t • 



362 . i..<.AHr 





36. A, divaricarpa A. Nels. Biennial or perhaps perennial, often branched 

 at the base; stems 5-7 dm. high, sparingly retrorse-hairy below; basal leaves 

 2-4 cm. long, stellate, oblanceolate; stem-leaves lanceolate, sagittate at the base; 



i)cdicels 1 cm. or less, spreading; pods straight or slightly arcuate; seeds more or 

 ess in two rows. Mountains: Colo. — ^Utah— Wyo. — Ida. Mont. Je-Jl. 



37. A. densicaulis A. Nels. Biennial; stems several, 3-5 dm. high, gla- 

 brous or slightly hirsute near the base; basal leaves oblanceolate, 2-3 cm. long^ 

 finely stellate; stem-leaves glabrous, linear, auriculate-clasping at the base; 

 pedicels about 1 cm. long, spreading; pods arcuate, often somewhat drooping; 

 seeds in "one row. Wooded gravelly slopes: Wyo. Jl. 



38. A. fructicosa A. Nels. Biennial; stems several, 3-5 dm. high; basal 

 leaves oblanceolate, stellate, entire or denticulate; petals white, 7 mm. long;* 

 pedicels 5-7 mm. long, spreading; pods arcuate, ^5 cm. long, 2 mm. wide; seeds 

 mostly in one row. Dry roadsides: Wyo. — Ida. Mont. JL 



39. A. gracilenta Greene. Perennial; stems 2-4 dm. high, ascending; basal 

 leav^cs narrowly oblanceolate, entire; stem-leaves glabrous, linear or linear- 

 oblong; petals 4-5 mm. long, rose-colored or white; pedicels 8-10 mm. long, spread- 

 ing; pods arcuate, 3-5 cm. long; seeds more or less in two rows. Canons, plains 

 and mountains: N.M. — Colo.— Utah. Submont. Ap-My. 



^40. A, Fendleri (S. Wats.) Greene. Biennial or short-lived perennial; stem 

 2-5 dm. high; basal leaves oblanceolate, 1-3 cm. long; stem-leaves glabrous, 

 linear-lanceolate; petals 6-7 mm. long, pink or whitish; pedicels 1-2 cm. long, 

 ascending to somewhat recurved; pods somewhat arcuate, 4r-6 cm. long, 2 mm. 

 wide; seeds 2-rowed. Mountains: N.M.—S.D,— Wyo. Submont.— Mont. My-Je. 



*!• A, consangiiinea Greene. Biennial or maybe perennial; stems erect, 

 3-4 dm. high, stellate-canescent; basal leaves 2-3 cm. long, oblanceolate, serrate, 

 fmely stellate; stem-leaves lance-oblong, stellate; sepals stellate; petals 5-6 mm. 

 long, pmkish; pedicels about 1 cm. long; pods pendent, 4-5 cm. long, 2 mm. wide; 

 seeds more or less m two rows. Mountains: Colo.~N.M. Submont, My-Je. 



o i*?' \' \^^^^^®^^ ^- Nels. Perennial, often branched at the base; stoma 

 ia ^^' mmutely stellate below; basal leaves narrowly oblanceolate, entire, 



<5"b cm. long,finely stellate, petioled; stem-leaves oblong, 2^ cm. long; petals 

 white or pmkish, 7-8 mm. long; pods usually pendulous, 3-4 cm. long, 2 mm. 

 wide; seeds in one irregular row. Among sage-brush and on hillsides: Wyo.— 

 Colo.-^Utah. SubmonL—Mont. Je-Jl. 



* iw u' *>^®^s^li<l^a Rydb. Biennial; stems 3^ dm. high, sparingly strigose- 

 steilate below, otherwise glabrous; basal leaves narrowly oblanceolate, 1-2 cm. 

 long, finely stellate; stem-leaves linear, glabrous; petals purplish, about 6 mm. 

 ^ng; pocl^-4 cm. long, 2 mm. wide; seeds in two rows. Mountains: Alta.— 

 li.U, bubmont, Jl-Au. 



44. A rhodantha Greene. Biennial; stem erect, 4-6 dm. high, stellate 

 below otherxv'ise glabrous; basal leaves oblanceolate, 1-5 cm. long, stellate; upper 

 stem-leaves oblong, sagittate at the base; petals pink, 8-10 mm. long; pedicels 



di.Wf f.'^J^.v^' '''^".'^^Ai P^^' pendent, 5-7 cm. long, 2 mm. wide Scarcely 

 d^mct from the next. Mountams and hills: Colo.-^Utah. Submont.-MonL 



+ 



usinfl'v teff.t°Ihr'*\ ^f \ ^,^T^^^^ or perennial; stem's 3-5 dm. high, 

 steUa e ,, l-^r^^^'f ' ^^^^ ^""T^^ oblanceolate, 1-3 cm. long, densely 

 steUaie- Si'fJs ^l'""' f <^"^-I^Y-? lanceolate, sagittate at the base; sepals 

 Sflexed- nodsNi .^°;- ^^''^o' "^^'^^ ?T P"^^^^^; pedicels 1 cm. long, abruptly 

 BlanldnsMn m 4 > ^•^' ^ n"^' ^'^^''- ^- Holhoellvi Am. Auth. A. Kochii 

 ?i^^^^g:_{J4^a:!!ia!™^^^^^^ Mack.- 



li^K „iK?i.^-„ Short-lived perennial; stems 3-5 dm. high, 



stellate 



-^cm. long; stem-leaves ahnost 



0-6 mm. Inner Telii'fa ^^ ^, ^.t* u 



