بهنام حمزه

[ 1 ] - POLLEN MORPHOLOGY OF THE GENUS ROSA L. (ROSACEAE) IN IRAN

Pollen grains of 13 species of the genus Rosa belonging to two subgenera, Rosa and Hulthemia, and one hybrid species were performed using light (LM) and scanning electron microscopy (SEM). The basic shape of pollen grains in 11 studied taxa is subprolate but prolate and rarely prolate- spheroidal pollen grains also can be found in nine species. The grains are usually trizonocolporate, aperture st…

[ 2 ] - NOTES ON TAXONOMIC SITUATION OF CERASTIUM PUMILUM (CARYOPHYLLACEAE), A NEW INTERESTING RECORD FOR IRAN

Cerastium pumilum Curtis (Caryophyllaceae) is reported as new interesting addition to the flora of Iran. This plant is considered as a psammophyte on the sand dunes of south Caspian coastal area in Guilan and Mazandaran provinces. Taxonomic remarks and distribution notes for this species are provided.

[ 3 ] - AR(CYPERACEAE), NEW GENUS AND SPECIES RECORDS FROM IRAN THRAXON P. BEAUV (GRAMINEAE) AND CAREX CARYOPHYLLEA

Arthraxon hispidus (Thunb.) Makino var. hispidus (Gramineae) and Carex caryophyllea Latourr. (Cyperaceae) are recorded for the first time as new genus and species for the flora of Iran. These taxa have been collected from Kiashahr (Gilan prov.) and Arasbaran Protected Area (Azerbaijan prov.) in N and NW of Iran. Taxonomical characteristics, localities, habitats, geographical distributions and the…

[ 4 ] - VENTENATA KOELER, A NEW GENUS (GRAMINEAE: POOIDEAE) RECORD FOR IRAN

Ventenata dubia (Leers) Cosson belongs to the family Gamineae is recorded for the first time as a new genus for the flora of Iran. This taxon has been collected from Ardabil province (Lisar Protected Area of Gilan and Sardabe Ardabil) in NNW of Iran for the first time. Its characteristics, localities, habitat, and geographical distribution are discussed.

[ 5 ] - COMPARATIVE ANATOMEY OF LEAF AND RACHIS OF ROSA L. (ROSACEAE) IN IRAN AS TAXONOMICAL IMPLICATION

In this survey, leaf and rachis anatomy of 14 Iranian species of the genus Rosa belonging to two subgenera and four sections was studied. The species examined are including: Rosa persica, R. beggeriana, R. webbiana, R. moschata, R. canina, R. elymaitica, R. orientalis ,R. iberica, R. pulverulenta, R. foetida, R. pimpinellifolia, R. hemisphaerica, R. boissieri and R. villosa. On the basis of morph…

[ 6 ] - MICROMORPHOLOGICAL STUDIES OF INDUMENTUM IN BROMUS L. (POACEAE) AS TAXONOMICAL EVIDENCE

In the present study, 28 species of Bromus L. have been investigated based on micromorphological characters of abaxial surface. The lamina of grass leaf blades is divided into costal and intercostal zones. The results of this study showed that the costal zone includes short and long cells and probably hair and prickle and the intercostals zone includes long cells, stomata and hairs. They are simi…

[ 7 ] - BROMUS CATHARTICUS AND BROMUS DANTHONIAE VAR. UNIARISTATUS (POACEAE), TWO NEW RECORDS FROM IRAN

Bromus catharticus Vahl and Bromus danthoniae Trin. var. uniaristatus Melderis are reported as two new records from Iran. Exact localitis based on herbarium specimens are given and geographical distribution of the species are explained.

[ 8 ] - ANATOMICAL STUDIES IN SOME SPECIES OF BROMUS L. (POACEAE) IN IRAN

In this paper the leaf structure of 25 Iranian species of Bromus in Iran have been anatomically examined. Eighty one characters were selected for variable and constant species characters. Among them 28 characters are variable in different localities, 40 characters constant in all species (even in different localities) and 13 characters variable between species which these characters have taxonomi…

[ 9 ] - A NEW RECORD OF RUBIACEAE FROM IRAN

Crucianella macrostachya Boiss. is recorded from Iran. This species have been collected from Bisotun Protected Area in Kermanshah province in W. of Iran. Characteristics, exact locality, habitat, geographical distribution and the last state of nomenclature are explained.

[ 10 ] - A CONTRIBUTION TO THE FLORA OF QESHM ISLAND, IRAN

Qeshm island with an area of 1445 km² is the largest island in the Persian Gulf situated alongside the Hormozgan province coast, stretching from Bandar Abbas to the Khamir port. Of the vegetation in the island, one can mention the mangrove forest on the northern shores of the island in Laft and Tabl districts, halophyte plant associations and psamophyte-halophyte vegetation on the eroded terraces…

[ 11 ] - A REMARKABLE NEW SPECIES OF THE GENUS ASTRAGALUS WITH NO CLOSE RELATIVES FROM KERMANSHAH, IRAN

Astagalus ciceropsis as a remarkable new species is described from Kermanshah, Iran. Systematic position of the new species is not clear within all known basifixed hairy sections of the genus Astragalus.

[ 12 ] - A NEW PLANT REPORT AND AN INTERESTING RECORD FROM IRAN

Nardusstricta (Poaceae: Nardeae) as a new report and Melilotusneapolitana (Popilionaceae) as an interesting plant are recordedfrom Iran. Exact localitiesbased on herbariumspecimens are given and geographicaldestribution of the plants are explained.

[ 13 ] - FOLIAR ANATOMY OF CAREX IN ARASBARAN, NW.IRAN

The foliar anatomy of genus Carex (Cyperaceae) from the Arasbaran protected area was studied under the light microscope. The following species have been analysed: C. distans, C. divisa, C. divulsa, C. halleriana, C. liparocarpos, C. nigra, C. pallescens.

[ 14 ] - SOME NEW AND NOTEWORTHY PLANT RECORDS FROM IRAN

Arrhenatherum elatius var. elatius, A. elatius var. subhirsutum, Bromus mollis, Leptochloa uninervia, Paspalum paspaloides, Poa longifolia subsp. longifolia var. nigrescens, Trigonella brachycarpa and Trigonella gladiata are recorded as new and noteworthy plants from Iran. Exact localitis based on herbarium specimens are given and geographical distribution of the plants are explained.

[ 15 ] - INTERESTING RECORDS OF THE GRAMINEAE FAMILY FROM IRAN

Beckmannia eruciformis subsp. eruciformis and Glyceria caspica which have only been reponed in geographical distribution of some floras from Iran are reported from NW. and N. Iran. Exact localities hased on herbarium collections are given and geographical distribution of the species are explained.