SAXIFRAGACEAE 
85 
2. SEDUM L. Stone-Crop 
Flowers yellow or white or reddish-tinged, borne in a cyme. Petals 5, 
distinct or a little united at the base. Stamens 10. (Latin sedeo, to sit, 
on account of the lowly habit.) 
1. S, spatulifolium Hook. Leaves spatulate, often glaucous; rosettes 
close, flat; cyme mostly flat-topped; carpels erect.—Shaded moss-covered 
rocks in the foothills. 
3. COTYLEDON L. Live-for-ever 
Flowering stems with reduced or scale-like leaves. Leaves of the 
rosette thick and fleshy. Flowers in cymes. Petals white, yellow, orange 
or reddish, united at base or below the middle. Stamens 10, borne on 
the corolla-tube. (Greek kotule, a shallow cup, referring to the rosettes.) 
Rosettes very large (1.4 to 1.9 dm. wide), borne on a stout caudex 4.8 to 14.4 
cm. high ; plant densely white-mealy; leaves 4.8 to 6 cm. wide. 
1. C pulverulenta. 
Rosettes medium-sized (1.2 to 7.2 cm. wide), borne at the ground; plants white- 
glaucous to green ; leaves 6 to 36 mm. wide. 
Pedicels stout, shorter than the flowers; flowers yellow; rosettes globose, 
very compact ...2. C. farinosa. 
Pedicels slender, equaling or exceeding the flowers. 
Flowers yellow or orange, sometimes turning reddish in age....3. C. laxa. 
Flowers reddish from the first.4. C. lanceolata. 
1. C. pulverulenta (Nutt.) B. & W. Chalk-Lettuce. Plants 7.2 to 
11.5 dm. high; flowers red, narrow.—Dry rocky slopes, 20 to 2000 ft., sea- 
bluffs or mostly near the sea: Los Angeles Co. to San Diego Co. 
2. C. farinosa Baker. Leaves rather thick; inflorescence compact; 
flowers on very short stout pedicels.—Rocky points and bluffs along the 
ocean shore, Monterey Co. to Del Norte Co. 
3. C. laxa (Lindl.) B. & W. Rock-Lettuce. Leaves relatively thin- 
nish : cyme somewhat loose ; pedicels slender.—Rocky ground, 1100 to 
4000 feet, just back of the sea coast and east across the Coast Ranges to 
the Sierra Nevada foothills. 
4. C. lanceolata (Nutt.) B. & W. Desert Savior. Branches of the 
cyme commonly few, the flowers often rather .few relatively.—Rocky 
ground, 100 to 4000 ft.; Santa Barbara Co. to San Diego Co. The 
watery-fleshy leaves are chewed to assuage thirst in the desert. 
SAXIFRAGACEAE. SAXIFRAGE FAMILY 
Shrubs or perennial herbs. Calyx 5-lobed or -cleft. Petals 5. Sta¬ 
mens commonly 5 or 10. Ovary more or less attached to the calyx, or 
free from it. Fruit a capsule or berry.—About 700 species, widely dis¬ 
tributed. 
Herbs; fruit a pod ; leaves alternate or basal. 
Ovary 2 or 3-celled (or the carpels nearly distinct) ; placentae axile. 
1. Saxifraga. 
Ovary 1-celled; placentae parietal. 
Stamens 10; petals mostly toothed... 2. Tellima. 
Stamens 5; petals entire.3. Heuchera. 
Shrubs. 
Leaves opposite; fruit a dry pod; low trailing shrubs. 4. Whipplea. 
Leaves alternate ; fruit a berry; mostly erect shrubs. 5. Ribes. 
