226 MALVACE^. Malva. 



short petioles; rather thick, crenate; flowers in somewhat distant leafless 

 fascicles, on the upper part of the stem ; pedicels very short ; segments of 

 the calyx short, acuminate ; hracteoles 3, subulate ; carpels about 10. 



St. Barbara, Upper California, A'M«a// .'—Stem about a foot long. Low- 

 er leaves 1-li inch wide, obscurely 3-lobed ; upper ones distinctly 3-lobed_: 

 petiole 2-3 Unes long. Flowers J of an inch in diameter, 6-10 in a fasci- 

 cle. Bracteoles more than half as long as the calyx. Stamens very nume- 

 rous. Carpels not seen. 



5. M. involucrata: hirsute; stem branching, procumbent; leaves deeply 

 3-5-parted; segments hnear-lanceolate, laciniately 3-5-toothed ; flowers few, 

 in a loose panicle ; peduncles erect, 1-flowered, longer than the leaves ; brac- 

 teoles 3, linear-lanceolate, two-thirds the length of the deeply-parted calyx ; 

 carpels numerous, hairy, not wrinkled.— Nuttallia involucrata, Nutt. ! exTorr. 

 in ami. lye. New- York., 2. p. 172. 



p. lineariloba: segments of the leaves divided into 3-5 narrowly linear 

 lobes. 



Valley of the Loup Fork of the Platte, Dr. James! p. Texas, Drum- 

 w,05i(i: /—Stem clothed with spreading hairs. Leaves divided nearly to the 

 base, stellately hirsute on both surfaces. Flowers axillary in the uppermost 

 leaves; about 1^ inch in diameter, scarlet: peduncle 1^-2 inches (in 0. 3-4 

 inches) long. Sepals very hirsute, lanceolate, united only a little above the 

 base. Ovaries 15-20. Stigmas simple. Carpels (immature) lunate, point- 

 less. 



6. M. Mimroana (Dougl.) : loAver leaves cordate-orbicular, toothed, upper 

 ones somewhat trifid and incised, pubescent; flov/ers fascicled, somewhat 

 spiked ; peduncles decUned in fruit ; bracteoles 2-3, slender, deciduous ; car- 

 pels 8-10.— Lindl. in hot. reg. t. 1306 ; Hook. f. Bnr.-Am. 1. f. 106. Nut- 

 tallia Munroana, Nutt.! in jour. acad. Philacl. 7. p. 16. 



Open vallies about the sources of the Oregon, Mr. Wyeth! Sandy deserts, 

 from the Great Falls of the Oregon to the Rocky Mountains, Douglas. 

 June — 1( Stems about a span long, divided into several slender flowering 

 branches. Leaves on slender petioles, sparingly hirsute with stellate hairs. 

 Peduncles slender. Flowers clustered, 3-5 together, on short pedicels. Calyx 

 densely hairy ; the segments short and obtuse, CoroUa scarlet, about an inch 

 in diameter. 



7. M. rivuloris (Dougl.) : stem herbaceous, stellately pubescent ; leaves 

 somewhat scabrous, cordate, deeply 5-7-cleft ; lobes acute, coarsely serrate ; 

 peduncles terminal and axillary, elongated, 6-8-flowered, racem'ed, leafy; 

 calyx stellately tomentose ; bracteoles setaceous ; fruit very hairy. Hook. fl. 

 Bor.-Am. l.p.\^l. 



River banks, N. W. America, from the Ocean to the Rocky Mountams : 

 common. Douglas.— U Stem 2-4 feet high, branched, robust. Leaves 

 large, smoothish above, scabrous with scattered hairs beneath. Peduncles 

 stellately tomentose : pedicels short, erect. Flowers as large as in Malva 

 rotundifolia, white or flesh-color. Hook. 



8. M. Papaver (Cav.) : somewhat scabrous-hirsute ; radical leaves on 

 elongated petioles, cordate, more or less deeply 3-5-lobed ; cauline ones deep- 

 ly 3-5 parted ; the segments oblong-lanceolate or linear, laciniately toothed 

 or entire ; flowers few, on long axillary peduncles, or forming a loose panicle ; 

 calyx with 3 bracteoles (rarely naked), hispid.— CVrr. diss. 2. t. 15./. 3; DC. 

 prodr. 1. p. 431. M. triangulata, Leavemcorth, in Sill. jour. 7. p. 62 ? M. 

 nuttallioides, Croo^n ! in Sill. jour. 26. p. 313. Nuttallia cordifolia, Nutt. ! 

 in jour. acad. Philad. 7. p. 98. N. Papaver, Graham, in hot. mag. t. 3287, 

 ^ in Edinb. new pUiL jour. no. 31 (Jan. 1S34) ; Don, in Brit. fi. gard. 

 t. 279. 



