118 ROSACEAE. [ Acaena. 
1. F. Chilensis, Ehrh. — DC. Prod. I, 571. — The whole plant, ex- 
cepting the upper surface of the leaflets, villous with long silky hair, 
i 
Petioles stout, 4—8‘ long. Leaflets thick, obovate, 11/2.—-2‘  1—Lj2 1 
coarsely inciso-serrate (the t rhprag: tooth the smallest), with cuneate 
base, the lateral petiolules 1“, the inal 2—4”. Stipules lanceolate, 
6—8“, adnate in half thei plop ngth. sre half as long as the petioles, 
1- to few-flowered, its leaflet above the middle, simple, 2—3-toothed and 
mall, 3“. Pedicels 1‘ or more. Sepals and their bracteoles linear-lan- 
po ss Muay length, 5”, erect. Petals little longer, rounded. Fruit 
large. sot Gray, Fl. N. Am. I. 448. — Bot. Calif. I, 177. 
On ntains of Hawaii and E. Maui at elevations of 4000 to 6000 ft. 
On the latter island the strawberry region forms a well defined zone or belt of a couple 
& ; : ; : 
forms the chief food of the wild Hawaiian goose, Bernicla Sandwicensis. — The species 
is aga in the lowlands of Chili and on the island of Chiloe, as well as in the moun- 
oo. in Califo ornia, Oregon, a ka, 
F. si grand ltivated and thrive well, even in ota tke yalley down 
to 300 ft. ees the sea; ‘yielding fruit patra five months of summ 
5. ACAENA, ‘ 
Calyx-tube constricted at the throat, with 3—7 valvate, generally de- 
ciduous lobes. Petals none.” Stamens 1—10, inserted in the throat of 
the calyx. Disk investing the tube and almost closing its throat with 
Ovule solitary, pendulous. Achene dry, enclosed in the indurated tuber- 
cular or spiny calycine tu — Decumbent or creeping perennials with 
erect, scapiform, flowering hesnchen, Leaves alternate, impari-pinnate, the | 
leaflets serrate or cut. Stipules adnate to the is aehibe base of the pe- 
tiole. Flowers small, in heads or spikes, bractea 
A genus of about 30 species, natives of the temperate and ens regions of the southern 
hemisphere, one of them also occuring in California and o being peculiar to the 
mountains of Mexico; the following one is aes a. 
1. A. exigua, Gray, Bot. U. 8S. E. Exp. p. 498. — A small perennial 
with a creeping and branching, short, thick caudex, which is covered 
with old stalks and bears at its ends a rosulate cluster of leaves. Leaves 
about 1‘ long, including the Jags which is broadly winged in its entire 
length with the adnate scarious stipules Leaflets in 6—8 pairs, oblong 
or rounded, about 1” in length, + or 4. lobed or toothed (excepting the 
lowest pair, which is entire), coriaceous, glabrous, whitish underneath, and 
concave. Flowering scape slender, 6—10‘ high, sparsely beset with 
istant smaller leaves and bearing at the apex a short crowded spike of 
flowers not above 1/2‘ in length. Bracts linear or oblong, 11/2“. Calycine 
