Plant species

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spiny pinnae

Listing 1 - 6 from 6 for spiny pinnae

Cycad Society SA: Encephalartos altensteinii
... the petiole is 10-30cm long. The pinnae are lanceolate and moderately spaced along the rachis. Lower pinnae are reduced, but not to spines. Median pinnae are 10-15cm long and 2-3cm ... from the eastern localities have less spiny pinnae. E. altensteinii is closely related to E. natalensis but it can be distinguished by the absence of reduced, spiny pinnae on the petiole. Natural hybrids with ...
www.cycadsociety.org

The Cycad Pages
... collar in some species. Longitudinal ptyxis erect, horizontal ptyxis erect. Leaflets simple, frequently with spiny, dentate or lobed margins, with numerous bifurcating parallel veins and no distinct midrib, leaflets ... lobes on upper and median leaflets with 2-3 lobes on most leaflets Insertion angle (pinnae to rachis) deflexed horizontal obtuse (45-80 degrees) acute (less than 45 degrees) Upper ...
plantnet.rbgsyd.nsw.gov.au

Vegetative Terminology (Part 2)
... is similar in appearance to the cultivated date palm (P. dactylifera). The basal leaf segments (pinnae) are modified into stiffs pines. Like sharp-pointed daggers, they are a hazard when ... with small, drought deciduous leaves is native to southern Madagascar. It superficially resembles our spiny ocotillos (Fouquieriaceae) of Baja California, although the two families are not closely related. They ...
waynesword.palomar.edu

Cycad Society SA: Encephalartos ferox
... usually straight, although sometimes a slight kink in the rachis is seen. The dark green pinnae, somewhat holly-like in appearance, occur as more or less opposite pairs, set along the ... . The leaflets have 2 to 4 small teeth on each margin and 3 to 5 spiny lobes at the apex. E. ferox usually bears 1-3 cones but on older specimens ...
www.cycadsociety.org

Acacia erioloba
... a protected tree in South Africa Description The camel thorn ranges from a 2 m spiny shrub to a 16 m robust tree. The stem is shiny reddish brown when young ... mm long. The leaves are twice divided. There are normally 2 to 5 pairs of pinnae per leaf and 8 to 18 pairs of leaflets (pinnules) per pinna. They are hairless ...
www.plantzafrica.com


... to 10 m, mostly unbranched above the ground. Leaves to 3,5m, pinnate.The pinnae rigid, leathery, often spiny-toothed. Male cones stalked, subsylindric. Female cones usually broader and heavier. E. caffer ...
www.toyen.uio.no