ag zi - BY MARCUS E. JONES, ISSUED APRIL 10, 1903 ¢ # : : 3 2 MAMMOTH RECORD PRI INT a _ Contributions to — Western Botany, No. Il. aay cpening only at tip, and with very short, flat and triangular noe . Davisiae; filaments ‘broad, ciliate, subulate from an zed base; capsule depressed -globose ; ieee eas Grows « on the Tiinois river; = 2. CONTRIBUTIONS TO WESTERN BOTANY. NYCTAGINACEAE. the author for bis criticisms of his very poor work on Astra in the “F lora of fr. His work — = usual eee iaaas Sakai to go on. 2 Iti is rather amusing for een Eee to claim 8 rec published “Icones Illustrationi Planitarum” in. tee On ae suppose that he would be more modest after having ieee species. : Abronia ammophila Greene. A. arenaria Rydhege 137, not A. arenaria Menzies. pogonantha nor A. micrantha, A group. It has the general appearance of A. turbinata and acute bracts of that species, though a little wider and shorter. | x fruit closely resembles the imperfectly developed fruits. species, but is uniformly without wings or disks at the top, at is fusiform. The variable pubescence has no value. The are rhombic to oblong-oblanceolate and small, the petiole double the blade and nearly as long as the slender pedu seems to be a Scene perennial. Collected by- Igor. Aicsoia' nana yar. lanciformis No. 4689 Jones colle ‘the type in having narrowly lanceolate and acute leaves, iinate below, and narrowly oblong acute bracts. Bhbate tragtans var. elliptica (EF. Nels). A. elliptica E. I elson Torrey Bulletin 26. 7. The typical from of A, fragrans acute bracts and leaves. The variety is the common form of €at Basin, and has broadly elliptical to nearly round and en- ly pointless aud rounded bracts. It almost passes into A. nana ough the following variety. e ronia fragrans var. pterocarpa. Stems a foot long; ves” and habit of A. fragrans but fruit that of A. nana; bracts rly round and very large. The type is from my collection ttonwood, Utah, near Johnson’s Pass, 5,600 ft, alt. June 6th, growing in sand. Also collected by Bishop many years ago southern Utah. Connecting forms are my numbers 5096 coi- cted near St. George, Utah, April 24th, 1894, in sand; also ngton, southern Utah, April 14, 1880; also 5149 ay collected r Reef, southern Utah, May 3rd, 1804: 5261u, collected ringdale, southern Utah, in sand May 17th, 1894; 5284z, col- at Kanab, southern Utah, May 27, 1894, in sand. Abronia augulata jorcs 3 is A. pogonantha Heimer]. OXYTHECA. This genus has been the subject of much controversy and un- nty and has been persistently confused by the reference of f its species to Eriogonum, and by the uncertain reference of ermis, now to one genus and now to the other. By Properly deeply and sharply lobed, VphGnes ae sxeentaic flow very small, the staminate smaller and on shorter pedicels; sle annuals; leaves clustered at or near the base, ec to ob with a tapering base and short petiole. 0. dendroidea var. Hillmani (Stokes ited Intricately much branched from the base, delicate: and with internodes mostly not over 6“ long; most of the ped not over one line long, some of the lower ones normal; a longer than the minute involucres; flowers all exserted, t tile the more so and oblong to oval with purplish or green close pressed to the akenes and minutely hispid, sterile | flow whitish, Sau Se exserted, wee less pews Var. foliosa (Nutt. PI. Gane. 169.) This is a more robust form with root. leaves often 3 wide and narrowly lanceolate, and all. but the uppermost D1 — and leaf-like, pone and se flowers spine, Saree range as the ie. sum. ee include these species in Oxytheca will —— — gms of Oxytheca to Eriogonum. ERIOGONUM. wr anh Erio ogonum marifolium — var. ineanom (T. & G: Pre _ Acad. &. 161,) E, incanum, T. & G. f stems, and the whole pisst hoary. It abounds in the ern Sierras in similar situations. idle. ve his eden Ms Sas ties aid cognatum Greene. Saks. E. Utah, northwestward, to Mary svale, and south- abellatum var. polyanthum (Benth, D. C., Prod. 14, 12.) Leaves spatulate to elliptical, small; rays 1-3, rarely 5, the y large and leafy. This connects with the var. stellatum E. polyanthum var, bahiaeforme. Plants glabrous to ae Eastern Oregon on ay and stony hills, East- es lon, sei at least the ate rays bracteate and wi on. éifipticont’ is a Beanerbne torn: -This connects with through ‘Z dumosum Greene. Middle Mts. of items ymbellatum var. subalpinum (Greene Pitt. 318.) : This i is a tall and long-peduncled form, with dense leaves h are very pubescent below and elliptical to oblanceolate and flowers white; bracts large; stems more densely compacted usual ; it oh resembles E. heracleoides. seetonnds in the 6 CONTRIBUTIONS TO WESTERN BOTANY. ing southward to middle Utah, Nevada, etc. It blooms July to September. E. umbellatum var. Hausknechtii i¢ Dammer Garden FI. 40 ion Rays very short or none; involucres small, 2 lines long, = including the long teeth; flowers yellow, 2 lines long ; peduncles — short ; umbel simple ; leaves broad; stems very much, and intricate ly branched, short and very slender. This occurs in the Alpine regions of Mt. Hood, Oregon, in very loose voleanic gravel. E. umbellatum var. Tolmieanum (Hook. Fl. Bor, Am. 2 1 34.) Involucre one, large, with leaf like lobes, sessile at the ends of the slender and short peduncle. This includes E. Porteri Smail and is the var. monocephalum T. & G. This frequents the lower edge of the Alpine region in the mountains of Colorado, Utah and Nevada. In addition to ie varieties of E. umbellatum ‘thee are about fifteen synonyms of the species based on fictitious vegeta tive characters by Greene and Small. E. spheracephalum var. brevifolium Stokes Peduncles about four inches long, with abort 3 Tays, outer rays being leafy-bracteate in the middle, so the inflorescence seems cymose; flowers yellow: involucres about 3 lines long : pubescence of flowers ascending, not dense; leaves elliptical, sligh ly revolute and sessile; bushes nearly a foot high and rather open. Western Nevada and adjacent California on the east of the Sierras in the Middle Temperate life zone. E, tripodum Greene is a form of this. ts E. spherocephalum var. megacephalum (Nutt. Ph Cane? Stokes, 3 Heads large, and flowers many; rays slender 3-5, not biactes in the middle. This is the common form of E. Oregon to Idaho and northward. CONTRIBUTIONS TO WESTERN BOTANY. 7 E. cespitosum var. Douglassii (Benth. DC. Prod. 14 9.) Peduncles bracted in the middle, with leaflike bracts; flowers 3-4 line long. This is normally a more robust form of the Blue Mts., region. It also occurs at Reno, Nevada, and northward. E. cespitosum var Kelloggii (Gray Proc. Am. Acad. 8 293.) = This is a similar plant with smaller glabrous flowers and more ei villous pubescence, which occurs near Mt. Shasta, Calif. E. Lobbi var. robustum (Greene Proc. Cal. Acad. 3 127.) % Densely matted and rigid; leaves 1-2 inches long, much _ thicker, short petioled, often rhomboidal; peduncles, petioles and dense and long bracted, forming a cluster 1-3 inches long; flowers 2% lines long, very broad and rounded, floral peduncles very stout, 1-2 inches long, erect. Grows in the Middle Temperate life zone in Western Nevada. along the Sierras, at Reno. E. flavum var. polyphyllum (Small. Rydb. Fl. Mont. 119.) - Involucres sessile and heads large and subtended by leafy bracts which equal or exceed the heads. In the most reduced forms the leaves are not over an inch long, densely clustered and petioles not visible ; peduncles almost none to 2 inches long. Hig alpine, Colorado, and northward. -§. flavum var. androsaceum (Benth. DC. Prod. 142) Flowers narrow, mostly gradually reduced to a short stipe, = varying from greenish-yellow to light yellow in the type; scapes _and-rays slender; leaves and bracts nearly linear, insensibly re- duced, with the petiole longer than the blade; plants Senay villous all over, the crowns not so densely clustered as in E. caes- pitosum. Upper Temperate life zone of Idaho, Montana and northward to Lat. 56 degrees in British America. Ez. flavum var. Piperi (Greene Pitt. 3 263.) Flowers yellowish-white, sharply reduced to a long stripe; inflorescence, densely white-shaggy ; inflorescence very compound, - CONTRIBUTIONS TO WESTERN BOTANY. leaves oblanceolate, 4-6 lines wide; otherwise as in E. androsa- ceum. An intermediate form is No. 6507, Jones Cuddy ee : having the leaves of E. Piperi, a less produced stipe an tapering and golden-yellow flowers. A similar form fret Yellowstone, also E. Oregon and Washington. Blooms i in s mer. : E. Jamesii var. undulatum:( Benth. DC. Prod, 14 Ze - Said to have much smaller flowers; with ovate and undulz and revolute leaves; from Northern Mexico. ~The” a hitherto reported from Arizona, are only the var. flave not this form. E. — var. Stokese (Jones Cont. 8 we) Stokes, E. : 31c Pa #4 apeh Péduncles long, appearing glaucous, eyrnouely branched above and with sessile involucres in all the forks, the 1 branches shortly racemose; flowers greenish-white, pac broadly winged from the outer sepals down; flowers bro shorter; leaves obovate, about 1% inches long, thinly Panamint Mts., Califorma, on the cdge of the eos life also in the San Bernardino Mts., Cal. E. niveum var. dichotomum (Douglas DC. Prod, ae Whole plant woolly except the flowers ; leaves oblanceolat acute or obtuse; lower bracts produced; inflorescence “ at sient (?) strongly toothed, nite sepals broadly elli inner linear-spatulate. Helena, Mont., to California. E. eines var. nivale ateahy Death Valley, ae 2 small leaves and short paddies It occurs in the high | similar forms are also found i in Southern Idaho, — “CONTRIBUTIONS TO WESTERN BOTANY. , ovalifolium var. anserinum. Greene Pitt..4. 320.) This is a etc Nevada form with simple or compound umbels having a sessile involucre in the center of the main umbel and the secondary ones when present, the latter bearing only two rays. The twisted petioles of which so much is made in the de- scription are simply accidents to the type and are not found in other specimens. This grows in the Middle Temperate life zone along the Eastern side of the Sierras from Reno, Nevada north- ward. The writer has duplicate type specimens, ochrocephalum var. angustum - _ This connects the type with EF. brevicaule var. pumilum and is close to E. spathulatum and E. pauciflorum, but cannot be a brid as the other species do not grow with it. It has the flowers, . eduncles and heads of E. ochrocephalum with an occasionally un- a equally rayed umbel and the leaves of E. brevicaule. Deep Cr. : s., to the Oquirrh Mts., Utah, and Antelope Is., in Great Salt . in the Middle Temperate life zone, on rocks. Very variable. Leay es ask and very ‘hint, Sr aseseenbe= little revolute, ver 2 inches long; peduncles filiform, 6-12 inches long; in- es closely sessile, few. ied se Utah, June 24, 1890. O bly too close to the type. : acaule var. longilobum (Jones Cont. 7 20.) a Much resembling the type. but less densely matted; es broadly-oblanceolate, on a petiole nearly as long as the margin inclined to be revolute, obtuse; peduncles 1-2 inches A with 3-5 sessile involucres i in a dense head ; - involucres sa on 1 the rere Salt Lhe Dest: This is probably the ie of ee 10 CONTRIBUTIONS TO WESTERN BOTANY. A, acaule, but [ am not able to say surely. Blooms a to Nor vember. E. acaule var. Shockleyi (Wat. Proc. Am. Acad. 18, 194). z Shockleyi Watson, E. pulvinatum Small. E. Cusickii. a Stems in loose mats, crowns small; leaves sevchite, delicate Sobtancentate: obtuse, the blade fully half the whole, flat, on slender petiole ; peduncles filiform, 3-4 lines long, erect; flowers in a nearly simple cyme or small umbel, which is about 1 inch wide; central — inyolucre nearly sessile, rays short, 2-4 lines long, and with either | a sessile involucre or with a cyme whose lateral involucres are Ses- sile in their bracts; involucres campanulate, 14 | smooth, with short teeth, scarcely angled, green ; bracts small, hya- line, reddish, woolly margined ; flowers yellow, oblong, I line long, : outer sepals broadly oblong and nearly truncate at tip, the inner : much narrower and equaling them. This has the habit of E . Kingii and is near it. Found growing on a stony desert, Harney Co., ee Gt 26, 1901, No. 2603 Cusick. E. rerikawle var. pumulum picks : Inflorescence and involucres pubescent, the latter rigid ; rays very unequal, one to several, short, heads large and more copiously “flowered ; always sessile in the first fork; leaves linear. This grows: at Colton and Kyune in the Coal Range, Utah, on the upper edge of the Lower Temperate life zone, on rocks, at 6,000 feet me chrysocephalum x brevicaule. This hybrid has the oblanceolate and crimped leaves of E chrysocephalum, about 114 inches long, and habit of this species. but it has the infloresence of E. brevicaule; there is every kind se < gradation between with still shorter leaves, which are elliptical “and with either single or compound heads. This abounds i in the CONTRIBUTIONS TO WESTERN BOTANY. 11 Wasatch Mts., in the Middle Temperate life zone. 8a ense. : _ Stems shortly produced, 1-2 inches long, densely leafy, leaves ae narrowly elliptical, greener above, with crimped edges, about 1-1} : inches long; petioles short; peduncles about 1 foot long, feicatad: 2 ty 3-forked at the end into a narrow and_paniculate 3 -eorymb with moderately unequal rays; involucres single, nearly - sessile in the forks and sessile on the ends of the slender ulti-- mate branches, 2-214 lines long, campanulate, bluntly and scar- iously toothed, scarcely angled above, like the connate bracts in being ciliate-woolly on the margin; flowers white, 1 line Jong, with oblong sepals. This is close to E. Batemani. mani. Leaves oblong-elliptical, triangular at tip, leathery, nearly jually pubescent on both sides, on a short and stout petiole nearly If the blade; stems densely clustered at the top of the ground leaves fasicled there, rather stout; peduncles about 6 inches where they branch into their unequal and slender rays, the mgest of which nearly equal the peduncle, these again branch into -3 “nearly hliform raylets which are 2-4 inches long and widely fing. and-with a single involucre, mostly sessile in the forks, lines long; bracts minute, united into a flat disk which is 3 ed, ener and sea Price, Utah, on ee of ane Acad. 12 264. A form with dea involucres in all the forks and on the | 12. CONTRIBUTIONS TO WESTERN BOTANY. ends of the raylets, and is a smaller plant. It frequents the South ern Sierras in the Lower Temperate life zone. E. sabulosum, Leaves linear-cuneate, not revolute, rounded at “es very shortly-pubescent on both sides ; peduncles 3-5 inches long, stow! divided at tip into 3 and these again ‘three-divided and with | e. (rarely two) slender-peduncled involucre, the raylets similarly : vided and re-divided to the end, forming a wide corymb, prinsa ra.'s about as long as the floral peduncle, raylets. half the ravs at with their divisions in proportion ; involucres narrowly-bell-shape es long. shortly ey scarcely any Bins flowers y high, Beapes stems reduced to crowns. Green River, _ Wyo 0. barren clay in the Lower Temperate life zone. Pea _E. Grangerense. | ane Somewhat similar to E. sabulosum in habit, but petatee 1-2 isena = long, tapering into’ a slebaer ae short raylets ane ‘apts ieee at the end eich = ‘bracts near their base except the central ones, which are b and about 9 lines long: involucres broadly campanulate, -and obtusely and scariously toothed, 2 lines long ; flowers athe many and similar, but white; sepals united to the middle ; | stems reduced to crowns. This-may be a variety of E. sabul ‘ but it seems very distinct. It oo in similar situations at ger, Wyoming. laboteserce repeatedly bi-to-trifurcate with nearly equal “CONTRIBUTIONS TO WESTERN BOTANY. 13 . rather slender pediceled involucre in the forks, divisions suc- ly shorter till the ultimate ones are 2-10 ie ieey and ng, with oblong sepals; tee many ; inflores- ence ina widely spreading and rounded corymb. This simulates E. nudum in its more slender forms, and the stems are reduced to compact crowns. Grows on clay banks in Sevier Valley, Utah, near Joseph City, also found at Marysvale, Utah, No. 5388v Jones, ine 13, 1894. In the Lower ei rate life zone. nummulare. Leaves orbicular, not seaitiie blade about 6 lines long, on a slender petiole half as long, alternate on the short stems for an h or two which are produced into stout peduncles 1-3 inches which then branch into wide panicles with racemose ends and =P. have a ot, at the low est fork; stout involucral Beau ines ng +, about ae ae tiie iidited ‘aBotit one-third the way up; een 4 densely mass flowers pes so. Poteh Mt., a Piste: root, cahoek 1 fe feet eh: leaves woes ES lines ee: 2-21 lines wide, woolly on both sides, but less margin slightly revohite and undulate, petioles i heut 1 line long’; inflorescence widely spreading and di- racemosely with long and flowerless internodes 3-4 inches : upper branches of i . , few, like those of oe bresenale “and contracted at ds jowes only peduncled, the rest sessile ; flowers 3-5, con- and tips of sepals orbicular, rose-colored and with crimped 14. CONTRIBUTIONS TO WESTERN BOTANY. | margins. This grows in the Lower Temperate life zone in § eastern Utah. -E. corymbosum var. glutinosum Cones Cont, aureuin Jones and its varieties. smaller involucres and ies yellow fowers: he pulitasence ing much denser and the infloresence still more reduced and very short peduncled; the leaves in the type are broadly elliptical and. nearly sessile, but they vary to narrowly oblong and crimped, the flowers rather racemose on the upper side of the branches. the fashion of E. Jonesii. This approaches E. sulcatum in hi The varieties ambiguum and glutinosum are only. yariant not worthy of varietal rank. “ E. fasciculatum var. ericefolium (T. G. Pics Am. heat 8 70 (1870) This is a starved form making a very low vist eB leaves only about 2 lines long, and nearly sessile heads. It g ie in Arizona near Fort Whipple. Same life zone. F E. michrothecum var. laxiflorum ( Nutt. Pl. Gamb. Benth. D ren, 345 This is a well nourished form with narrowly sieae 1 1 inch long; short stems and long floral peduncles. with lax a few flowered cymes, with involucres, broadly turbinate, 2 It long, all peduncled; the central peduncle ee 3 inch long. Mi 4 dle Temperate life zone in the spuitbes ; E. Friscanum Like E. Heolor | in habit, leaves and size, bat inf compound cyme Sata all ae involueres ‘pedieciog 4 outer ake Fries: Utah, int the Lower pepe: in June. ee ns TO WESTERN BOTANY, 15 on slender Wiietes about 3 lines long, which are age : sepals n round. . bygonum var. subscaposum (Wat. Bot. Cal. 2 29.) _ : shag is a still more compact form with short peduncles and _ ESeprcliicral Dedentied: avplocres cleft eae eo : lobes triangular; bracts broader than in the type. Ferron, e oe ic soil i in the coed be sey life zone. Stokes. = eat me ee oe eck _subreniforme, but 16 CONTRIBUTIONS TO WESTERN BOTANY. the upper side of leaves, main peduncles and bracts; flowers : abou 4-line long, yellow-hispid below, white with pink stripes, » ith broadly ovate sepals. Reno, Nevada, in the Middle Toe e | zone. Blooms in early summer. E. Thomasii Watson is E. minntiiopes Watson. E. comosum (Jones Cont. 7 719), E. reniforme var. Jones 1. c. Ee comosum var. playanum. — Involucres glandular-pubescent after the fashion of E. i lum. No. 5064 be Jones. Mica Spring, 5. E. Nev. April 14, Also on Darwin, Mesa, Cal., April 28, be Jonna: Reno, 10 ada, Hillman. osum Vv othe harness & W. Bot. Cal, La gracillimum B. & W. Arizonicum Stokes. Resembling E. rotundifolium, but taller and more leaves round to reniform ; biennial, with a spaEneyY brane Arizona in the Tropical life zone. E. sessile Stoke ae eae Sntscately branched at the crown into i i cally Side lowers few, ere ce fies ee a than the involucres; sepals broadly oblong and smooth sprea.] involucres about one-third line long, campanulate, deepl Grows at Reno, Nevada, in the Lower Temperate lif Blooms in summer. ie E. Baileyi var. Davidsoni (Greene Cade is a more robust form Po the ty pe with fow. : - CONTRIBUTIONS TO WESTERN BOTANY. 17 olucres 1 line long. Mojave Desert. Blooms in the fall. E. Baileyi var. porphyreticum Stokes. This is an intermediate form with involucres 1 line long and minute flowers. Grows at Palisade, Nevada, along with E. brachy- nthum, in the Lower Temperate life zone. E. nidularium Coville Death Valley Rep, 186. Coville takes up the E. Plumatella T. & G. Proc. Am. Acad. 8 (not Dur. & Hilg.) and rightly makes it a new species, but he falls into the same error in part as those-whom he copies, and _ thereby continues the confusion. Torrey and Gray there had three species or well defined forms in view, the original E. Plumatella, E. gracile, T. & G, (not Benth), and E. nidularium. Their de-_ scription of E. plumatella so far as it refers to the Nevada forms or the most part their E. gracile, but that part referring to incurved inflorescence belongs with what Coville intended es his E. nidularium. Since they describe their species as ¢ white or red flowers and only sometimes incurved inflor-_ e. To most botanists it would appear as a very te ait panduriform outer sepals, and nest-like a t ae are pad eae | forms. Like the variety but more open and usually less penched: luicres tie 1 line ge flowers white with green or red mid- @ 18 CONTRIBUTIONS TO WESTERN BOTANY. with age. This has hitherto been taken for E. gracile, which ‘ quite a different plant. It passes by insensible gradations into th oe variety and is the most common of all the Great Basin species. E E. gracile has a prolonged and leafy stem and i eis ’ and tapering into petiole. CHENOPODIACEAE der to obtain an accurate idea of their limitations. Watson was the best ever done on the family, and yet it is sib'e to accept his imitations or conclusions as a whole. The: ily is remarkable for its insensitiveness to climatic influences, its ce ient see to zonal ae at The same spec life zone, pance the soil is alkaline; and in a few species : as Monolepis chenopodioides, even the soil need not ia a always. Considerable stress has been laid on leaf-ct in classification, but this fails in most cases, particularly in Chenopodium and Atriplex. In Atriplex the shape and ap ages of the bracts have been made much of, but as will be show in this paper they are very uncertain quantities. Doubtless the are twice as many species recognized as exist, but there is as y no way of determining the validity of half of the species exc by the most careful and long continued field be - is a minus quantity. region, bak the siecacag ‘foto has the iesuee jet s. and the flowers of S. ian CONTRIBUTIONS TO WESTERN BOTANY, 19 only by Watson is Ruby Valley E. Nevada, but what seems to be the same occurs in various places from Colorado Springs, Colo- ado to Oregon. KochiaAmericana var. Californica Wat. Proc. Am. Acad. 17 378 (1882). K. Californica Watson I. c. Atriplex Nuttallii Watson. A. eremicola Osterhout Torr. Bull. 25 284, A. pabularis A. Nelson. The first is a form with sides of bracts unappendaged and with linear leaves; the last is a form with margins of bracts greener, more bluntly toothed and with sides occasionally ee A. Nuttallii var. Utahen This is a form with ee leaves, and fruit a nearly round and sessile burr with very short and sharp processes all over it. This is No. 1760 Jones from Salt Lake City, and is the more common form in Utah. Var. faleata. This is like the var. anomala, but with leaves still narrower and longer; flowers densely clustered in the axils, _. many, the central 1-3 on filiform pedicels 1-4 lines long; fruiting bracts linear lanceolate, falcate, entire, acicular at tip, about 4 lines ~ long, prismatic, about 1 line wide, mostly without teeth on the _ face and without green margins, the outer flowers nearly sessile with shorter tips and copiously muricate or toothed on the sides and margins below. This simulates A. phyllostegia in the peculiar development of the flowers. This apparently very distinct species connects with the var. anomala through western Utah forms. Weiser, Idaho, July, 1899, Jones. - Var. anomala. Leaves nearly linear, 4-24 lines long, sessile many; flowers of both kinds in simple or leafy and panicled spikes; fruiting bracts sessile, with an ovate base and long-accuminate, about 3 lines long, without teeth, rarely obscurely muricate on the face or with an oc- 20 CONTRIBUTIONS TO WESTERN BOTANY. casional green tooth; flattened, united almost to the tip, This also a very remarkable form apparently distinct, but shades into the type in western Utah through forms with more green teeth and many processes on the face, and by forms from Wyoming the Green River Basin, with cuneate-oblong and shortly p leaves and ovate bracts with simply acute tips and variable pr cesses. The type is my specimens from Dolly Varden Sti E. Nevada, July, 1894. Allied forms are from Amedee, Cal., near Honey Lake, and from Dutch Mt., W. Utah | y anthocarpa var. cuneata(A Nelson Bot. Gaz. cs earners Nels. 1. c. A, corrugata Watson. This species was first discovered by the writer. The foll ing low and ead mats I-4 feet i in diameter. from which arise in: numerable bees stems 1-6 inches long, terminating in very short bracts with deltoid tips, barely acute, and with; cuneate jgege en- tire, free above, lower half densely covered with toothed pro- 6 lines long, sessile, stem leaves oblong-lanceolate, 6 fines. long 114-2 lines leathery; whole plant hoary, very common in the Navajo Ba i Distantly related to A. confertifolia, but nearer to A. Nuttallii. Per- haps its nearest relative is A. Greggii. A. phyllostegia (Torr.) Watson, A. Draconis Jones Cont, 40. Reported from Montana by Rydberg, but manifestly an error. A. truncata var. saccaria (Watson Proc. Am. Acad. oA bs (1874.) A saccaria Watson |, c. A expansa var. Mohavens: Pesos 4 bracts nearly RO more rigid, Gee with : CONTRIBUTIONS TO WESTERN BOTANY, 21 and minute teeth, narrow, curved, nearly sessile; stems angled. ave region to San Bernardino, Cal., Jones, Parish. 3 AL argentea Nutt. A. nodosa Greene Pitt. 1 40, A. volutans lar and very act and sharp ge ceeanias leaves beciaatty lanceolate, 6 es Jone, ae Pee, with a cuneate base; widely — eating bracts panduriform to orbicular, 2-4 lines wide, with very broad and green margins which are simply wavy or erose daged, but occasionally with similar but shorter processes. 5311 A. _ Nelson, Howell Lake, Wyo., Sept. 13, 1898, distrib- as A. expansa. This is apparently a very good species, but it. y pr proye to be only an aberrant form. Low ad tufted shrubs with the habit of A. acanthocarpa var. cuneata, woody only at base where the stems are decumbent, aboyt foot high, stems sparingly branched at base, round, not spines-. _ herbaceous, very leafy: leaves ovate to obovate or oval, ut 1 inch long, rounded at tip and cuneate below, entire, thick, | iort es agama t flowers in eit and ices panicles Bon: fiat, shock 3 lines wide, very Rocha othed nearly to base, face without appendages. united one-third way up. This bears the same relation to A. acanthocarpa var. ra that A. pabularis does to A. Nuttallii, appearing to be very A ae ON TRIBU TIONS TO W. ES TERN BOTAN Y. : distinct, but sed Slope occur in 1 the latter, but ; are + not | uted as A. are eS The Department of Agriculture is to be coogieatalated: the recent monograph on Leptochloa by Mr. Hitchcock. It. the best thing on grasses since the work of Dewey. During | Scribnerian regime the Division went into eclipse. and later, came a laughing stock on the publication of the twenty h _ species manufactured out of Elymus Sitanion, but it seems the new Agrostologist is determined to restore the prestige 0} oo. by work that commends itself to ene jeas ae