68 
CRASSULACES, 
2, T. angustifolia, Nutt. Stems rooting, 1 in. long: leaves 1-2 lines long, 
Var. Bolanderi, Watson. Stems 3-4 in. high: flower-pasts in 3’s or 4’s. 
3, T. peduncularis, Smith. Pedicels 4-6 lines long in fruit: carpels purplish. 
2. SEDUM, Linnzus, 
Flowers diecious, deep purple, parts mostly in 4’s...... a sipisressaunparmigibaigias bias saineees. Ob 
Leaves narrowed toward the base, obtuse............00 aisio Side ieis}e cralwigiataiavalelaval wep. Op Me 
Leaves broadest near the base, acute.......... 2... ec eeeeeeeee ote eae deere ... 5, 6, 7 
1. S. Rhodiola, DC. Stems simple: leaves acute, rarely entire. Alpine. 
2. 8S. spathulifolium, Hook. Glaucous: petals yellow, 3 lines long, acute. 
3. 8. Oreganum, Nutt. Not glaucous: petals pale rose, much exceeding the stamens, 
4. S. obtusatum,Gr. Similar to 2 & 3: flowers pedicelled; petals pale yellow, broader. 
6. 8. variegatum, Watson. Radical leaves slender: petals yellow, often purple-veined, 
6. 8. radiatum, Watson. Carpels broad, the beaks horizontal, star-like: petals yel. 
7. 8. pumilum, Benth. Annual; 1-3 inches high: leaves 1-2 lines long: carpels I- 
seeded. 
3. COTYLEDON, Linneus. 
Leaves cylindrical and somewhat 3-sided........ ob SRO Ratse Sas eae elewelesiels ass 1,2 
PCNA KP OD 
-_ 
P 
Leaves flattened: carpels nearly distinct, erect. 
agagasana 
Petals united to the middle, red.........------eeeeee: arecceee 8 
Petals united 4 the length, pale yellow, 4 lines long............. 4 
Petals united only at the base, yellow or orange. 
Leaves glaucous, white dusty or mealy... 5, 6, 7, 8 
Leaves not glaucous or mealy, reddish........ 9, 10 
edulis, Brewer. Petals widely spreading, yellowish. San Diego. 
viscida, Watson. Leaves numerous, very viscid: corolla reddish. S. Cal. 
pulverulenta, B. & H. Densely white-dusty: leaves 2 or 3 inches broad. 
Oregonensis, Watson. Leaves spatulate, obtuse: racemes axillary, 
lanceolata, B. & H. Petals orange, mid-vein glaucous: calyx-base broad. 
farinosa, B.& H. Usually densely mealy: petals lemon yellow. 
ceespitosa, Haworth. Sepals ovate, 2 lines long or less: petals yellow, 
laxa, B.& H. Petals orange-yellow, keeled, prominent mid-vein glaucous, 
Palmeri, Watson. Flowering stem red: petals pale yellow. 8S. Cal. coast, 
0. Lingula, Watson. Leaves an inch broad, 2 or 3 inches long, acute, 
DROSERACER. 
1. DROSERA, Linneus. 
D. rotundifolia, L. Leaf-blade rounded, 2-6 lines broad: petals 2 lines long, 
