato-lobatum (stigmata radiantia, placentis opposita), nune styli apicem 
dilatatum undulato-lobatum marginantia (stigma lobatum, lobis erectis cum placentis alter- 
'nantibus, sinubus deflexis placentis oppositis). Ovu/a anatropa, adscendentia v. horizontalia, 
micropyle infera, raphe supera v. laterali. Fructus capsularis, poris valvisve dehiscens, 
rarius indehiscens. Semina globosa v. ovoideo-subreniformia levia v. scrobiculata, hinc 
raphe cristata v. nuda pereursa. .Emóryo prope basin albuminis carnoso-oleosi minutus. 
Herbie v. rarissime fruticuli, glabri et ssepe glaucescentes v. longe pilosi, sueco frequenter 
colorato. Folia alterna, v. floralia rarius subopposita, integra v. sepius lobata v. dissecta, 
"exstipulata. Pedunculi uniflori v. rarissime subumbellato-pluriflori, scepius elongati, ter- 
minales v. ex axillis superioribus. 
Species ad 160 in regionibus temperatis subtropieisve hemisphsrii borealis crescentes, v. per- 
paucce intra tropieos v. in hemisphzrio australi obvit, nonnulle hodie per locos cultos orbis fere 
totius late dispersc. 
Papaveracez, numero binario v. ternario sepalorum petalorumque, petalis duplici triplicive 
serie dispositis, hine Jerberideis hine Cruciferis accedunt; ab illis ovario syncarpico, ab his sta- 
minibus et seminibus facillime distinguuntur. Genera nonnulla polyandra etiam Zanunculaceis 
affinia, et quoad semina conveniunt, differunt tamen gynocio (prima juventute etiam in Platyste- 
mone) syncarpico. 
FORMJE ABNORMES. 
Caulis frutescens in Dend? et in B ia. frut. L 
Folia integra in Dendromecone, icc apte ii Platystigmate, M: idibus paucis; floralia sub- 
5. in Pk *» j, ^ PL ty tig p q paucis C. 7. ^ affinibus, 
- Sepala ealyptratim cobzerentia in Zschscholteia 
Petala et Wein. perigyna in Feet les 
Petala 0 in 5 , 8-12 in Sanguinaria. 
Stamina subdefinita in specie uniea Platystigmatis et in altera CE ids definita in Fumarieis. 
Carpella maturitate distineta in P/a£ystemone, 
CONSPECTUS GENERUM. 
Subordo I. PAPAVEBEJZE. Petala omnia subeonformia, plana, patentia. Stamina oo, 
li 
Tribus I. Romneyese. Stigmata, seu carpellorum apices stigmatosi, distincta, apice diver- 
gentia, cum placentis alternantia. Seminum p/acente a valvis haud solute. Flores vulgo 3-meri. 
1. PrnATrYsTEMON. Filamenta dilatata. Stigmata oo, limearia. Carpella co, matura dis- 
tineta, linearia, torulosa, in articul secedentia. Folia integra.— California. 
2. PrarxsTIGMA. Filamenta parum dilatata. Stigmata 3, ovata v. lanceolata. Capsula 
apice 3-valvis, Folia integra,— Ca/ifornia et. Oregon. 
VOL. I. E 
