I-The hermaphroditic flowers are terminal, blooming singly or branched or forked in cymes. The inflorescence is usually dichasial at least in the lower parts, which means that in the axil of each peduncle (primary flower stalk) of the terminal flower in the cyme, two new single-flower branches sprout up on each side of and below the first flower.[6] If the terminal flowers are absent, then this can lead to monochasia, i.e. a monoparous cyme with a single flower on each axis of the inflorescence. In the extreme, this leads to a single flower, such as in Githago or Arenaria.[6] The flowers are regular and mostly with five petals and five sepals, but sometimes with four petals.[7] The sepals may be free from one another or united. The petals may be entire, fringed or deeply cleft. The calyx may be cylindrically inflated, as in Silene. The stamens number five or 10 (or more rarely four or eight),[7] and are mostly isomerous with the perianth. The superior gynoecium has two to five carpels (members of a compound pistil) and is syncarpous; i.e. with these carpels united in a compound ovary. This ovary has one chamber inside the ovary. The fruit may be a utricle with a single seed or a capsule containing several seeds.[7] II-PARONYCHYA HERB PLANT WITH WOODY PARTS,LEAVES OPPOSITE WITH SCARIOUS STIPULES,,FLOWER APETALOUS,STAMEN 5 WITH MANY STAMINODIAS.
II- PARONYCHIA OPPOSITE LEAVES,STIPULATED FLOWER IN CLUSTER WITHOUT PETALS 5 STAMEN WITH STAMINODIA AT BASE OF OVARY.SEPALS USUALLY WITH AWN
1-PARONYCHIA ARGYROMA
THE SEPALS WITH AWNS
2-PARONYCHIA JAMESII
3-PARONYCHIA CANADENSIS
4-PARONYCHIA DEPRESSA
5-PARONYCHIA SESSILIFLORA
6-PARONYCHIA FASTIGIATA VAR PUMILA
7-PARONYCHIA FASTIGIATA VAR FASTIGIATA
III- STELLARIA DIFFUSE PLANTS WITH CYMOSE FLOWERS,STYLES 3 CLEF TO BASE,,STAMEN 10 OR FEWER,PERIGYNOUS SEPALS AND PETALS PRESENT BILOBED USUALLY
1- STELLARIA HUMIFUSA
2-STELLARIA ALSINE NARROW PETALS
3-STELLARIA MEDIA
6- STELLARIA HOLOSTEA
8-STELLARIA LONGIFOLIA
9- STELLARIA GRAMINEA
9- STELLARIA LONGIPES
12- STELLARIA FONTINALIS
III--MYOSOTON AQUATICUM SIMILAR TO STELLARIA BUT WITH 2 STYLES
1V - CERASTIUM PETALS DEEPLY 2 CLEFT STYLES EQUAL TO SEPALS ,STAMEN 10 OR FEWER
1-CERASTIUM GLOMERATUM
2-CERASTIUM SEMIDECANDRUM
4-CERASTIUM NUTANS
5-CERASTIUM BRACHYPODON
6- CERASTIUM ARVENSE
7-CERASTIUM VELUTINUM
9- CERASTIUM CERASTIODES
IV-HOLOSTEUM UMBELLATUM ERECT VISCID PLANT WITH 5 SEPALS AND FIVE ERODED PETALS NOT BILOBED STYLES 3 STAMEN 3TO 5HYPGYNOUS
V-SAGINA TUFFTED PLANT SUBULATE LEAVES SEPAS 4-5,PETAL 4-5,ENTIRE TO EMARGINATE STYLES 4-5 STAMEN AS PETALS OR MANY
1-SAGINA PROCUMBENS
2-SAGINA DECUMBENS
3-SAGINA SAGINOIDES
4- SAGINA NODOSA
V-ARENARIA TUFTED HERBS ,SESSILE LEAVES, TERMINAL OR CAPITATE FLOWERS ,SEPALS 5,PETAL 5 OR NONE ENTIRE OR EMARGINATE, STYLE USUALLY 3 STAMEN 10 CAPSULE 2 CLEFT
1- ARENARIA SERPYLLIFOLIA
2- ARENARIA SERPYLLIFOLIA VAR LEPTOCLADOS
3 ARENARIA CILIATA
VI-ERMOGENE LIKE ARENARIA BUT LEAVES SUBULOSE CAPSULE 2 CLEFT
1 ERMOGENE HOOKERI
2- ERMOGENE FENDLERI
VII- MINUARTIA SIMILAR TO ARENARIA BUT CAPSULE ENTIRE LEAVES SUBULATE FILIFORM,RIGID HERBACEOUS
1-MINUARTIA ARCTICA
2-MINUARTIA VERNA
3-MINUARTIA BIFLORA
3-MINUARTIA CAROLINANA
4-MINUARTIA TENELLA
5-MINUARTIA DAWSONENSIS
6-MINUARTIA MICHAUXII
7-MINUARTIA PATULA
8-MINUARIA GROENLANDICA
VIII-MOEHRINGIA LOW HERBS WITH OBLONG TO OVATE LEAVES FLOWER SOLITARY OR AXILLARY CYMES,SEPALS AND PETAS 4-5 STMEN 8-10,STYLES 3
1- MOEHRINGIA LATERIFLORA
2-MOEHRINGIA MACROPHYLLA
IX- SPERGULA ARVENSE ANNUAL,WITH SUBULATE VERTICILLATE LEAVES ,FLOWER TERMINAL
X-HONKENYA PEPLOIDES MARITIME HERB OBLANCEOLATE TO OBLONG LEAVES FLOWER SOLITARY OR IN THE FORK OF STEM SEPAL AND PETAL 5,STAMEN 8 DISK PROMINENT 8 TO 10 LOBED
X-SPERGULARIA plant with fleshy or setaceous leaves sometime other leaves clustered in axils, stipules scarious ,flower sepal5 petal presen or not,stamen 2-10,stykes 3 pod 3 valved
3 SPERGULARIA RUBRA
GLANDULAR PLANT, WITH SUBULOSE TO SEACEOUS STIPULATE LEAVES, SEPAL KEELED OR RIGID,PETALS MINUTE OR WANTING STAMEN 3-5 PERIGYNOUS
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