878 CISTACEAE 
4. P. car roliniana (Walt.) Urban. Plants fulvous-hirsute, 1-4 dm. tall: leaf- 
blades obovate, elliptic, cuneate, lanceo sages or rarely oval, 1-7 cm. long, repand 
or crenate-serrate: corolla de es du core sule 5-7 mm. long.—Pinelands and 
sand-dunes, Coastal Plain, Fla. to N. C. 
2. TURNERA L. Shrubs or partly woody plants. Flowers usually 
solitary and axi e Corolla yellow. Stigmas 3, brush-ike.—AÀbout 75 spe- 
cies, mostly Americ 
1. T. ulmifolia L. Shrub 2 m. tall or less, 
with appre ssed-pubescent branehlets: leaf- 
blades cR va ped ps len Or spatulate, 
. lon r crenate-ser- 
e on bes lanceolate 
C CR acum be: petals yellow, 
-8 em. long: capsule globular to ovoid, 
mm. long.—Hammoeks and 
places, bias pA 2 to ae Nat. o 
e —(W. I., , C. A., 
i sed medicinally. This pU 
go. 
washing and scouring of Moa and the 
clearing aa building operations covering 
most of the island have not eliminated it from the flora. 
Faminty 8. CISTACEAE — ROCK-ROSE FAMILY 
Shrubs or partially woody plants. Leaves alternate or oppos 
blades simple. Flowers generally perfect. Calyx of 3-0 persistent sepa 
Corolla of 5 or 3 often fugacious petals, or wanting. Androecium of 6 
or more stamens. Gynoecium of usually 3 united earpels. Fruit a cap- 
sule.—Nine genera RE about 160 species, natives of the Northern Hemis- 
here. 
Petals 5, yellow, fugacious or wanting. 
Leaves with flat blades ; ege short. Se S 
Leaves seale-like or sub bulat e; style elongate. 5i Hupso 
Petals 3, greenish or purplish, withering-persistent. 3. LEC a 
i CROCANTHEMUM Spach. Erect plants. Leaf-blades flat, but 
often narrowly revolute-margined. Flowers of two kinds, the earliest com- 
plete, showy with yellow petals and many stamens, some or all of the later 
ones apetalous, inconspicuous, and with few stamens. Ovules pendulous. Cap- 
sules of the gage flowers larger than those of the apetalous ones. 
Haein eae (Fl. SE. S.)]—About 25 species, American.—ROCK-ROSES. 
-ROSES. opio 
Flowers few, in a simple raceme- -like leafy-bracted inflorescence. I. CAROLINIANA. 
Flowers, at Jea st the apetalous Mi cluster 
ES lifer s and apetalous flowers in the same clusters II. CORXMBOSA. 
liferous flowers solitary or dew: eee alous flowers 
numerous, clustered, later in the seaso J. CANADENSIA. 
I. CAROLINIANA 
Leaves mostly in a basal rosette. 1. C. carolinianum. 
oe CORYMBOSA 
Flowers in a dense terminal e 2. C. corymbosum. 
Flowers in seattered or panicled “glusters. 
Flower-clusters scattered or solitar 
1 Contributed by John ido Bonus 
