Clematis. 



RANUNCULACE.E. 



carpelled, not over an inch in diameter at full maturity including the curling tails : i)utje!*- 

 cence of the young akenes woolly or felt like, the hairs crinkly, not stniight nor silky :i.s in 

 the last ; the mature akenes with broadly ovate nearly orbicular body and filiform sparsely 

 pubescent tails. — Klikitat Kiver, Washington, collected and first recognized as distinct by 

 \V. N. SuLsdorf, 15 July, 1881, in flower, and 11 September of same year in fruit, no. 1. 

 ^_ ^_ Sjjarsely flowered, small leaved, and with very long-tailed carpels. 

 C. Drummondii, Tork. & Gray. Cinereous-pubescent: leaves mostly pinnately 5-7-folio- 

 "late and the leaflets (half inch to inch long) all or most of them divergently 3-cleft or some- 

 times parted; principal lobes oblong-ovate to lanceolate, acute or acuminate, entire or 

 incisely 1-3-tootiied; uppermost leaves simple and 3-cleft : peduncles sometimes simple and 

 with a" pair of leafy bracts next the base, commonly trichotomous and with higher bracts on 

 the lateral pedicels : sepals sericeous externally, half inch long : narrow and copious sterile 

 filaments of the fertile flowers as long, inane-antheriferous : tails of the carpels becoming 

 , 3 or 4 inches long and very slender. — Fl. i. 9. C. nervatu, Benth. I'l. Ilartw. 5. C. dioica, 

 var. sericea, sub-var. Drummondii, &c., Kuntze, 1. c. 103. — Dry ground, Te.\as to Arizona, 

 first coll. by i^er/an<i/er ^nd Z)r«;«mont/. (Me.v.) 



* * Woody or half-woody climbers (of California), producing flowering shoots of the 

 season from scaly buds, polygamo-dicecious, the filiform filaments of the fertile flowers 

 mostly bearing well-formed and sometimes polliniferous anthers: peduncles solitary and 

 bibractcolate below or in threes: leaves 3-7-foliolate : leaflets roundish, rarely cuneate, 

 not acuminate, mostly obtusely 3-lobed or incised or few-toothed. 

 C. pauciflora, Nutt. Minutely pubescent or nearly glabrous : leaves pinnately or .some- 

 what biternately 5-9-foliolate, mostly quihate, but some trifoliolate : leaflets half inch l.mg, 

 thickish, somewhat lucid : sepals tomentulose outside, half inch long : ovary and akene 

 glabrous. — Nutt. in Torr. & Gray, Fl. i. 9 (by errov parviflora) ; Brew. & Wats. Hot. Calif, 

 i. 3. — S. California, near San Diego and soutliward; first coll by NuWdl. A form of it 

 (male only) near San Bernardino, \V. G. Wright. 

 C lasiantha, Nott. 1. c. Tomentulose-pubescent : leaves simidy 3-foliolatc ; leaflets an inch 

 'or two long, moi-e veiny : sepals two thirds or three fourtLs inch long, tomentuh>se botli 

 sides or <rla'brate above : ovary and akene more or less pubescent : jiedundes 3 or 4 inches 

 long.'— Torr. Bot. Mex. Bound. 29, t. 1 ; Brew. & Wats. 1. c. — Common throughout the 

 western part of California. 



§ 2. ViORNA. The Leathery-flowered species. Flowers large, hermaphrodite, 

 solitary and mostly nodding on rather long peduncles : sepals thick or thickish, 

 from blue to red or dull purplish, erect and connivent at base or throughout : 

 neither petals nor staminodes : anthers long and linear, pointed : filaments hirsute 

 or pubescent. — Viorna, and part of Viticella, Spach. 



* Calvx ovate in anthesis, connivent throughout or at length recurved at apex only, very 



thick, of cellular and when dried leathery texture, destitute or nearly so of inflexed and 



at leno-th explanate tliin mar<j;ins even at the apex : styles wholly persistent, forming 



denselv plumose carpel-tails: herbaceous or slightly woody climbers, ghibrous ot almost 



80- shoots from naked buds: leaves pinnately 3-9-foliolate with bro:vl and entire or 



2-3-lobed leaflets, or occasionally all the secondary petioles 3-foliolate, the flowering 



shoots or peduncles bearing one to several pairs of simple and entire leaves or bract,s. 



C Viorna L. (LEAiniiR-FLOWER.) Leaves not glaucous nor coriaceous ; leaflet^* from sub- 



" cordate-ovate to ovate-lanceolate, often acute, inconspicuously reticulated, those of the 



pedimcle or inflorescence ovate or cordate : calyx barely inch long, gl'^l^^''"'^, "\"""";7f 



furfuraceous-cancscent outside, dull reddish or purplish.- Spec. i. 543 (Dill Kltlu 144, 



t 118) ; Michx. Fl. i. 318 ; Jacq. f. Ed. i. t. 32 ; Torr. & Gray, Fl. i. 9 (exd. syn. Bot. Mag ; 



Grav, Bot. Mag under t. C594 ; Lavallee, Clem. 57, t. 17. Viorna urmgera, Spach, Ili-st. 



Veg. vii. 270. — Moist ground, S. rennsylvania and Missouri to Alabama. 



C * Addisonii, Britton. More bushy and less .spreading : leaves deep green above, pale 



a,^ve7y glaucous beneath ; the lower simple, sessile or nearly -'.^.'-f^y ^fl ;:Stt^rr 



one or two rounded lateral lobes; the upper leaves pinnately divided ; leaflets elliptn-oxal. 



