Juniperus macrocarpa Sm.

Common Name: Arar.
Family: Cupressaceae

General Appearance

Juniperus macrocarpa Sm. / Homotypic Synonyms: Juniperus oxycedrus ssp. macrocarpa (Sm.) Neilr., it is a dioecious tree or shrub, broad pyramidal, spherical or scattered crown, evergreen, 1.5-6 m tall. Trunk erect, sometimes ascending; The bark becomes cracked and gray-brown in longitudinal stripes in later stages. The branches are usually curved upwards. Shoots are triangular, initially light green, later brown.  Leaves in a circumferential arrangement of 3, attached to the shoots at 70-90 degree angles, sometimes turned backwards, not decurrent at the junction, lanceolate, hard, flat, 12-18 × (1. 😎 2-2.6 mm, 2 pores on top striped, pointed at the tip, stinging, ± keeled below. Male cones are found singly in the leaf axils, initially dirty yellow or orange, later red-brown, ovoid to spherical, about 4 mm long, pollination winter or early spring. Female cones have 3 or 6 scales, grape-like, lateral position in the leaf axils, one by one, mature in 2 years; mature cones spherical to ovoid, (10-)13-20 mm in diameter, green initially, orange, brown or purplish-red when fully mature, waxy on the outside, scales fused, distinct at the tips. Seeds 2-6 pieces, 5.5-9.5 mm long.

Flowering in: Mar-Apr.

Life Form

Ph.

Phytochoria

MED. The native range of this species is W. & Central Medit.

Distribution in Libya

Al-Jabal Al-Akhder:  Regione di Derna Wadi bu Msafer, Tra Derna e Chersa1934  Wadi El-Tair, (24 km) W. of Derna, Susa 1967   (20 km) E. of  Derna 1986  Shahat-Susa 2016  Derna Region 2020

First: Encyclopedia Flora of Libyan:

Jafri, S.M.H. & EL-TAIFE (1986) Flora of Libya, Cupressaceae Vol.  (152)  Department of Botany, Al-Faateh Univ., Tripoli, Libya. Page. 19.

Second: Researches and PhD theses, master theses, Sorted by Newest:

Al-Tashani, A.F. & Faraj, H.A.Y. (2020) Morphological and Some Wood Properties of Juniperus oxycedrus ssp. macrocarpa in Derna Region, East Libya. Libyan Journal of Ecological & Environmental Sciences and Technology. Vol, 2 No. 1 June, 2020.

https://www.srcest.org.ly/jou/paper/1594238260499.pdf, https://www.researchgate.net/profile/Amel-Tashani-2,  https://www.researchgate.net/profile/Hameda-Faraj

Morphological of Juniperus oxycedrus subsp. macrocarpa in Derna Region. 2020

Hegazy, A.; Kabiel, H.; AlRowaily, S.; Lovett-Doust,L. and AlBorki, A. (2016) Plant communities and reproductive phenology in mountainous regions of northern Libya. Journal of  Forestry Research. July 2017, Volume 28, Issue 4, pp 741–761. https://link.springer.com/article/10.1007/s11676-016-0345-8, https://www.researchgate.net/profile/Ahmad-Hegazy-2

PAMPANINI, R. (1931). Prodromo della Flora Cirenaica. -: 88 – under: Juniperus macrocarpa Sm. https://bibdigital.rjb.csic.es/records/item/14218-prodromo-della-flora-cirenaica

Leave a Reply

Your email address will not be published. Required fields are marked *