very useful and very timely thanks, Satish Usha di
On Tue, Nov 6, 2012 at 8:47 PM, Satish Phadke <[email protected]> wrote: > An important statements in the book Flowers of Himalaya regarding this > family. > "Ripe fruits are necessary for the identification of both genera and > species. > Many genera are differentiated by small and often obscure botanical > characters, particularly of the fruit, about which experts do not always > agree;" > *Reproducing a KEY from FOH by Polunin and Stainton* > Fruit short, a silicula(Less than 3 times as long as broad) > a) Leaves entire, or toothed. 1BRAYA 2 CRAMBE 3 DRABA 4 ISATIS 5 > LEPIDIUM 6 PEGAEOPHYTON 7 THLASPI > b) Leaves deeply lobed 8 MEGACARPAEA > Fruit long, a siliqua(More than 3 times as long as broad) > a) Leaves entire or toothed > i) Flowers white violet,purple or pink 9 ARABIDOPSIS 10ARABIS 11 > ARCYOSPERMA 12 CHRISTOLEA 13 ERMANIA 14 MATTHIOLA 15 PHAEONYCHIUM 16 > PYCHNOPLINTHOPSIS > ii) Flowers yellow ororange 17 ERYSIMUM > b) Leaves deeply lobed, or compound > i) Flowers white violet or pink 18CARDAMINE 19 CHORISPORA 20 > LIGNARIELLA 21 PARRYA 22RAPHANUS 23 RORIPPA > ii) Flowers yellow 24 BARBAREA 25 BRASSICA > > Dr Satish Phadke > > > > On Tue, Nov 6, 2012 at 8:28 PM, Satish Phadke <[email protected]>wrote: > >> In Maharashtra the family has following genera under it.(BSI Mah Flora) >> Farsetia >> Eruca >> Brassica >> Sisymbrium >> Cardamine >> Nasturtium >> Rorippa >> Schouwia >> Iberis >> Thlaspi >> Gapsella >> Lepidium >> Cochlearia >> Coronopus. >> >> >> Dr Satish Phadke >> >> >> >> On Tue, Nov 6, 2012 at 8:21 PM, Satish Phadke <[email protected]>wrote: >> >>> >>> *Brassicaceae(Crusiferae) Mustard family >>> * >>> The family contains over 330 genera and about 3,700 species, according >>> to the Royal Botanic Gardens, Kew. >>> Annual, biennial or perennial herbs (Rarely under shrubs) with watery >>> sap,(pungent juice)containing glucosinolates (mustard oils) and with >>> myoresin cells.Hairs simple branches stellate or peltate. >>> *Vegetative characters :* >>> *Leaves* : alternate or in basal rosettes,radical or cauline,simple >>> often dissected, rarely pinnately compound sometimes bearing bulbils in >>> axils or leaf surface. Stipules absent. >>> *Inflorescence* : Typically racemose, corumbose raceme or flat topped >>> corymb. >>> *Flowers* : ebracteate, rarely bracteate.bisexual actinomorphic rarely >>> zygomorphic hypogynous. >>> *Calyx* : with 4 sepals free in two whorls.Sepals of lateral pair >>> sometimes saccate at base green or petalloid. >>> *Corolla* : 4 petals cruciform, clawed. >>> *Androecium* : stamens 6 free tetradinamous(2 short 4 long) dehiscence >>> longitudinal.Nectaries often at base of stamens, pollen grains tricolpate. >>> *Gynoecium* : Two united carpels (thus single pistil) syncarpous >>> unilocular.Ovary superior.Gynophore distinct.Style 1 stigmas 2. >>> *Fruit* : Siliqua or silicula >>> *Pollination* : by insects and dispersal of seeds by wind. >>> *Examples*: >>> Family contributes to many food plants >>> Radish (*Raphenous sativus*) >>> Cabbage (*Brassica oleracea* var : capitata) >>> Cauliflower (*Brassica oleracea* var : botrytis) >>> Brussels sprouts >>> Turnip >>> *Brassiaca campestris* : seeds yield mustard oil used for cooking >>> *Brassica nigra* : black variety seeds used as condiment. >>> Common ornamentals include: stock(*Mathiola*) candy tuft(*Iberis amara*) >>> alyssum(*Alyssum*) wall flower(*Erysimum*) and street alyssum(* >>> Lobularia)* >>> >>> http://satishphadke.blogspot.in/search?q=brassicaceae >>> Dr Satish Phadke >>> >> >> > -- > > > > -- Usha di =========== --
