Allium. 



LILIACEiE. 149 



7 A attenuifolium, Kcll. Lullvcoats (often reddish) with a delicate trans- 

 versely sinuate or serrate reticulation, the vertical lines especially also minutely sinu- 

 ous : scape slender, 6 to 15 inches liioh, somewhat leafy: leaves "arnnv and 

 becoming convolute-filiform above the sheathing base : bracts 2 short, abruptly 

 acute: vunbel erect, usually dense; pedicels 3 to 8 lines ong : flowers white or 

 nearly so, the oblong-lanceolate acuminate segments 3 or 4 lines long, more or es. 

 exceeding the stamens and style. - Proc. Calif. Acad. n. 110, tig. 34 ; Wat;;on- 1„- 

 t 37 Her 8, 9 (flower and reticulation). A. reticidatum, Lenth. 1 1. Hartw .55J. 

 A dmpiectens, Torr. Pacif. E. Rep. iv. 148. A. acumhrntum, var. gracde, Wood, 

 1 c 170 A. occidentale, Gray, Proc. Amer. Acad. vu. 3 JO. 



D, Ton-ey's name is the earlier, but is applicable only to the undeveloped state of the plant 

 when, as in other species, the umbel is enclosed in the spathe. 



++ -}-+ Scape low : perianth rose-colored, not hecoming lax. 

 == Filaments more or less deltoid above the discoid adnate base. 

 8 A serratum Watson. With the habit of A. acuminatum : bulb-coats with 

 a distinct close horizontally serrate denticulation : bracts narrowly acuminate : peri- 

 anth-segments broadly ovate-lanceolate, 4 to 6 lines long, acute or somewhat acumi- 

 nate nearly straight and rather rigid, the inner narrower, somewhat shorter and 

 rarely serrulate :°tilaments all with a narrowly deltoid base : crests very narrow 

 centill -Bot. King Exp. 487, t. 37, tig. 4 (reticulation). A. acumtnatum and 

 falcifolium, Torr. Pacif. E. Eep. iv. 148, mainly. 



Tn the Co-ist Ran-es from Marin County southward, and in the foothills of the Sierra Nevada ; 

 ap.^rntly"tfroYs;n Diego, on gravel y hills, Cooper ; April to fune A common fomi h 

 rither close umbels, the small flowers (4 lines long) on pedicels a '^If ch long oi less, 

 dried outer bulb-coats are readily fissile along the transverse hues of reticulation. 



9 A bisceptrum, Watson. Bulb-coats light-colored, with an indistinct some- 

 what quadnlateml reticulation, the cells under a strong P°^«^/^f 7^^? '^^^ ^^^^^;^- 

 ^.ly sinuous outline especially along the vertical lines : scapes 4 to 10 inches high, 

 ofren n pairs, rarely co.npressed above or angled : leaves 1 to 3 lines broad, or more : 

 pedicels 15 Xo 40 : flowei-s deep rose-color to nearly white, the ovate-lanceolate acute 

 or acuminate segments 3 or 4 lines long, erect, slightly exceeding the stamens : 

 crests thin, conspicuous. - Bot. King Exp. 351, t. 37, hg. 1-3. A. falc.fohum, 

 Torr. 1. c, in part. A. Douglasii, Wood, 1. c, in part. 



A rather common species in the mountains from the Sierra Nevada to Utah. 

 10 A lacunosum, Watson. Bulb-coats light-colored, thick and distinctly 

 pitted by the quadrate or transversely oblong reticulation, Uie outlines of the cells 

 ?ery minutely sinuous : scape 3 to 6 inches high : flowers (5 to 20) on pedicels 3 to 

 5 lines long, the oblong-lanceolate acuminate segments 3 or 4 lines long a little ex- 

 ceeding the stamens : filaments narrowly deltoid at base : ovary-cells with an obtu.e 

 thickened ridge toward the summit on each side. — Proc. Amer. Acad. xiv. .31. 

 On Mariposa Teak, Santa Clara County {Brewer, n. 1284). 



^ =^ Filaments filiform : crests conspicuous. 

 11. A. campanulatuni, Watson, 1. c. Bulb-coats with a very minute and 

 extremely suuiate r.ticilation : scape 4 to 10 inches high : umbel erect or somewhat 

 nodding, many-flowered, the slender pedicels 6 to 15 lines long : flowers ^f^^^T^ 

 color, the thin spreading broadly ovate-lanceolate acute or abmptly ^^^^ ^^^^ f^^ 

 acuminate segments 3 or 4 lines long, a third longer than the stamens : ovary dis- 

 tinctly crested. 



