Cov txheej txheem:

Lodicules hauv botany yog dab tsi?
Lodicules hauv botany yog dab tsi?
Anonim

Lub lodicules yog ob lub cev me me nyob nruab nrab ntawm lub lemma thiab zes qe menyuam hauv cov nyom floretuas, los ntawm kev nthuav dav sai thaum lub sijhawm anthesis, lever tseg cov tawv lemma cia anthers thiab stigmas tshwm sim.

Yuav ua li cas hu ua glumes?

Nyob rau hauv botany, glume yog a bract (nplooj zoo li qauv) hauv qab ib spikelet hauv inflorescence (paj pawg) ntawm nyom (Poaceae) lossis paj ntawm sedges (Cyperaceae). … Glumes tej zaum yuav zoo ib yam li cov lemmas, lub bracts ntawm lub hauv paus ntawm txhua floret.

Dab tsi yog spikelet hauv botany?

xwb. / (ˈspaɪklɪt) / npe. botany chav tsev ntawm nyom inflorescence, feem ntau muaj ob lub bracts (glumes) nyob ib puag ncig ib lossis ntau lub paj, txhua tus ntawm nws tus kheej nyob ib puag ncig los ntawm ob bracts Saib lemma 1, palea.me me inflorescence ntawm cov nroj tsuag ntawm lwm tsev neeg, esp lub sedges.

Yuav ua li cas yog tsob nroj floret?

Nyob hauv ntiaj teb cov nyom, ib lub paj yog ib paj me me uas tsis muaj paj, tsuas yog txiv neej thiab poj niam qhov chaw npog los ntawm bracts. Nyob rau hauv ib tug nyom spikelet, florets kab, ib tug tom qab lwm, nrog ib tug khub ntawm glumes ntawm lub hauv paus.

Rachilla hauv paj yog dab tsi?

Rachilla, racheola, theem nrab ntawm nplooj nplooj; lub axis ntawm ib tug spikelet ntawm nyom los yog sedge; hauv xibtes, ceg uas dais paj; (raws li Rhachilla, raws li Rhacheola) "ib tug thib ob axis nyob rau hauv lub inflorescence ntawm grasses" (Jackson); “ib tug me me los yog theem nrab rachis; tshwj xeeb lub axis ntawm ib tug spikelet ntawm ib tug nyom los yog sedge" …

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