Colin Mills, compiler of the Hortus Camdenensis, died in late November 2012 after a short illness. As he always considered the Hortus his legacy, it is his family's intention to keep the site running in perpetuity. It will not, however, be updated in the near future.

Cycads and Conifers

A division of the Camden Park catalogues that is clearly defined and well understood.

Juniperus chinensis L.

Fully-hardy, evergreen, ovoid-conical tree with brown, peeling bark, pointed juvenile leaves, in pairs or threes, diamond-shaped adult leaves, in 4 ranks, flat along the stems, with a pungent smell, and violet-brown fruit.  To 20m.  There are many garden forms.  [RHSE, Hortus, Hilliers’].

Juniperus communis L. var. cracovia

Juniperus communis is a hardy, variable, evergreen, spreading shrub to small, columnar tree, with sharp pointed leaves borne in threes, with white bands on the inner faces, and ovoid fruit, green ripening to blue over 3 years.  To 6m.  The type species is widespread in the northern hemisphere.  The variety cracovia is is an erect, robust variety with pendulous, terminal branchlets from Poland.  [RHSE, Hortus, Hilliers’].

Juniperus communis L. var. hibernica

See Juniperus communis L. var. cracovia for a general description of the species.  The form hibernica is a very slow growing, slender, evergreen, spindle-shaped, columnar shrub or small tree with dense foliage, the branchlets somewhat pendant at the tips.  To 5m.  [RHSE, Hortus, Hilliers’].

Juniperus excelsa M.Bieb.

Fully-hardy, evergreen, conical or loosely columnar shrub or small tree, with tiny greyish leaves on slender branches and pendulous branchlets, and rounded, purplish-brown fruit ripening over 2 years.  To 12m.  [RHSD, Hortus, Hilliers’].

Juniperus horizontalis Moench.

Fully-hardy, prostrate, creeping, evergreen shrub with sharp-pointed juvenile leaves in pairs or threes, scale-like adult leaves, lying flat along the shoots in 4 rows, and ovoid, dark blue fruit.  To 30cm by indefinite.  There are many garden forms.  [RHSE, Hortus, Hilliers’].

Juniperus oxycedrus L.

Fully-hardy, variable, evergreen shrub or small tree with an open, drooping habit, pointed leaves, white-banded beneath, in threes, and reddish-brown, ovoid fruit, ripening over 2 years.  To about 6m.  [RHSD, Hortus, Hilliers’].

Juniperus phoenicea L.

Fully-hardy, dense, rounded or broadly conical evergreen shrub or small tree, with rounded fruits, ripening over 2 years.  To about 6m.  [RHSD, Hortus, Hilliers’].

Juniperus recurva Buch.-Ham. ex D.Don

Fully-hardy, variable, conical or broadly columnar, evergreen tree with stringy, shaggy bark, pendulous sprays of wedge-shaped leaves, to 7mm long, in threes, pointing forwards, and spherical greenish-brown to black fruit.  To 10m.  [RHSE, Hortus, Hilliers’].

Juniperus sabina L. var. tamariscifolia Ait.

Fully-hardy, low growing, vigorous, evergreen shrub with horizontal tiers of spreading, short, sharply pointed, mainly juvenile leaves, borne in pairs or threes and bright green.  To 2m.  Tamariscifolia is a naturally occurring variety of Juniperus sabina from the mountains of southern Europe.  [RHSE, Hortus, Hilliers’].

Juniperus species unidentified

Unidentified species, no description.


Juniperus virginiana L.

Fully-hardy, evergreen conical or columnar tree with spreading branches, peeling bark, pointed, wedge-shaped juvenile leaves, diamond-shaped, scale-like adult leaves, and ovoid, brownish fruit ripening in the first year.  To 30m.  There are numerous garden forms.  [RHSE, Hortus, Hilliers’].

Lagarostrobos franklinii (Hook.f.) Quinn

Marginally frost-hardy, evergreen conical tree, spreading with age, with slender, drooping branches clothed in scale-like leaves, and erect and terminal female cones.  To 30m.  [RHSD, Hortus, Hilliers’]. 

Libocedrus tetragona Endl.

Fully hardy coniferous pyramidal tree with leaves in four ranks, giving shoots a four-sided appearance, and small cones.  To 35m or more.  [RHSE, Hortus].

Phyllocladus aspleniifolius (Labill.) Hook.f.

Half-hardy evergreen tree with bluish, fan-shaped, flattened stems (phylloclades), resembling the leaves of celery, usually toothed or lobed, to 5cm long, and fleshy pink, cup-like seed coats, usually at the edge of the phylloclades.  [RHSD, Hortus, Hilliers’].

Phyllocladus trichomanoides D.Don

Half-hardy, evergreen pyramidal tree with smooth bark, whorled branches, flattened stems (phylloclades), resembling the leaves of celery, usually toothed or lobed, to 30cm long, each with up to 15 diamond-shaped segments, and spherical, blue or black female cones, to 2cm long, and catkin-like, purple male cones, in spring.  To 12m.  [RHSE, Hortus, Hilliers’].

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