258 COMPOSITAE 
late, up to 18 cm. long, tapering to slender petioles, the cauline oblong B ee ge 3-7 
cm. long, 8-15 mm. wide, clasping; heads terminal on the slender bran cross; 
involucre more or iss gla ig ate the phyllaries with gine erect, aeen gn eR short tips; 
rays 30-40, 10-13 mm. lon 
Ocean bluffs and open hillsides Humid Transition Zone; San Francisco, California. Type locality: Point 
Lobos, San Francisco, Aug.—Sep 
Z. — latifolia ~ Coastal Gum-plant. Fig. 5423. 
se latifolia f. Acad. 5: 36. 18 
Grindelia robu vial var. gible a Man. FI. Pl. cae. Eset 1925. 
Grindelia puritans var. latifolia Steyermark, Ann. Mo. Bot. Gard. 21: 227, 1934. 
Very succulent and leafy, cebe pam perenni * oy dm. high, the stout, decumbent or ascending 
nches monocephalous or topped by a close cluster of 2 or 3 large heads, the heads often par- 
bra 
tially enveloped by su “ae see leaves. castes pr vincinaily cauline, thick, irregularly serrate to regu- 
larly and Sea dentate, scabrociliate, lance-ovate to broadly a long, ange. 1 to subcordate, 
rounded at apex, 3-8 cm. long, 1.5-4 cm. wide; heads 3-5 cm. acr milky- ous, the outermost 
phllaries fliaceous, their cath tips ae oni those of many ee ones Potton rays 30-45 
ng. 
Salt marshes and dunes, Upper Sonoran Zone; Watsonville coast, Santa Cruz Courty, god Surf to Point 
Maye eek ne Santa Barbara Islands, California. ge 8 mins Santa Rosa Island. May-—Se 
Gri: a latifolia subsp. platyphylla (Greene) K o 4: 102, 1958. “pclae ag ieee var. platy- 
ye seg Pittonia 22 S89.  TR92 °C. rubricaulis ag “plaixpigil Steyermark, Ann. Mo. Bot. Gard. 21: 227. 
rag decry var. permixta Steyer mark, op. Neither so succulent nor a grade we mony simple 
or re nched, mbent or ascending, hori gabe ah poe radiating from the crow & pla ants up to 
6 dm. high sds “y m. in diameter, thes te -resinous taal sometimes subtended yy severai smal ‘les y bracts a 
never enveloped ss these. Beaches and low ground near the coast oom common species from Mar 
County to Santa Barbara County, Calitocnia, Type locality: Monte rey. Jun oo 
8. Grindelia squarrésa oe Dunal. Resin-weed. Fig. 5424. 
onia squarrosa Pursh, Fl. Amer. Sept. 559. 18 
Grindelia squarrosa Dunal, Mem. Mus. Paris 5: v4 1819. 
ect biennial or short-lived perennial 2-10 dm. high, openly branched above and bearing many 
heads. “eave ee rly callous-serrulate, sometimes sharply toothed or even e entire, mostly oblong, 
2-5 ¢ e upper clasping; heads 2-3 cm. —— sated resinous, the green tips of the 
piyllaries strongly rolled back; rays 25-40, 7-15 m 
ds and waste places, per Sonoran and po A ransition Zon sparingly introduced in eastern 
Waiktaxien? gg go and te. Ga ne a chiefly east of the pea Ease *bivide to the Great Plains. Type 
locality: banks of the Missouri. 
9. Grindelia hallii Steyermark. San Diego Grindelia. Fig. 5425. 
Grindelia hallii Steyermark, Ann. Mo. Bot. Gard. 21: 229. 1934. 
_ Several pong oe stems from the woody crown, 3-6 dm. high, corymbosely branch- 
ing above. Lea sharply and regularly serrate, subcoriaceous, prominently resinous- 
punctate, he rai i in a per — rosettes, Clee pie 5-7 cm. long, the cauline oblong, much 
smaller ; heads numerous, terminating the cha s, 2-3 — “hs oot resinous, the green 
tips of the outer phyllaries sidngl¥ tec urved o ids ked ; ra m. lon 
ats and grassy mesas id id 1 Transition Bare ope a Saas San Dae Coauké: California. 
Type locali ity: Cuyamaca Lake. Jul 
10. Grindelia campérum Greene. Great Valley Grindelia. Fig. 5426. 
Seg sani oat var. rigida A. Gray, Bot. Calif. 1: 304. 1876. 
Grindel mporum Greene, Man. vor Reg. 171. 1894, 
Grindelia robuste _ de Jeu, F W. Mid. vouge 554. 19 
interioris “tne Man. FI. Pl. Calif. pet 1925. 
Grindeli davyi Stey ermark, Ann ie. Bot. Gard. 21: 536. 1934. 
eee —a var. E eccos toris Steyermark, op. cit. 538. 
ect herbaceous stems from the su oe —" 5-12 roa a simple or openly 
branched ous or nearly so. Leaves glabrous or scabrous, rarely e hairy, subcoriaceous, 
very sth gird os rows ici slices to ica oblanceolate, the cauline 2-8 cm. long, 
7-15 mm. wide ; hea ie nating the branches, 2.5-4 c cross, strongly and translucently 
resinous, the green xe of tx itie Cadesestite elongated iets ahsely recurved or hooked ; 
18-35, 8 8-15 mm. lon 
Dry banks, rocky oid and plains, low alkaline ground, Upper Sonoran Zone; the common Grindelia_ of 
the pad tL th ieee ogg and adjacent foothills — to northern Los Angeles Counts and west to San 
Francisco Bay. east of Mo unt Diablo Ran May-Oct. 
11. Grindelia nana Nutt. Idaho Resin-weed. Fig. 5427. 
Grindelia nana Nutt. Trans. Amer. Phil, eee Il. 7: 314. 1840. 
‘indelia nana var er. ban oo. loc. c: 
pa redenete nana var. altissim ermark, Ann. Mo. Bot. Gard. 21: 544. 1934. 
Grind. a var. celine an pda op. cit. 545. 
Ghacue perennial with erect, usually branching stems, 2-8 dm. high. Leaves spinulose-toothed 
