Acaena is a genus of about 60 species of mainly evergreen, creeping herbaceous perennial plants and subshrubs in the family Rosaceae, native mainly to the Southern Hemisphere, notably New Zealand, Australia and South America, but with a few species extending into the Northern Hemisphere, north to Hawaii and California (A. pinnatifida).

Acaena inermis, commonly called New Zealand burr or sheep's burr, is a low-growing herbaceous to semi-evergreen perennial native to open, grassy, montane and subalpine areas of New Zealand. This mat-forming ground cover will reach up to 2" tall and spread to fill a 2' area.

小叶芒刺果（学名：Acaena microphylla） 是薔薇科芒刺果属的匍匐高山玫瑰，原产于新西兰。 叶子在夏季变成红铜色，是一种很好的地被植物，与其他植物相得益彰。

On subantarctic islands the barbed fruits of Acaena spp. seem particularly well adapted for dispersal by this means. Such seeds have been seen embedded in the plumage of H. caerulea, Pelagodroma marina and D. exulans (e.g. photo in Huntley, 1971 ), and Acaena is commonly abundant around petrel colonies like those of Pachyptila desolata at ...

Acaena sericea,一棵智利當地的植物。 它的描述和照片。 Chileflora.com 介绍的。 Chileflora.com 是你的 固有的智利種子的供應商。 在智利 属于 Acaena 属的种一共有差不多 20 种 。 在我们的系统内 属于 Acaena 属的种 一共有差不多 11 种。 在智利属于 Rosaceae, 蔷薇科 的种一共有差不多 46 种。 在我们的系统内 属于 Rosaceae, 蔷薇科 的种一共有差不多 28 种。 在这里可以买这个植物的种子。 海岸地區，海拔：0 - 500米。 有一些干燥，干旱的区域。 天旱期间大概持续三个 …

Acaena is a genus of about 100 species of mainly evergreen, creeping herbaceous perennial plants and subshrubs in the family Rosaceae, native mainly to the Southern Hemisphere, notably New Zealand, Australia and South America, but with a few species extending into the Northern Hemisphere, north to Hawaii (A. exigua) and California (A. pinnatifida).

Herbs, perennial, 1–15 dm diam.; from branched, woody caudex or stoloniferous. Stems 1–20, creeping and rooting or suberect, basally woody, clad in old leaf bases, glabrous or sparsely pilose.

Often grows with Acaena novae-zelandiae but can be recognised by the distinctive tuft of brush-like hairs surmounting the leaf teeth apices. Undersides of leaves are distinctly silvery due to dense covering of appressed silky hairs. Acaena juvenca and A. emittens are closely related.

These 100 or so species of creeping, mostly evergreen, perennials and subshrubs hail from California, Hawaii, and a lot of the Southern hemisphere. They are grown for their colorful leaves, unusual flowers, and showy, spiny burrs (which may attach themselves to pets or clothing). Grow Acaena as groundcover or rock garden plants.

Acaena pinnatifida is a perennial herb that is native to California. This plant is available commercially. USDA PLANTS Profile (ACPI3)