246 CARYOrHYLLACE.E. Arenaria. 



Var. hirta, Watson. Finely glaudular-pubenileut upon the steins, peduncles, and 

 calyx : leaves nearly or quite smooth. — Bot. King Kxp. 41 ; Torter & Coulter, Fl. Col. 14; 

 Kothr. Enum. PI. Col. 35. ^1. hirta, Wormsk. Fl. Dan. t. 1646. A. propinqua, Richards, in 

 Frankl. 1st Jouru. ed. i. 738 (reprint, p. 10). Alsine verna, var, hirta, Feuzl in Ledeb. Fl. 

 Ross. i. 349. ^1. rubella, var. Itirla, Lange, PI. Green. 132. A. propiiupia, Lange, Fl. Dan. 

 t. 2903. A. hirta, Warming, Bot. Foren. Festskr. 1890, 229. — From Greenland to Alaska, 

 southward to Smugglers' Notcii, Vt., Primjle, Egylfston, and along the Rocky Mts. to 

 Arizona, Af/HWK»/i ,• also in tlie San Bernardino Mts., W. (!. Wright. 



Var. rubella, Hook. f. Depauperate, minutely glandular-puberulent or very rarely 

 smooth : peduncles and sepals purplish tinged, tiie latter less strongly nerved. — Jour. 

 Linn. Soc. v. 82. A. Giesekii, Hornem. Fl. Dan. t. 1.518. A. hirta, var. glabrata, Cham. & 

 Schlecht. Linnaea, i. 56. Alsine rubella, Schrenk in Feuzl, 1. c. A. verna, var. glacialis, 

 Fenzl fide Wats. Bibl. Index, 99. — Occurring witli and often scarcely to be distinguished 

 from the preceding. 



A. Rossii, RicHARDSoy, 1. c. Dwarf and closely tufted, glabrous : leaves crowded, narrowly 

 linear, 3-t(lii;ed, obtusish, slightly tie.sliy : stems many, 6 lines to 1^ inches long, filiform, 

 usually ending in a solitary peduncle, more rarely branched and several-flowered : sepals 

 less attenuate than in the last, slightly fleshy, not at all rigid and scarcely or not at all 

 ribbed, 1 to 1^ lines long: petals oblong, nearly equalling the calyx, often minute or none : 

 capsule shorter than tiie calyx. — R. Br. in Parry, 1st Voy. App. 272; Hook. Fl. Bor.-Am. 

 i. 100 ; Torr. & Gray, Fl. i. 181; Porter & Coulter, Fl. Col. 14. .4. elegaim, Cham. & Schledit. 

 Linnaea, i. 57. A. stricta, Wats. Bibl. Index, 98, in part, not of Michaux, nor Wahlenherg's 

 Alsine stricta of the Old World, which is surely distinct. Alsine Rossii, Fenzl, Verbreit. 

 Alsin. 18. — Mountains of Colorado, /fa// & Harbour, Coulter, Wolf; Wyoming, Parry; 

 1 S. Brit. America, Bourgpnu, to Arctic America. A doubtful species not very satisfactorily 

 separable from forms of the preceding. 



A. Nuttalli, Pax. Glandular-puberulent or tomentulose throughout : root single, vertical, 

 rather stout : stems many, loosely matted and much branched near the base ; branches 

 ascending or erect, leafy : leaves subulate-acerose, rigid, pungent, tending to be squarrosely 

 spreading, connate, 3 to 4 lines long : flowers usually numerous in spreading cymes, rarely 

 subsolitary : sepals attenuate, acuminate, often purplish, not strongly nerved, 2 to 2i lines 

 long, exceeding the more or less pointed petals and ovoid capsule. — Pax in Engl. Jahrb. 

 xviii. 30. .4. j9M?)|7ens, Nutt. in Torr. & Gray, Fl. i. 179; Wats. Bot. King Exp. 40; not 

 Clem. A. Nuttallii, var. gracilipes, Jones, Proc. Calif. Acad. Sci. ser. 2, v. 626, from speci- 

 mens cited, does not appear to differ materially from Nuttall's type. — Mountainous 

 regions, S. Brit. Columbia to S. California, and eastward to Utali and Wyoming ; fl. June 

 to August. 



Var. gracilis, Robinson. Sepals narrow, elongated and still more attenuate, 2i to 

 3 lines long : leaves less rigid, scarcely spreading or pungent. — Proc. Am. Acad. xxix. 304. 

 A. pnngcns, var. gracilis. Gray in herb. ; Vasey & Rose, Contrib. U. S. Nat. Herb. i. 6. — 

 California, mountains above Big Tree Grove, Bolander, Long Meadow, Tulare Co., Palmer, 

 Coville & Funston. Intergrading with the typical form. 



****** Densely cespitose perennials witii acicular or awl-shaped leaves: sepals 

 oblong or linear-oblong, very obtuse. 



-1— Alpine, boreal, or arctic species. 

 ++ Petals oblong or narrowly obovate. 



A. Sajanensis, Willd. Cespitose : stems finely but rather densely glandular-hirsute, 

 decunibeut, very leafy below and with age sheathed at the base with the dried persistent 

 leaves ; the ujtper more or less erect portion of the stems 6 lines to 2^ inches in length, 

 bearing two or three pairs of short and rather distant more or less pubcrulent leaves, and 

 terminating in 1 to 3 flowers ; lower leaves linear, obtusish, rather rigid, erect, 2 to 3| lines 

 long, quite glabrous or ciliolate, less commonly glandular-pubescent, straight : segments of 

 the calyx linear oblong, 1-3-ribbed, glandular-pubescent, 2 lines in length : petals .«patulate, 

 equalling or half exceeding the sepals, rarely almost twice as long (Init narrower than in 

 A. arctira) : valves of the capsule linear-oblong, obtuse, often considerably exceeding the 

 calyx. — Willd. in Schlecht. Berl. Gesell. Nat. Fr. Mag. vii (1816), 200; J)C. Prodr. i. 408. 



