A Grammatical Dictionary of Botanical Latin

delapsus,-a,-um (part.A): fallen away or down, discharged; (of water) a flowing off; [> L. delabor,-lapsum, 3. to fall, drop, sink, slip down, descend]; see deciduous;

delabitur: third-person singular present active indicative: [he/she] it falls away or down, is discharged.

- bracteis induratis post nuces delapsas persistentibus, with indurate bracts persistent after the nuts have fallen away.

- [fungus] pulvis seminalis carneo-rufus, ex hymenio speciminum altiore loco affixorum delapsus, magnam saepe pilei partem tegit (S&A), seminal powder [i.e. spores] flesh-[i.e. a pinkish]- red, [fallen] discharged from the hymenium of specimens attached in a higher location, it often covers over a large part of the pileus.

- in paucis speciebus semen delapsum nudum est v. subnudum, in a few species the fallen seed is naked or somewhat naked.

- tenacitas pedunculi eiusque structurae internae soliditas tanta est, ut fructu delapso vel destructo pedunculus permanens, the tenacity of the peduncle and the solidity of its internal structure is so great, that after the fruit has fallen away or been destroyed, the peduncle persisting.

- capituli receptaculum planum convexum conicum v. elongatum rarius concavum, nunc floribus delapsis areolatum (B&H), the receptacle of the head flat, convex, conic or elongate, more rarely concave, sometimes from the fallen flowers areolate.

- pericarpium tenuissime membranaceum, post anthesin stylo delapso mox deliquescens nec auctum (B&H), the pericarp very thin, membranaceous, after anthesis the style having fallen away, soon dissolving, not increased.

- ovarium subsessile; post florem delapsum toro mox elongato stipitatum et cum eo continuum, apice acutum et post stylum delapsum callo stigmatiformi terminatum (B&H), ovary nearly sessile; after the flower has fallen away, stalked by the torus soon elongated and continuous with it, at the apex acute and after the style has fallen away, terminated by a stigmatiform callus [i.e. hard thickening].

- embryo parvus, extra albumen ad basin seminis situs, ideo in fructu inversus, prima fronte indivisus, inclusus nempe in sacculo seu membrana propria et intus cotyledones 2 foliaceas exhibens, interdum ante seminum delapsum germinans (DeCandolle),embryo small, situated outside of the albumen at the base of the seed, and for this reason inverted in fruit, at first sight undivided, indeed enclosed in a sacculus or special membrane and displaying inside 2 leafy cotyledons, sometimes germinating before the seeds are discharged.

- (fungus) capitulum subturbinatum, vigente fungo pellucens, in vetusto opacum marcescit ac delabitur (S&Z), the capitulum is nearly turbinate [i.e. top-shaped], pellucent when the fungus is fresh, in old age it withers to opaque and falls down.

- [Hippomane] Mense fere exacto, primo amento delapso, cicatricem relinquente, amenta minora baseos elongantur, florentque (Swartz), almost at the close of the month, when the ament first has fallen away, leaving a scar behind, the smaller aments of the bases are elongated, and they flower.

- [Conchidium] pedunculus post folia delapsa in centro pseudobulbi terminalis apparet sed revera ad cicatricem foliorum v. gemmae terminalis lateralis est (B&H), the peduncle after the leaves have fallen off, appears terminal in the center of the pseudobulb, but actually it is lateral to the scar of the leaves or of the terminal bud.

NOTE: not to be confused with dilapsus,-a,-um (part.A), q.v.: fallen to pieces, disintegrated, fallen into decay.

Delapsus,-us (s.m.IV), abl. sg. delapsu: a discharge, a falling off, descent [> L. delabor,-lapsum, 3. to fall, drop, sink, slip down, descend];

- theca cinnamomea, post operculi delapsum sub ore paullulum constricta (Mitten), theca cinnamon-colored, after the falling away of the operculum somewhat constricted below the mouth.