Halenia.] GENTIANE^E. 



67 



1 J-uncialia. Folia radicalia semipedalia, unciam dimidiara lata, in latum petiolum attenuata, acuminata, 

 acutiuscula, 7-9 nervia, glabra, caulina quaterna, connato-vaginantia, 4 uncias longa, floralia sensim mi- 

 nora, summa sesquiuncialia. Inflorescentia racemosa, Tcrticillastris distinctis composita: peduncuU com- 

 munes quaterni, axillares, unciales, apice cyraa umbellaeformi bibracteata terminati, flore centrali longius 

 pedicellato internodium axis superante: eodem modo caulis summus terminatur, pedicello ultimo 1^2- 

 unciali, ebracteato. Sepala 4 liuearia, acuminata, obtusiuscula, vix basi juncta, 9"' longa. Petala oblongo- 

 elliptica, obtusa, albida, apiee punctata, erecta, basi barbata, fimbriarum cristis foveas cingentibus longis 

 pectinatis. Filamenta basi in annulum brevem connexa et abrupte arcuato-dilatata, demum connectivi 

 apici inserta. Antkerm introrsae, loculis oblongis connectivo duplo longioribus, obcordatae. Ovarium ovale 

 stylum tenue superans, stigmate breviter bilobo. Capsula—f 



Hab, On the low hills near Spokan and Salmon Rivers and subalpine parts of the Blue Mountains, 

 near the Kooskooska River, N.W.C. Douglas. ~-[i:\\\s is quite distinct from the preceding, much larger in 

 every part, with longer petals and constantly 2 oblong fovese upon each of" them. — Hook.] 



Tab. CLIII.—jP^V/. 1, Flowcr;^^. 2, VQisXi^magnified. 



3. Frasera alhicaidis (Dougl ms. sub Swertia); caule ascendente tereti pilis albidis 

 . brevissimis scabrido, foliis oppositis linearibus obtusis, racemo densifloro, calyce corollam 

 sequante, fovea neari unica. (Tab. CLIV.) 



Radix perennisjfoliorum emarcidorum vaginis tecta. Caulis ex basi ascendente stricte crectus, pedalis, 

 simplex, foliis paucis et apice racemo denso instructus. Intemodia 4-8-uncialia, praeter inflorescentiam 

 plerumque in toto caule bina. Folia elongato-linearia, nervosa, pilis quam in caule brevioribus densiori- 

 busque subalbescentia, alle connato-vaginantia, rac?TC«/ia duo 3-4-uncialia, 3-4'" lata, caw/ma 3-uncialia 

 ^dXwXdi, floralia minora, paucissima ex inflorescentia exserta. Inflorescentia racemiformis, ex verticillas- 

 tris 2-4 approximatis cymaque densa umbellaeformi terminali constituta, accedento hinc verticillastro in 

 sequentibus axillis, 4 uncias remotis; pedunaiU verticillastrorum communes, plerumque in utraque axilla 

 bini, alter semiuncialis densa umbellula terminatus, alter minor pauciflorus: pedicellis brevibus confertis, 

 centrali longiori. Sepala linearia, acuminata,sublibera. Petala 3-4'" longa, cserulea, oblongo-lanceolata, 

 acuminata, uninervia, fovea dimidium petalum aequante, crista fimbriarum brevi ad basin petali producta. 

 Filamenta tenuia; antherce ad indolem praecedentis specie!. Ovarium oblongo-ellipticum, apice attenua- 

 ^ turn, stylum tenuera aequans, stigmate breviter bilobo. Ovula oblonga, alata, pauca, (suturis affixa.) Caps,? 



Hab. In the Mountain Vallies between Spokan and Kettle Falls, in moist soil. Mr. Douglas. 



Tab. CLIV.— Fi>. 1, Flower;^^. 2, Petal;^^. 3, Stamen;/^. 4, Vx^XW:— magnified. 



5. HALENIA. Borkh. 



Petala basi calcarata, glandulis fundo calcarum impositis. Stigmata terminalia. Cap- 

 sula unilocularjs, seminibus indefinitis suturis valvularum afExis, Corolla breviter cam- 

 panulata. 



1. H. defiexa (Sm. sub Swertia); caule erecto foliosOj foliis 3-5 nerviis, radicalibus 

 oblongo-spathulatis in petiolum aeque longum attenuatis caulinis oblongo-lanceolatis acutis 

 subsessilibus, calcaribus cylindricis obtusis curvo-descendentibus corolla duplo brevioribus. 

 (Tab. CLV.)— Swertia corniculata. Mich. Am. \.p. 97. — Sw. Micliaoxiana. R. 5. Q, p, 

 130. — Sw. Americana, Spreng. Syst. \, p. 861. 



Hab. Spencer Wood, Canada. 3Irs. Percival, Mr. Sheppard. Norway House to Canada. Dr, Rich" 

 ardsoHf Drummond. Lake Huron. Dr. Todd. ' Rocky Mountains. Drummond, — This species is Terr 

 nearly allied to H. Sibirica, Borkh.; and since both vary much in the form of their leaves as well as in 



