940 CXV. SCROPHULARINE^. [Chdone(s. 



inflexis placentas demum solvitas midaiitibus. Seiiiina nunierosaj s\ursum imbiicata, Irovius- 

 cula, compressa^ ala lata cincta,— Herbie sa;pius elat;*^, glabias v. vix puberulre. Folia 

 opposita, s<irrata. Flores in apicibus ramorum et in axillis svnnmis dense apicati, flessiles, 

 bracteia ovatiSj v, in 0. iiemorosa pauci, pedunculis l-S-floris, bracteis angustis. 



Species 3t America borealls incolae. Jlenth. in DC\ Prod. x. 319. G<^rtn, Friict. t. 54. Bot, 

 Mag. t. 1864. Bot. Reg. t. 175, 121L Sweet, Brit. FL Gard. t. 293. 



89. Pentfitemon, ^f^Uiclu in Act, Phys. Med, Acad. Kat, Cur. viii. (1748) 214 (Ponwte- 

 mon), — Calyx o-partitnSj segmentis imbricatis. Corollae tubus saipiiis elongatusj sequalis 

 . V, veiitricosus ; limbna 2-labiatuB, labio postico nunc erecto concavo apice 2-lobo nunc 

 magis patente et altius v. ad basin x^^rtitoj ravius elongato emarginato^ antico patente 3- 

 fido basi intua barbato v. nudo. Stamina 4, didynama, basi declinata, apice ascendontia, 

 corolla bveviora» filamentis filifonuibns ; antheree glabrae v. lanatoe, loculis distinctis v. 

 apice coiifluentibiia ; staminodium pusticnni tilifurme v, apice clavatuni v, spathulatuiUj 

 barbatum v, nudum, staminibus sa;pius paullo breviua. Stylus filiformis, apice capitate- 

 stigmatosiis ; ovula in loculis nnmerosa. Capsula septicide deliiscens, valvia integris 

 2-tidiave colmnnam placeutiferam nudantibus, Semina numerosaj ovoideo-subtriquetra 

 T, truncata et acutan^^ula, imuiarghiata. — HorbLu basi perenucs w suffrutescentes, rami,s 

 iioridis s?epius erectis simplicibus rarius diffuse ramosis. Folia opposita, radicalia et 

 iiiferiora petiolata, gradatim in floralia amplexicaulia \\ brivcteas decrescentia. Pudunculi 

 dichotome pbiriflori, ad ramificationes bracteati, in panieulani sou thyrsum terminaleni 

 basi sa^piiis foliatura dispoaiti, rarius l-flori sub flore opposite 2'bractGati articulatique et 



in racemum simplicem dispositi. Corollas speciosje, rubrre violacere casmlese albidse v. 

 rarius ocliroleucte. 



Species nd 66, Anierlere borealis imprimis occidcntalis Mexico inclusa iucolfe, Bcntk. in DC, 

 P-rod, X. 320. A. Gray in Proc. Amer, Acad, vi- 56, vii. 379. Genus ab lioc aiietore reformaUiui et 

 iu scctioncs 2 divisium: 



1. Eapentstemon. Anthentruni loculi per antheam divaricati sou divergontes, usque ad basin 

 dcbiscentcs, apice phis mimis coadunati, Jacq. Ilort. Sch<mhr. t 362. Cav. Tc. t. 29, H, B. et K* 

 Nov. Gen. et Sp, f. 172, A. Gray in Pot, Pope Exped. t. 5 ; Bot. Bcckwith Exped. i. 8. Torr. Bot. 

 ^ Marc?/ Krpetl t. 16. Bur. Bot. Williams. Exped. t U. Bot. Mag. t. 1424, 1425, 1672, 187S, 

 ' 2587, 2903, 2945, 2954, 3465, 3472, 3661, 3884^ 4319, 4464, 4497, 4601, 4627, 5142, 5260, 6064, 

 6122. 7?'>^.7i*(7c/. ;. 1122, 1138, 1260, 1270, 1277, 1280,1285,1286. 1295,1318,1737,1910; 1838, 

 t, 3, 16; 1839, L 21 ; 1845, t 16; 1847, t. 14. Sweet, Brit. Fl. Gard. scr, 2, f, 211, 



2- Saccanthcra . Autlicr^e sagittatEc v. hippocrepiformes, loculis apice confluentibus, riioa unica 

 deorsmn usque ad medium dchiscontos, basib\is saccatis. Bot. Mag. t, 3391, 3045, 3GSS, 3853, 

 5045. Bot. Beg. t. 1121, 1132, 1245, 1262, 1309, 1770, 1899. 



Elmiokiu, TieicJih. Co}isp. 123, est P. havhafns, Nutt., oorolUi> labio superiore erecto concavD, 

 aatheranim loculis apice minus aportis quam in y\^Y\sq\\^Etipentsfemonihus; cliaractcres miiiimo 

 gcnerici valoris. 



P.frutescens, Ijxmh. in Trans, Linn. Soc. x, 259, t. 6, ex speciminibus herb. Pallasiani, est species 

 Unaliischtana potius suilruticosa quam fruticosa, quoad jnflorescentiam et flores P. Mejiziesii aimilis, 

 quoad folia Ch'loni n€moros<B affiiilor, ab utroque dietincta antbci-is glabris. Capsula generis, 

 aomina desunt, PlauUi herbarii Willdenowii a Leileb. Fl, Ross. ii. 222 raemorata ex Sibiria 

 UraluDsi est yerisimiliter longe aliena. 



4 



40. Rus&elia, Jacq. Stirp. Amer. 178, *, 113,— Calyx alte S-fidus v, o-partitus, seg- 

 mentis valdo imbricatis. Corollas tubus cylindraceua ; linibus sub-2-labiatuSj 5-lidus, 

 lubis omnibus rotundatis planis subiequalibuspatentibus, 2 posticis exterioribus. Stamina 

 4, didynama, basi subdeclinata, incur vo-ascendentia, inclusa ; antlierarum loculi divari- 

 cati, apice demum confluentes ; staminodium posticum ad basin corolLi^ brevissimiim v, 0. 

 Stylus liliformis, apice vix incrassatus, minute stiguiatosus ; ovida in loculis numerosa. 

 Capsula subglobosa, septicide dehiscens, valvis 2-fidis. Semina numerosa, ovoidea, exa- 

 lata, intra pilos longos dilatatos membranaceo-hyalinos (ovula abortiva e receptaculo 

 oriundos et caducissiinos nidulantia.— Frutices ramis angulatis, ultimis ssepius uutantibus 



