Drijmaria. CAKV( )ril VLI.ACK.K. 263 



Index Kow. ii. orjO ; T{<)l)insoii, 1. o. IWl. Arenaria macrothera, Hnriirni in ("liain, & Sihlerlit. 

 Linna;:i, i. 5.J. /.rfiii/oiiKm m<irrot/ucitm, V'mU. & Mcy. lud. Sem. U>,n IVtn.ji. iii. 14 ; Kiiid- 

 l)erg, MoiK.gr. Hi, t. 1, f. 1 ; Wats. IJil.l. Ind.-x. laj. /,. fli,l,usr, KImIi. &. .M»-v. 1. c. .S/^rr- 

 rfiilmia rubra, 'I'urr. I'acif. H. Kcp. iv. 70. — CalifDrnia, rliieliv on or near lUe cojwt. A 

 polyninrphoiis si.c.ics, the varii-lii-.s of wliicli. aliliougli iliverso in a«|»eil, upjiear in a largo 

 series of speiiniens to lie tlioroiif^liiy eonneeted In- internieilialeM. 



Var. leucantha, Hoiunso.n, l. e. Kreet or nearly so, more Klcndcr, with l..n>c inler- 

 nodes : leaves .s(»niewhat narrower and more erect than in the type: floral l.racts reduced 

 and intlore.seenee more distinctly cymose; j.edieels elongated, slender, rather rigidlv spread- 

 ing or deHexed : corolla white or rose-lilac, nearly G lines in diameter. — /Vs.wi Ifiiniuihit, 

 (Jreene, Fl. Francis. 127. — A variety of alkaline regions of the interior <jf California, from 

 Mendocino Co., liraiultiji-r, and .Solano Co., Mrs. Urandrtjii , Miss Kiistwu<nt, t<j iSaii Iteruar- 

 dino Co., Parish. 



Var. SCariOSa, Honixsov, l. c. Low, p.-\le, smoothish near the ba«e, and often very 

 glandular-wisL-id ahove, densely leafy ; the internodes scarcely or ncjt at all developed : leaves 

 4 to 6 lines long, acute; stijmles conspicuous, ovate-lanceolate, acuminate, .3 to 5 line.s long: 

 inflorescence racemiform ; pedicels not greatly exceeding the calyx : flowers inclining to Ins 

 smaller and more numerous than in thetyjie.— Tlssa ma<ToM«vi,' var. scar^s«, Britton, Hull. 

 Torr. Club, xvi. 129. T. pallida, Greene in Britton, 1. c, & Fl. Francis, i. 127. — Coaj<t of 

 California at Monterey, Tonn/, Hooker & Crai/, Tii/eslrom, Fort Point, Brand, tje,, .-in<l at 

 Lime Point, Marin Co., Miss Eastirood. T. valida, Greene ( Krythea, i. I(»7), from the I.«land 

 of Sta. Cruz, appears to be a firmer and more erect form of the .same thing, al.^o j.ale and 

 very viscid, but with more elongated internodes and distinctly dichotonioua cvniose 

 iufloresceuce. 



15. SP£;RGULA, L. SruRUY. (Name from the Latin spnryere. to 

 strew, in ict'ireiicc to the scattering of the nunierou.s seeds.) — Annuals with n:ir- 

 rowly linear slightly fleshy apparently whorled leaves; one sj)ecies eonnnon in 

 America, having probably been introduced with grain from the Old World. — 

 Syst. Nat. ed. 1, & Gen. no. 37o ; Reichenb. Ic. PI. Crit. vi. t. ol 1-513, 



S. ARVENSis, L. A foot or two high : leaves numerous in rather remote whorls : inflores- 

 cence a terminal naked spreading cymose panicle; pedicels often deflexed in fruit: jK-taLi 

 white, equalling or slightly exceeding the sepals, 2 to 24 lines long: capsule ovate-glolK>!«e ; 

 seeds black, minutely roughened with light-colored papilhe, acutely edged but scan-elv 

 winged. — Spec. i. 440; Walt. Car. 142; Kng. Bot. t. 15.3.5; Pursh, Fl. i. .320 ; Hook. fI. 

 Bor.-Am. i. 92; Torr. & Gray, Fl. i. 174; Bothr. PI. Ahusk. 444. .S. mmnsissima, Dougl. 

 in Torr. & (ir.iy. I.e. — Grain fields and cultivated ground, common. United States and 

 Canada, northward to Alaska. (Introd. from the Obi World.) 



16. DRYMARIA, Willd. (Name from Spv/xd?, an oak copse; some 

 species having been ,<^upposed to prefer that habitat.) — Willd. in Rtem. & Sch. 

 Syst. v. p. xxxi. ; IIBIv. Nov. Gen. &. Spec. vi. 21, t. 515, 516; DC. Prodr. i. 

 .S95; Wats. Bibl. Index, 102, & Proc. Am. Acad. xvii. 327-3211. — A group of 

 low diffusely branched plants, chieHy of the New World, and attaining its maxi- 

 mum development in Mexico. Our species are weak annuals. 



* Cauline leaves rather broadly ov.ite. 

 D. Fendleri, Watson. An erect annual, 2 to 10 inches high : stems, peduncles, and |K>tiol.>!« 

 finely glandular-pubescent: leaves membranaceous, reniform-ovate. suUordate, abruptlv 

 acuminate, nearly smooth, 4 to 5 lines long, on .slender ]ieti(des half their length : llowew 

 aggregated in termin.-il fascicles or .solitary in the forks: sepals herbaceous. lanc«Nd.ito. 

 acuminate. 1-3-nerved. — Proc. Am. Acad. xvii. .328. D. rordaia. Gray, PI. Fendl. 1.3. not 

 Willd. D. glandidosn. Gray, PI. Wright, ii. 18; Torr. Pacif. B.'Bep. iv. 70. & Bot. 

 Mex. Bound. 37. — New Mexico and Arizona; fl. Augu.-Jt, .S'pten>!»or. 



D. holosteoides, Bkxth. Prostnte, smooth or jmberulenf. somewh.it glnncom* : nxcmn 

 numerous, each bearing 2 to 3 remote fascicles of l.;iv..< i-..! ii..«. r- '• nves np|K'aring (ju.v 



