88 
PLATANACEAE 
purple within; petals white, fan-shaped; stamens and style long-exserted, 
the latter cleft, villous at the middle.—Shaded canons and flats. 
5. R. californicum H. & A. Hillside Gooseberry. Compact shrub 
with rigid flexuous branches, 7 to 11.5 dm. high ; leaves roundish, trun¬ 
cate at base, incisely lobed and serrate, the upper surface glandular-shin¬ 
ing, 1.2 to 1.8 cm. broad; pedicels with two bractlets at middle; flowers 
mostly solitary; calyx greenish; petals white; ovary with mostly equal 
non-glandular bristles.—Open hillsides, middle Cal. 
6. R. menziesii Pursh. Canon Gooseberry. Loosely branched 
shrub 1 to 2 m. high; stems prickly as well as spiny, especially on sterile 
shoots; leaves similar to no. 5 but rather larger; pedicels 1 or 2-flowered, 
the bractlets near the flower; calyx purplish; petals white; ovary with 
long and short more or less gland-tipped bristles.—Coast Ranges. 
7. R. amarum McCl. Similar to R. menziesii but the stems not prick¬ 
ly; ovary densely covered with short gland-tipped bristles ; berry with 
more or less glandular spines.—Mountains of S. Cal. 
8. R. speciosum Pursh. Tall evergreen shrub 11 to 28 dm. high; 
stems prickly or almost smooth; leaves small, coriaceous, nearly ever¬ 
green, roundish-elliptic to obovoid, roundish at base, slightly 3-lobed; 
peduncles 1 or 2-flowered; flowers crimson; catyx-tube short, forming a 
swollen ring; stamens exserted; berry very bristly.—Near the coast from 
Santa Clara Co. to Monterey and San Diego. 
PLATANACEAE. PLANE FAMILY 
Trees with large alternate palmately lobed leaves. Buds concealed in 
the hollow base of the petiole. Bark falling away in thin plates. Flowers 
small, greenish, in dense ball-like heads, the staminate and pistillate in 
separate heads, monoecious. Fruit a nut.—Species 6 or 7, in the n. tem¬ 
perate zone. 
1. PLATANUSL. Plane Tree 
The only genus. (Greek platus, broad, referring to the ample leaves.) 
1. P. orientalis L. Oriental Plane. Tree 11 to 23 m. high with 
comparatively short trunk; leaves 3 to 5-lobed, broadly cuneate at base, 
9.6 to 19.2 cm. long, glabrous, the lobes dentate or sinuate; heads ter¬ 
minal on the branches of a drooping axis.—Cult, from the Levant. A 
superior street tree, especially in the south coastal belt. 
2. P. racemosa Nutt. Western Sycamore. Tree 8 to 28 m. high, 
often leaning ; leaves 3 to 5-lobed, usually cordate or truncate, thick, and 
firm, tomentose, 1 to 3 dm. long, the lobes usually entire; heads sessile, 
scattered along a single slender drooping axis.—Stream bottoms in dry 
country. 
ROSACEAE. ROSE FAMILY 
Herbs, shrubs or trees. Leaves alternate, stipulate. Calyx 5-lobed. 
Petals 5 (rarely none). Stamens 10 to numerous, inserted with the petals 
on the calyx below its lobes. Pistils 1 to many, distinct and free from the 
calyx, or united into a 2 to 5-celled ovary which is partly or completely 
inferior. Fruit a pod, achene, pome, or berrv-like.—The Rose Family is a 
