them with the general plan shall be discovered, or until 
relations not yet developed shall be unfolded in those 
already known. 
The name has been adopted by Linnzus in commemora- 
tion of Peter Pena, the coadjutor of De Lobel, in the work 
entitled “Stirpium adversaria nova,” published in 1751. 
A low rigid shrub, of rather straggling growth; stent 
ptélifetous, prominently scarred ; branchés leafy, young ones 
glazed- with a transparent gum-like varnish, which har- 
dens and bécomes opaque in the old. Leaves decussated, - 
horizontal, flat; thick; rigid, twice as long as the intervals, 
obovate, rhomboidal, broadly pointed, of an opaque green ; 
` wd A? minute brown, pointed, immérsed in the varnish 
which covers the branch, and forming a brown ridge 
wliich tráverses the upper face of the foot of the leaf from: 
without the sides. Flowers 2-5, terminal, aggregate, most 
commonly 5 standing in the order of à quincunx, and form- 
ing â close oblong fascicle, enveloped by foliaceous im- 
bricated bracies larger than the leaves, pale green, var-. 
nished, ciliate upwards, with a recurved point. : Corolla au: 
ihth or more in length; tube obtusely guadrangular; Airub 
4-parted, cruciate, of a deep glossy rose-colour, three times” 
shorter than the tube, obtuse. Stamens equal to the limb, 
blood-red, upright; anthers upright, inserted at the inner: 
flat front of their receptacle nearly one third above the base: 
under the cells, which are adnate, vertical, parallel, conti-;. 
guous, dark brown, somewhat shorter than-the plain of the. 
receptacle, opening lengthways towards the stigma, against 
which they incline on parting with the pollen. i 
A greenhouse plant, difficult to preserve, and not-easify' 
thulfiptied. Cultivated in a. mixture of hazel loam and péát: 
mould, Introduced by Mr. Masson in. 1787. : 
The ‘drawing was made in March, at the nursery: of. 
Messrs. Lee and Kennedy, Hammersmith, a source from 
which we have long received a most liberal and unreserved” 
supply of rare plants of the greatest use to our botanical 
pursuits. : 
4 Corolla dissected vertically. 4 Pistil. 
