Vol. ni.] 



BORAGE FAMILY. 



55 



2. Lappula Texana (Sclieele) Britton. 

 Hairy Stickseed. (Fig. 3022.) 



Cynoglossiim pilostim Nutt. Geu. i. 114. 1818. Not 



R. & P. 1794. 

 Ji. Te.xanuin Scheele, Liunaea, 25: 260. 1852 

 Echinospermiim Redoivskii var. cupulalutn A. Gray 



in Brewer & Wats. Bot. Cal. i: 5^0. 1S76. 

 Lappula Texana Britton, Mem. Torr. Club, 5: 273. 1894. 



Annual, similar to the preceding species, 6'-2° 

 high, paniculately branched, the branches ascend- 

 ing or erect. Leaveslinear or linear-oblong, mostly 

 obtuse, the lower narrowed into petioles; racemes 

 leafy-bracted; pedicels short, not dcflexed in fruit; 

 flowers about i" broad; nutlets papillose-tubercu- 

 late on the back, the margins armed with a single 

 row of fiat, usually more or less confluent bristles, 

 or these united into a cup. 



In drj- soil, Manitoba and the Northwest Territory to 

 British Columbia, south to Nebraska, Texas and Ari- 

 zona. Nutlets with nearly distinct bristles and others 

 with bristles united into a cup sometimes occur on the 

 same fruit. April-Aug. 



3. Lappula Virginiana (ly.) Greene. Virginia Stickseed. (Fig. 3023.) 



Myoso/is Virginiana L. Sp. PI. 131. 1753. 

 Cynoglossum Morisoni DC. Prodr. 10: 155. 1846. 

 E. Virginicicnt Lehm. Asperif. 120. i8i8. 

 Lappula Virginiana Greene, Pittonia, 2: 1S2. iSgi. 

 Biennial, pubescent; stem paniculately branched, 

 2°-4°high, the branches slender, spreading. Basal 

 leaves (seldom present at flowering time) ovate or 

 nearly orbicular, cordate, long-petioled, mostly 

 obtuse; stem leaves ovate-oblong or oval, acute or 

 acuminate at the apex, narrowed to the base, 

 petiolcd, 3'-8' long, i'-\' wide, the uppermost 

 smaller, sessile; racemes very slender, divergent, 

 bracted at the base, the bracts similar to the upper 

 leaves; pedicels slender, short, recurved in fruit; 

 corolla nearly white, about 1" broad; fruit glo- 

 bose, nearly 2" in diameter; nutlets covered on 

 the margins and usually also on the back by the 

 slender distinct flattened barbed prickles, the backs 

 commonly also more or less papillose. 



;in dry woods and thickets. New Brunswick to west- 



f em Ontario and Minnesota, Alabama, Louisiana and 



Nebraska. Called Beggar's-ticks or -lice. June-Sept. 



4. Lappula floribunda (Lehm.) Greene. 

 Large-flowered Stickseed. (Fig. 3024.) 



Echinospermum floribundum Lehm. in Hook. Fl. 



Bor. Am. 2: 84. pi. 164. 1834. 

 Lappula floribunda Greene, Pittonia, 2: 182. 1891. 



Biennial or perennial, rough-pubescent; 

 stem stout, paniculately branched, 2°-5° high, 

 the branches nearly erect. Leaves oblong, ob- 

 long-lanceolate, or linear-lanceolate, 2'-4' long, 

 2"-io" wide, sessile, acute or obtuse at the 

 apex, or the lower narrowed into petioles; ra- 

 cemes numerous, erect or nearly so, very densely 

 flowered, bracted at the base, many of them in 

 pairs; pedicels 2"-4" long, reflexed in fruit; 

 flowers blue, 3"-5" broad; fruit pyramidal, 

 about 3" broad; nutlets keeled, papillose- 

 tuberculate on the back, the margins armed 

 with a single row of flat prickles, which are 

 sometimes confluent at the base. 



Western Ontario and Minnesota to British Colum- 

 bia, south to New Mexico and California. June-Aug. 



