A Grammatical Dictionary of Botanical Latin

sua: see suus,-a,-um (adj.A), reflexive possessive pronominal adjective of the third person, his (own), her (own), its (own), their (own).

suarum: see suus,-a,-um (adj.A), reflexive possessive pronominal adjective of the third person, his (own), her (own), its (own), their (own).

subiens,-entis (part.B): undergoing, submitting to; coming or going under [> L. subeo,-ii,-itum, irreg.; infinitive ‘subire,’ to go under anything, to come under, to approach; to enter; to submit to, endure];

         singular                   plural
nom.     subiens                  subeuntes (n. subeuntia)
gen.     subeuntis                subeuntium
dat.     subeunti                 subeuntibus
acc.     subeuntem (n. subiens)   subeuntes (n. subeuntia)
abl.     subeunti (e)             subeuntibus

- cellulae divisiones subeuntes, cells undergoing [i.e. coming under] divisions.

- marginibus pileos subeuntibus, with the margins going under the pileus.

- venis margines subeuntibus, with the veins approaching the margins.

- parietes hyphales lumina cellularia subeuntes, the hyphal walls entering the cellular lumina.