632 XCIX. PRIMXJLACE.f:. [Frimukce. 



m 



3. Androsace^ Liiin, Gen, n. 196. (Aretia, Linn. Gen, n, 195.) — Calyx S-fidus v. 5- 

 partitus, lobis v, segnientis erectisv. incurvis, fnictiferis interdum stellatim patentibus^ 

 persistens, interdum accrescens. Corolla hypogyna, hypocraterimorpha v, infundibularia ; 

 tubus brevisj calycem non superans, fauce coiistricta ainuilata v. fornicibus instructa ; 

 Imibi lobi 5, oblongij ciineati v, obcox'dati, imbricati. Stamina 5, tubo corollas incbi'sa, 

 filamentis brevissimis ; antheree breviter oblongaj^ obtusaj. Ovarium superum, globosum 

 V. turbinatum ; stylus sajpissime brevis, stigmate obtuao v, capitullato ; ovula pauca v. 

 numerosaj placentie parvaj v. majuscul;Teaffixaj semi-anatropa- Capaula ovoidoav. globosa, 

 ad medium v, basin 5-valviSj oligo- v. polysperma. Semina ovoidea oblonga v. suborbi- 

 cularia, a dorso compressa, umbilico ventrali, testa rugulosa ; embryo trausversus, rectus 

 V. curvus- — Herbte pai-Vfe, habitu varife, anxmiB v. pereimes, aliic siinpliciuscula:, scapi- 

 gerse, aliee csespitosre v. pulvinatre foliis secus ramulos densissime imbricatis floribusve 

 solitariis et sessilibus v, pedunculis l-cc-floris. Folia varia, sessilia v, petiolata, integer- 

 ,riiiia ^errata dentata v, inciso-lobata- Flores parvi, sa^pius albi v. rosei, 



Sfppcies ad 40, pler^ieqiic montanae, heroisphterii borcalis ct prsecipiie Europe incoln&, Duhf/ in 

 DC. Prod. Yuu 47. JValp. Bep. yI Ui; Ami. Ii93, iii. 7, v, 462. X/aii -m Limi^a, xxxil 289, /. 3- 

 A. Gray in Mem. Amcr. Acad. ser. 2, vi. 401. G<Brtn, Frtict i. t. 50- Lam. lllustr. t. 98. Nces, 

 Gm. FL Germ. {Andromce et Areiia). Reichb, Ico^iogr, Eur. t. 248, 579, 580 ; Ic. FL Germ. L 1110 

 ad 1115, Jacq. FL Ausir. t. 330 ad 333 ^M-, t. 18. Leyb. in Flora, 1855, t. 9, 10. Ledeh. Ic. FL 

 Boss, t, 15, 1 70. Sm. Exot. Lot L 113. Stev. in Trans. Linn. Soc, si. L 33. Wall. PL As. Bar. t 

 206, J)c7ie. in Jacqiie^n, Voy. BoL L 145, 14G. Torr. in An;i. Lye, N. Yor&, i. L 3. Pot. May. L 

 743, 868, 981, 2021, 2022, 4005, 5808, 5906. ■ 



Genus habitu diiratione et inflorescentia, calycis et ovarii forma, placenta sessili v. stipitata ct ovu- 

 lorum seminumquc' nnniero pol^'morphnm, imprimis habitu in subgenera v. genera Linneana 2 pi*o 

 maxima parte facile dividitur : ■ - 



1. A7idrosace, anniiic, rarius perenneSj foliis omnibus radicalibus rosulatis, umbeUis multifloris, 

 floribus sasplufi albis. 



2. Aretia, pertinnes, caulescentes, sEepius densissime caispitosa>, foliis rosulatis v. imbricatis, scapo 

 brcvi V, clungato l-co-Horo, floribus saeplsi>ime roseis, 



4, Boufflasia, Lindl in -Brand, Joimu Sc. 1828, 383, ct But. Beg. t 188G.— Calyx 

 campanulatxis, ad medium 5-fidus, lobis subulato-lanceolatis fnictiferis erectis, persistens. 

 Corolla hypogyna, liypocraterimorpha, tubo calycem superaute superne dilatato, fauce 

 constricta fornicata ; limbi lobi 5, obovato-oblougi, obtusi, imbricati. Stamina 5, fauci 

 corollie affixa. incliisa, filamentis brevissimis ; antliera; oblongs. Ovarium suporum, 

 turbinatum, vertice planiusculo ; stylus filiformisj stigmate capitellato ; ovula in loculis 

 ad 5^ placenta) parva; capitata; iiisertaj semi-anatropa. Capsula turbinata, caljce inclusa, 

 membranacoaj vertice corneo 5-valvjj 1-2-spcnna- Semina oblonga v- ellipticaj a dor.so 

 compressa, testa bruunea, umbilico ventrali ; embryo transversus. — Herbal c;espitosrc v, 

 pulvinatujj glabrae v. cano-pubescentes, foliosa). -Folia imbricata v. conferta ot patentla, 



^ subulato- V. oblongo-lunceulataj acuta v. obtu.sa, integerrima, Flores ad apices raniulo- 

 . rum terminales v. asillares^ solitarii et sessiles v. pedicellatij interdum fasciculati v. in 

 umbellas sessiles dispositi^ flavi v, rosei. 



Species ad 4, quiirum 1 montium Europe mediae, creter^ Americse borcvdis, littorumque maris 

 arctici Amcricse bo rcali-occiden talis incolse. Duby i7i PC. Prod, viii, 46. A. Gray iii Proc. 

 Ainer. Acad. vii. 371- Ifook. Ic. PI. t, 180- Species Europrea est Arclia Vitaliana^ Gaud. FJ. 

 llelvet. ii. 95- Noes, Gen. FL Germ. Eeichb. Ic. EL Germ. t. \l\G {Androsaa^. Duby in DC. Prod. 

 viii. 46 (Grtgorii^. Genus vix ab Androsace distinetum. 



5. Biouysia, Fend in Flora^ 26, i. 389. (Macrosyplionia, Dithy. Mem. Prim, 34, f. 2, 

 /. 3. Gregoria, Vuby in DC. Prod. viiL 450; Mem, Prim. 33, exd, sp, n. 1.) — Calyx 

 ad medium 5-fidus v. 5-partitus, segmentis erectis interdum subfoliaceis persistent ibus. 

 Corolla bypogyna, hypocrateriniorplia, tubo valde elongato s^epius curvo, fauce interdimi 

 longe producta ampliata nuda ; limbi lobi 5, patentes, obovati v. obcordati, imbricati. 

 Stamina 5, fauci corolla; affixa, inclusa ; antherio oblongoe, sessiles, obtusse. Ovarium 



