J § F. Pax u. R. Ivnuth. — Primulaceae. 
Prim. 18 51 ; Reichb. Icon. Fl. germ. XVII. (1855); Regel in Acta hört, petropol. III. 
(1.874) 127; Benth. et Hook. f. Gen. II. 1873) 629; Kerner in Österr. bot. Zeitsclir. 
XXV. (1875) 77; Hook. f. Fl. Brit. Ind. III. (1882) 482; Pax in Engler’s Bot. Jahrb. 
X. (1889) 75; in Engl er u. Prantl, Pflzfam. IV. I. (1889) 105; Widmer, europ. Arten 
Primula ( I 89 1 ) ; Kusnetzow, Fl. cauc. critic. IV. (1901) 4.9. — Auricula ursi Tourn. 
Instit. (1719) 120. — Pr. veris Tourn. Instil. (1719) 12 3. — Aleuritia Spach, Hist, 
nat. veg. Phaner. IX. 1 8 4 0 ) 360. — Primula Sect. Typoprimula 0. Ktze. in Post et 
Kuntze, Lexicon (1904) 459. 
Calyx tubulosus, campanulatus vel infundibuliformis, saepe inllatus, persistens; lobi 
imbricati. Corolla hypogyna, infundibulifonnis vel hypoeraterimorpha, rarius subcam- 
panulata; tubus elongatus; faux ampliata, nuda vel ± annulata; lobi patentes vel rarius 
erecti, integri vel bilobi, imbricati. Stamina tubo vel fauci affixa, inclusa; filamenta 
brevissima; antberae obtusae. Ovarium globosum vel ovoideum, hinc inde apice in- 
crassatum; Stylus filiformis; stigma capitatum. Ovula numerosa, placentae centrali 
liberae, saepius stipitatae inserta vel immersa, hemi-anatropa. Capsula globosa vel 
cylindrica, polysperxna, valvis 5 — 10 dehiscens. Semina ± peltata, dorso subplanius- 
cula, ventre convexa. Embryo transversus. — Herbae rliizomate perennantes, rarius 
monocarpicae. Folia omnia basalia, indivisa vel lobata, petiolata vel sessilia. Flores 
majores vel mediocres, rarius minores, dimorpho-beterostyli, ebracteolati, in scapo um- 
bellati vel capitati vel in verticillos superpositos dispositi , rarius racemosi vel spicati, 
rarissime in scapo solitarii; bracteae involucrales foliaceae vel angustae, passim basin 
versus dz saccato-produclae. 
Species ad 210, regionis temperatae borealis, subarcticae et arcticae incolae, in- 
primis locis montanis et subalpinis nascentes. Cfr. chartam I. 
Conspectus sectionum generis Primulae. 
A. Folia juvenilia involutiva. 
a. Folia membranacea. Flores in verticillos superpositos dis- 
positi. Bracteae involucrales foliaceae Sect. 4. Floribundae Pax ! 
b. Folia dz coriacea. Flores umbellati. Bracteae involucrales 
saepissime non foliaceae Sect. 2 I . Auricula Pax , 
B. Folia juvenilia revolutiva. s 
a. Folia lobata, distincte petiolata, lobi dentati vel crenati . . Sect. 1 . Sinenses Pax 
b. Folia non vel vix distincte lobata. 
a. Calyx foliaceus, post anthesin valde accrescens. Sect. 3. Monocarpicae Franch. 
[j. Calyx post anthesin vix vel non accrescens. 
I. Species stoloniferae Sect. 12. Minutissimae Pax ; 
II. Species astolonae. 
1 . Flos in scapo ebracteato solitarius. Sect. I 5. Omphalogramma Franch. 
2. Flos in scapo bracteato solitarius vel saepius in- 
florescentia multiflora. 
* Folia pilosa vel pubescentia*). 
f Flores distincte pedicellati. 
Q Folia coriacea vel subcoriacea, valde rugosa. 
/\ Parvifoliae. Folia 8 — 10 cm longa, 
saepius minora Sect. 6. Bullatae Pax 
AA Macropbyllae. Folia ultra 10 — 15 ein 
longa, saepius majora . Sect. 7. Carolinelia (Hemsl.) Pax 
OO Folia membranacea, rugosa. 
A Folia distincte petiolata, basi cordata. Sect. 2. Fallaees Pax 
AA Folia in petiolum sensim attenuata, 
rarissime basi cordata Sect. 8-VernalesPax 
*) Cfr. species nonnullas Sect. Carolindlae\ 
