502 NORTH AMERICAN FLORA [VoLumME 22 
entire, after anthesis spreading and deciduous; petals rose-colored, obcordate, about 2 cm. 
long; styles distinct, persistent, not exserted; achenes inserted in the bottom of the hypanthium. 
TYPE LOCALITY: North America. 
DISTRIBUTION: Newfoundland to Connecticut. 
ILLUSTRATIONS: Lindl. Ros. Monog. /. 2; Loud. Arb. 2: f. 477; Britt. & Brown, Ill. Fl. f. 1972; 
ed. 2. f. 2315; Willm. Gen. Rosa pl. opp. 215; ¢l. on 217; G. T. Stevens, Ill. Guide pl. 70, f. 2. 
Rosa nitida X palustris. See under R. palustris. 
Rosa nitida X virginiana. Resembles mostly R. nitida in the very hispid stems, the small 
sharply serrate leaflets, the light color and few flowers, but the leaflets are much broader and shorter 
and more shining above, and the prickles slightly stouter. Bay St. George, Newfoundland, August 
5-7, 1901, Howe & Lang 1002. Also Branch Island, Massachusetts. 
32. Rosa foliolosa Nutt.; T. & G. Fl. N. Am. 1: 460. 1840. 
Stem low, 1.5-5 dm. high, rarely bristly, armed with short, straight but usually some- 
what reflexed prickles 2-5 mm. long, or unarmed; branches 1—2 dm. long, erect; stipules 
adnate, usually narrow, glabrous or slightly pubescent, often somewhat glandular-dentate, 
1—1.5 cm. long; petiole and rachis glabrous or nearly so, often sparingly bristly and glandular- 
hispid; free portion of petiole very short; leaflets 5-11, usually 9, glabrous on both sides or 
slightly pubescent on the veins beneath, oblong or oblanceolate, usually acute at both ends, 
finely and densely serrate, shining above, the teeth rarely glandular-ciliate, 1-3 cm. long; 
flowers usually solitary; pedicels short, 2-10 mm. long, sparingly glandular-hispid; hypanthium 
subglobose, sparingly glandular or sometimes smooth, in fruit about 8 mm. broad; sepals 
glandular-hispid on the back; tomentose within, lanceolate, caudate-attenuate, about 1.5 cm. 
long, the outer usually with a few subulate lobes, after anthesis spreading and early deciduous; 
petals obcordate, about 2 cm. long; styles distinct, persistent, not exserted; achenes in the 
bottom of the hypanthium. 
TYPE LOCALITY: Prairies of Arkansas. 
DISTRIBUTION: Arkansas, Oklahoma, and Texas. 
ILLUSTRATIONS: Willm. Gen. Rosa fl. opp. 219; Garden & Forest 3: f. 22; Dippel, Handb. 
Laubh. 3: f. 243; Stand. Cycl. Hort. f. 3445. 
33. Rosa Palmeri Rydberg, sp. nov. 
Stem 5 dm. high or more, rather densely bristly and weakly prickly, especially on the young 
shoots, somewhat glandular; prickles slender, terete, somewhat reflexed; floral branches less 
armed; stipules 1.5-2 cm. long, more or less puberulent, entire, the free portion lanceolate; 
petioles and rachis more or less glandular-hispid; leaflets on the young shoots mostly 9 and the 
floral branches mostly 5, dark-green and glabrous above, paler and mostly pubescent on the 
veins beneath, 2-4 cm. long, regularly serrate, oblong-lanceolate or lanceolate, or on the floral 
branches oblanceolate; flowers solitary, or few in a corymb; peduncles 1—2 cm. long, zglandular- 
hispid; hypanthium globose, glandular-hispid, in fruit about 12 mm. thick; sepals 2-2.5 cm. 
long, glandular-hispid, caudate-attenuate, reflexed in fruit; petals obcordate, about 2 cm. long; 
styles persistent, not exserted. 
Type collected at Carthage, Missouri, August 13, 1911, E. J. Palmer 3428 (Gray Herb.). 
DISTRIBUTION: Missouri, Oklahoma, and Texas. 
34. Rosa lancifolia Small, Fl. SE. U. S. 527, 1331. 1903; 
Stems branching, 1-2 m. high, terete, gray, armed with stout, straight prickles, which 
are 5-10 mm. long and only slightly flattened; floral branches 1—2 dm. long, usually unarmed; 
stipules adnate, 1-2 cm. long, narrow, mostly entire, glabrous; free portion lanceolate; leaflets 
3-7, lanceolate or oblong-lanceolate, 2-6 cm. long, acute, subcoriaceous, finely crenate-serru- 
late, glabrous, somewhat shining above, sessile; petioles and rachis sparingly strigose; flowers 
corymbose; pedicels short, rarely over 1 cm. long, glabrous or sparingly glandular; hypanthium 
somewhat glandular-hispid, globose, in fruit 8-10 mm. thick; sepals narrowly lanceolate, 
caudate-attenuate, about 2 cm. long, often with a few subulate lateral lobes, glandular-hispid 
on the back; petals about 12 mm. long, emarginate; achenes inserted in the bottom of the 
hypanthium. 
TyPE LOCALITY: Exact locality not given, but the type was collected in the vicinity of Eustis, 
Lake County, Florida. 
DISTRIBUTION: Florida. 
