1825, MAY— JUNE. PLANTS COLLECTED 125 



(266) Diadelphia, Decandria, perennial ; calyx two-lipped, upper three- 

 cleft or toothed, spreading, lower- two-cleft and only half as deeply; 

 corolla yellow, wings white ; whole plant smooth ; leaves pinnate ; roots 

 creeping, covered with a white, soft, spongy substance ; abundant in 

 marshy ground. S. 



(267) Ranunculus sp.^ perennial ; flowers yellow ; ia marshy grounds ; 

 plentiful. 



(268) Orchis sp. ; tall, beautiful plant ; flowers white, very fragrant ; 

 root palmate ; plentiful in wet meadows ; this species does not seem to 

 have been noticed by Pursh. 



(269) Trifolium sp., annual ; leaves nearly orbicular, minutely 

 ciliated and pubescent ; flowers small ; tube of the corolla red ; wings 

 and orifice white ; this may prove T. miorocephalum of Pursh ; abounds 

 in moist soil where wood has been burned ; indeed ia every place where 

 stronger herbage has been checked it readily makes its appearance ; 

 wild animals, most likely elk, seem to be fond of it, it being only under 

 brushwood where they cannot get to it that a perfect specimen can be 

 had. S. 



(270) Myosotis sp., annual ; plentiful in all wet ground and natural 

 ditches ; M. folustris ? 



(271) Philadelfhus sp. (?) ; a shrub 4 to 12 feet high ; on the banks of 

 rivers and marshy ground ; very plentiful on most of the branches of the 

 Columbia from the Rapids to the ocean. 



(272) Arbutus Uva-ursi i ; abundant on all rocky dry situations ; the 

 leaves, when dried over a fire, are smoked by the natives, 



(273) Unibelliferae, perennial or biennial ; leaves large, lobed ; flowers 

 white ; plentiful in marshes and moist soils with the following. S. 



(274) Unibelliferae, perennial ; leaves smooth, pinnate ; flowers dark 

 purple ; same places. S. 



(275) Umbelliferae, perennial ; leaves glaucous ; seed-vessel two-seeded ; 

 seeds flat, oval ; same situations. 



(276) Umbelliferae, perennial ; leaves not unlike 274 ; flowers white ; 

 in dry sandy soUs ; plentiful. 



(277) iMfinus sp., perennial ; leaves digitate, leaflets four to seven, 

 pubescent ; stems and footstalks purple ; flowers purple-rose, branching 

 stems black ; a handsome plant ; 1 to 2 feet high, very plentiful on 

 open grounds in rocky and gravelly soU near the Grand Eapids. S. 



(278) Ornithogalum sp. ; flowers umbellate, white with a green stripe 

 in the middle of each petal; plentiful in alluvial, rich plains among 

 strong grass ; may prove 0. umbellatum. S. 



(279) Carduus sp., biennial (?) ; flowers yellow ; a very tall strong- 

 growing plant ; abundant in all meadows on the Columbia in all dry 

 soils. 



(280) Carduus or Cnicus sp., biennial; 4 to 10 feet high; flowers 

 red ; in dry meadows ; abundant. 



(281) Geranium sp., annual; a small plant, not more than 6 inches 

 to a foot high ; frequents edges of woods and mountain springs ; flowers 



» Ardostwphylos Uva-ursi, A. Gray, Syn. K. N. Am. u. i. p. 27. 



