MALVAGEJ1, 255 



3. SPH^ERALCEA, A. St ffll 



1. Sph^eralcea riyularis. 



Malva rivularis, Dougl. in Hook. Fl. Bor.-Amer. 1, p. 107 ; Torr. & Gray, Fl. 1, 



p. 226. 

 Sphceralcea acerifolia, Torr. & Gray, 1. c. p. 226. 

 Malva (Sphceroma) acerifolia, ISTutt. in Torr. & Gray, 1. c. 



Hab. Between Puget Sound and the Cascade Mountains. — Stem 

 apparently tall, robust, flexuous, much branched. Peduncles aggre- 

 gated two or three together toward the summit of the branches, and 

 forming a somewhat paniculate inflorescence. Bracteoles 3, linear- 

 lanceolate. Corolla about an inch in diameter, apparently deep rose- 

 color : petals obovate, a little oblique. Stamens in many series, the 

 naked portion of the column short. Styles about 14, glabrous : 

 stigmas capitellate. Carpels hispid with stiff hairs, 3-seeded. Seeds 

 rough, with short hairs. 



2. Sphceralcea longisepala, Sp. Nov. 



/S. caide pilis patentibus hirsuto; foliis b-1-lobis basi truncatis, lobis 

 acutis serratis ; floribus solUariis longs pedicellatis in raeemos foliosos 

 dispositis, inferior lb us distantibus ; laciniis ccdycis lanceolatis longe 

 acuminatis corollce subcequcdibus. 



Hab. Upper Columbia, Washington Territory. — Plant 4 to 6 feet 

 high, with rather soft spreading hairs. Leaves 3 to 4 inches in length 

 and breadth, thin, sparsely hirsute with simple hairs on both sides, 

 lobed nearly to the middle ; the lobes acutely triangular and coarsely 

 serrate : petiole about half the length of the lamina. Flowers 

 nearly two inches in diameter, in long leafy terminal racemes; the 

 lower peduncles 2 or 3 inches long. Calyx deeply 5-lobed, the lobes 

 narrowly lanceolate and tapering to a long point, sparingly hispid- 

 pilose. Bracteoles 3, linear nearly half the length of the calyx. 

 Corolla apparently rose-color ; the petals obovate and entire. Sta- 



