340 PROCEEDINGS OF THE AMERICAN ACADEMY. 
+ + Heads smaller, inner scales 4-5 mm. long; ores mostly with 1 pair of 
lobes; disk-flowers exannulat 
6. C. insularis (Brandeg.) Blake, n. sat Decumbent (base 
a unknown), nearly glabrous; leaves 1-2.5 em. long, 3-5-lobed; heads 
axillary and terminal, about 1.3 em. in diameter including the small 
rays; outer bracts 3 as long as inner; achene 4.2 mm. long.— Lepto- 
syne insularis Brandeg. Erythea vii. 5 (1899).— Socorro ISLAND: 
March-June 1897, Anthony 394 (tyPE COLLECTION): 27 May-3 July 
1903, F. E. Barkelew 223. 
Sect.3. Tuckermannia (Nutt.) Blake,n.comb. Stout perennials, 
with alternate fleshy 2-3-pinnately dissected ‘leaves and large heads. 
Outer involucral scales 5-8, lance-oblong, about equaling the inner; 
the latter about 12, oblong. Rays large, fertile. Disk-flowers with 
nearly glabrous annulus. Achenes obcompressed, glabrous, narrowly 
winged, epappose or rarely with margins produced into short teeth or 
awns.— T'uckermannia Nutt. Trans. Am. Philos. Soc. ser. 2. vii. 363 
(1841). Leptosyne sect. Tuckermannia Gray, Bot. Calif. i. 356 (1876), 
& Syn. FI. i. pt. 2. 300 (1884).— Two species of California, Lower 
California, and adjacent islands. 
* Heads few, on very long naked peduncles, 6-8 em. broad including rays. 
7. C. maritima (Nutt.) Hook. fil. Stems fleshy-herbaceous, 
re spreading, 3-8 dm. high, from a thick woody base; leaf-lobes linear, 
1.5-3 mm. broad; peduncles 2-5 dm. long; rays 14-20; achenes 
rarely with 2 teeth or awns.— Bot. Mag. t. 6241 (1876). Tucker- 
mannia maritima Nutt. 1. c. Leptosyne maritima Gray, Proc. Am. 
Acad. vii. 358 (1868).— Coast of San Diego County, California, 
northern Lower California, and adjacent islands. 
* * Heads gente cymosely clustered toward tips of branches on peduncles 
ostly 1—1.5 dm. long, smaller (5-6 em. broad). 
8. C. GIGANTEA (Kellogg) Hall. Stems fleshy-woody, erect, 3-30 
7 te dm. high, often 1 dm. thick; leaves mostly clustered toward tips of 
beknchen: leaf-lobes finer, 1-1.5 mm. broad; rays 10-16; pappus 
none.— Univ. Calif. Pub. Bot. iii. 142 (1907). Leptosyne gigantea 
Kell. Proc. Calif. Acad. iv. 198 (1872).— Coast of southern California 
and islands, from Los Angeles County to San Luis Obispo County; 
also Guadalupe Island, Lower California— A form occurs on San 
Nicolas Island (Blanche Trask 76, in part) with discoid heads, the 
receptacle very chaffy, the disk-florets eid dialysis of corolla 
with more or less complete abortion of sexual orga 
Sect.4. Pugiopappus (Gray) Blake, n. aeie., hte branched 
