410 BORAGINACKAE -(BORAGE FAMILY) 



Much resembling the preceding, less strongly caespitose, the stenis usuall}' 

 taller; pubescence less dense and often merely villous-hirsute: thyrsus rathei 

 long and narrow: stamens and style sometimes but, little longer thap the 

 corolla: seeds 12-22, angled by pressure, rather deeply alveolatei, (P. eiliosa 

 Rydb. 1, c. 33: 149.) — Colorado to Montana and Washington,,, : 



6. EMMENANTHE Benth. 



Annuals. Corolla yellow or yellowish, campanulate, persisten|!;„, Seeds 

 several. Otherwise like Phacelia. , , , 



Corolla equaling or exceeding the calyx-lobea .'.....' I.E. scopulina. 

 Corolla distinctly shorter thiin the calyx-lobes j' . . . , 2. E. salina. 



1. Emmenanthe scopulina A. Nels. Bull. Tprr. Bot. Club 25: 380., 1898, 

 Sjnall, pubescent but scaircely glandular, branched from the base; branclies 

 short, ascending, 1-8 cm. long: leaves ovate, elliptic, or oblong, crenately lobed 

 to nearly entire,' 5-12 mm. long: flowers, i^ ,short racemes; pedicels short, 

 rarely exceeding the calyx in length: sepalg Unear, obtuse, at maturity about 

 4 mm. long: corolla equaling the calyx-lobes: capsule exceeding the caly3^ at 

 maturity: ovules usually 10; seeds brown^ irregularly ovate, obUquely rugpse, 

 2 mm., long.— In the Green river cliffs, Wyoming., ,. . c 



2. Emmejnanthe salina A. Nels. 1. c. 45. Similar but even smaUer,, (Some- 

 what viscid-pubescent: leaves oval to oblong, entire to pinnately .lojsed: 

 corolla minute, narrow, distinctly shorter than the 3 mm. long linear sepals; 

 capsule shorter than the sepals; seeds pale, oblong-flattened, transversely 

 rugose and obscurely reticulated. — On the naked, ashy, alkaU fiats pf Bitter 

 Creek, Wyoming. 



7. NAMA L. 



Low herbs, with purple, bluish, or white corolla. In oiirs the corolla is 

 short-funnelform and hardly exceeding the cajyx, the flowers are in the forks 

 of the stem, and the leaves are entire. Ovary imperfectly 2-celled; styles 2, 

 distinct. 



1. Nama angustifolium (Gray) A.. Nels. Erect, 1-2 dm., high, minutely 

 pubescent, glandular; stem repeatedly forked aUid with a nearly sessile flo\^er 

 in each fork: leaves narrow, linear or nearly so: sepals narrowly linear:; seeds 

 marked with about 5 longitudinal rows of large pits, from, 4-6, in each row. 

 N . dichotomum angustifolmm. Gray, Proc. Am. Acad. 8:284. 1870, (.Mari- 

 launidium angustifolium Kuntze.) — -Colorado and New Mexico. . 



100. BORAGINACEAE A. Gray. Borage Family ' 



Chiefly rough-hairy herbs, with alternate or rarely opposite entire leaves 

 and symmetrical flowers mostly on one side of the branches of a reducedcjTiie. 

 Calyx 5fparted. Corolla regular, 5-lobed^ Stamens 5, inserted on the corolla- 

 tube. Style single; ovary deeply 4-lobed (occasionally, undivided), fonniii^ 

 in fruit 4 (or by abortion fewer) seed-like mltlets, each with a single seed, ,, ; 



Ovary undivided or only 4-grooved, with terminal style. 



Style 2-cleft or 2-parted , , ,1, Coldenia, ' 



Style entire or none; stigma annular , . , ' . . . 2.'Heliotropium. 

 Ovary 4-lobed or 4-divided, with central style. 



Nutlets armed with barbed prickles; fruit bur-like .... 3. Lappula. 

 Nutlets unarmed or the prickles (if any]) not barbed. 



Nutlets widely divaricate, botxlered with'uncinsite prickles . , 4. PectocaryBi '^i 

 Nutlets attached laterally to a pyramid-like projection of the ,'iti, 



, receptacle. , ' ^ 



AnnuaJs. 



Leaves opposite below . , , , ■ . . > .6. Allocaiys. ' 

 Leaves all alternate . , . .. .. .7, Cryptanthe. 



