214 ONAGR ARI^. [Tsnardia. 



17. (E, viridescens ; dense incano-tomentosa, caiile erecto simplice, foliis ovatis acutis 

 sessilibus grosse dentatis, spicis foliosis, petalis (siccitate atro- viridibus ) stamina duplo super- 

 antibus, capsulis acute tetragonis subhirsutis tortis. (H,) 



Hab. North-West coast of America. Menzies. — I possess only one specimen of this species, and that 

 not in a very good state, but sufficient to show that, thongh naturally allied to (E. Boothii, contorta^ and 

 spiralis^ it is nevertheless abundantly distinct. — [H.] 



18. (E.contorta; caule debili ramoso foliisque linearibus integerrimis glabris, floribus 

 minimis, capsulis cylindricis contorto-curvatis elongatis torulosis. — Douglas, MSS, 



Planta digitalis, habitu Epilobio simillima. Caulis debilis, basi ramosus, glaber. Folia linearia, inte- 

 gerrima, glabra. Flores numerosi, minimi. Calyx inftmdibuliformis, tube lacinias sequante. Petala vix 

 lineam longa calycis tubum sequantia. Genitalia — ? Capsul<B cylindricae, elongatae, polUcares et ultra, 

 torulos£e, contorto-curvatae, Epilobii capsulis simillimae, Semina ovata, angulata. 



Hab. 



stamens 



pygmeBa, are too imperfect to allow 

 viuces us that they should be ranged 



4. CLARKIA. PursK 



Calyx tubulosus, quadripartitus, Petala 4 unguiculata, cruciata, triloba, aestivatione 

 convoluta. Stamina 8, alterna sterilia. Stigma quadrilobum, lobis petaloideis. Capsula 

 cylindrica, sulcata, 4-locularis, 4-valvis. Semina adscendentia nuda. 



1. C, pulchella; petalis profunde trilobis. — Pursh, FL Am, v. 1. />. 260. ^.11. LindL in 

 Bot. Beg. t, 1100. De Cand, Prodr. v, 3. p, 52. Bot. Mag. t. 2918, — fi. petalis minus pro- 

 funde lobatis magis denticulatis. Hook, in Bot. Mag, I. c, 



Hab. On the banks of the Kooskoosky and Clarke's Rivers, North-West America. Lewis. From the 

 Great Falls of the Columbia to the Rocky Mountains : sometimes with white flowers, Douglas. 



2. C rhomhoidea ; petalis integris rhomboideis, — Douglas, MSS, apud Herb, Hort. Soc, 

 Land. 



Caulis simplex, teres, gracilis, glaber, subpedalis. Folia lanceolata, integerrima, glabra. Calycis tubus 

 brevis. Petala Integra, rhomhoidea, calycem longitudine aequantia, purpureo-rosea. Filamenta sterilia 2, 3, 

 4 (plenmique 4) basi barbata. Antheree lineare& Stigma 4-lobum, petaloideiun, purpureum. Capsula 

 cylindrica, sulcata, subsessilis, axillaris. Douglas. 



Hab. In the same places with the preceding. Douglas. 



Trib. II. JussiE^. DC. 



5. ISNARDIA. 



Calycis tubus ovatus aut subcylindraceus brevis ovario adhaerens; limhus 4-partitus. 

 Petala nunc calyce alterna, interdum rudimentaria, nunc nulla. Stam, 4 ante lobos 

 calycinos. Stylus a basi filiformis deciduus ; stigma capitatum, Capsula obovata aut fere 

 cyliudracea tetragona 4-valvis 4-locul. polysperma, loculicido dehiscens. — Herbae aquaticce 

 aut paludosce. Folia integra alterna aut opposita, Flores axillares sessiles, DC. 



1. /. alternifolia ; caule erecto ramoso glabriusculo, foliis alternis lanceolatis subtus et 

 margine subscabriusculis, capsulis obovato-globosis alato-tetragonis, lobis calycinis magnis 



