BORAGE FAMILY 719 



3. P, Kingii A. Gray. Stem 2-3 dm. high, canescent-hirsute; biisal leaves 

 spatulate, densely hirsute, the cauline oblong or lanceolate; inflorescence 

 branched; corolla white, &-8 mm. broad; fruiting calyx 4-6 mm. long; lobes 

 lance-linear; nutlets roughened with scattered acute papillae. Sonnea Kingii 

 Greene. Arid valleys: Nev. — Ida. — (? Utah). Son. 



9. EREMOCARYA Greene. 



Dichotomously branched annuals. Leaves alternate, linear, ontire, hirsute- 

 canescent. Flowers perfect, regular, biserial in dense leafy racemes. Calyx 

 wholly persistent, 5-cleft; lobes hnear-oblong, obtuse, short-hirsute, not hisj)ul. 

 Corolla minute, salver-shaped, white; throat obscurely appondnged. Style 

 thickened. Nutlets attached by a simple groove for their whole length to the 



columnar receptacle. 



Nutlets smooth and shining. 

 Kutlets finely muricate, dull. 



1. E. micrantha 



2. E. muricata. 



1. E. micrantha (Torr.) Greene. Stem slender, branched from the base, 

 diffuse, 5-15 cm. high, strigose; leaves linear, 4-8 mm. long, hispid; corolla white, 

 barely 2 mm. long; nutlets oblong-ovate, acute. Eritrichium micrantkum Torr, 

 Dry plains: w Tex.— s Utah— s Calif. L. Son, Je. 



2. E. muricata Rydb. Stem slender, branched throughout, with ascending 

 branches, strigose; leaves hnear, 2-5 mm. long, hispidulous; corolla white, 1 mm 

 long; limb scarcely 0.5 mm. wide; nutlets lanceolate m outline. Dry plains and 

 hills: s Utah— Ariz. L. Son. Ap^My. 



10. OREOCARYA Greene. 



Perennial or at least biennials, wnth taproots or short rootstocks Leaves 

 alternate, the earher in basal rosettes, more or less hispid. <-alyx wholly per- 

 sistent, 5-cleft; the lobes ascending or spreading m fruit. CoroUa salverform, 

 white or yellowish; tube often elongate, annulate withm near the base; throat 

 closed by conspicuous fornices; limb 5-lobed. Inflorescence thyrsoid or panicu- 

 late, leafy-bracted. Nutlets triangular, sometimes somewhat wing-margmed, 

 attached for the larger part of their length by a slender scar on the inner angle 

 to a subulate or columnar receptacle. 



Corolla-tube not exserted. ^ ^ . „„„„^*,q^ y,,, on nnc^n ^n-u^^^- riiilp<a- 



Frult depressed; nutlets smooth, at the margins separated by an open space, cauies- 



cent cespitose perennials. 

 Leaves canescent. 



''^'if^v'e^ aTp-^el'-canescent. not hispid: coroUa 5-7 mm. ^de.^^^^^ 



Leaves with the fine pubescence intermLxed with hispid hairs on the lower 



cnrfa<*fi* poroUa less than 5 mm. wide. t _^ ^ i j 



PlanUow?'g^aylh. not yeUowish hispid above: --^^^^o' S^'^o^a'*'- 



Plant taU. ycUowish hispid above: racemes in ^^^^^''^^jtyj^^- 

 L^f »a^^i^ciSd*r.^S^^^^^ pustulate ^i^^^^ous 



^'^AiFi^'^tid,''^^ '^^^'o^^^ ^^^' ^^^ flower-clusters: inflorescence 

 Floral gl^^^uj^l^flle^^^g or short-Uved perennials. 



Nutlets transversely rugose. °- ^ "p^cata 



noSnlavel°Jomp^atively short, little if at all surpassing the flower-clusters. 



Nutlets rough. . . , 



^m.*anS^?hr^^Sfci- appx^ed. er^, in fruit e^r^at^^ -t- 



Ms merely muricate on the back. , »- O. seiosisstma, 



''''%'£T^^^^''^l^^^ray slightly exceeding the mature nut- 

 Caljx ™ i^'^'rescence paniculate, with rather few branches; caules- 

 cent perennials, often cespitose. . , , 



CoS 7-8 nun. broad ; nutlets muricate and cross-ribbed, bul 



Tint hnnftvcomb-crested. *'• ^- «*"''*- 



