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dorsiventrally thickened
Listing 1 - 10 from 91 for dorsiventrally thickened
historical notes long megasporophylls distribution and habitat subsp natja western australia australian species distinct species locally abundant cycas arnhemica subsp microsporangiate cones illustration hill central arnhem land groote eylandt subsp arnhemica male cones goyder river
The Cycad Pages
... cones cm long microsporangiate cones cm diam. microsporophyll lamina firm soft waxy microsporophyll lamina not dorsiventrally thickened dorsiventrally thickened (sterile apex) deflexed level raised apical spine mm long megasporophylls cm long ovules pubescent glabrous ...
plantnet.rbgsyd.nsw.gov.au
Cycas aculeata
... ovoid or fusiform, 15-20 cm long, 4-6 cm diam.; microsporophyll lamina soft, not dorsiventrally thickened, 22-25 mm long, 12-14 mm wide, fertile zone 20-22 mm long, sterile ...
plantnet.rbgsyd.nsw.gov.au
Cycas angulata
... cones globose, orange, 20-25 cm long, 12-15 cm diam.; microsporophyll lamina firm, not dorsiventrally thickened, 45-60 mm long, 15-20 mm wide, fertile zone 30-40 mm long, sterile ...
plantnet.rbgsyd.nsw.gov.au
Cycas apoa
... below. Cataphylls linear, soft, pilose, persistent. Pollen cones narrowly ovoid, orange; microsporophyll lamina firm, not dorsiventrally thickened, apical spine prominent, sharply upturned. Megasporophyll lamina lanceolate, 35 mm long, 16 mm wide, obscurely ...
plantnet.rbgsyd.nsw.gov.au
Cycas arenicola
... narrowly ovoid to fusiform, orange, 25 cm long, 9 cm diam.; microsporophyll lamina firm, not dorsiventrally thickened, 25-30 mm long, 6-9 mm wide, fertile zone 15-20 mm long, sterile ...
plantnet.rbgsyd.nsw.gov.au
Cycas armstrongii
... ovoid, orange, 11-20 cm long, 7.5-10 cm diam.; microsporophyll lamina firm, not dorsiventrally thickened, 25-35 mm long, 14-17 mm wide, fertile zone 24-28 mm long, sterile ...
plantnet.rbgsyd.nsw.gov.au
Cycas arnhemica
... ovoid, orange, 18-36 cm long, 6.5-12 cm diam.; microsporophyll lamina firm, not dorsiventrally thickened, 20-30 mm long, 6-17 mm wide, fertile zone 15-22 mm long, sterile ...
plantnet.rbgsyd.nsw.gov.au
Cycas badensis
... linear, soft, 50-90 mm long, persistent. Pollen cones not seen; microsporophyll lamina firm, not dorsiventrally thickened, 40 mm long, 15 mm wide, fertile zone 25 mm long, sterile apex 15 mm ...
plantnet.rbgsyd.nsw.gov.au
Cycas balansae
... cones fusiform, yellow, 20-25 cm long, 4-7 cm diam.; microsporophyll lamina soft, not dorsiventrally thickened, 16-30 mm long, 11-14 mm wide, fertile zone 14-28 mm long, sterile ...
plantnet.rbgsyd.nsw.gov.au
Cycas basaltica
... , orange to brown, 18-24 cm long, 7-9 cm diam.; microsporophyll lamina firm, not dorsiventrally thickened, 25-35 mm long, 11-15 mm wide, fertile zone 20-24 mm long, sterile ...
plantnet.rbgsyd.nsw.gov.au