A Grammatical Dictionary of Botanical Latin

nigricans,-antis (part.B): blackish, swarthy; becoming black, blackening [> L. nigrico,-are 1, to be blackish];

nigricat: ed pers.sg. present act. indic: [he/she] it becomes a [shining] black.

- [fungi] cortex dein magis magisque induratus spadiceus evadit: medulla e fusco nigricat (S&A), the cortex thereafter more and more indurated [i.e. hardened] becomes a chestnut-brown: the medulla grows a shiny black from a blackish-brown.

- pileus ubi contusus nigricans, pileus when bruised becoming blackish.

- frútices v. arbúsculos glabra, siccitate nigricantes (B&H), shrubs or small trees smooth, when dry blackening.

- flores mediocres, intus saepius lividi v. nigricantes, extus viridiores (B&H), the flowers medium, inside more often livid or blackish, outside more green.

- folia opposita, ecordata, saepe subcoriacea et siccitate supra nigricantia. (B&H), the leaves opposide, not cordate, often nearly leathery and in a dry state blackish above.

- (algae) caespes recenti statu ob penicillos ex atro-griseus, in exsiccata omnino nigricans (Agardh), the clump in the fresh state toward the penicilla [i.e. tufts of hairs] from a [dull] black-gray, in the dried out condition everywhere blackish.

NOTE: nigrescens, nigricans: blackish (Lindley).

Andryala nigricans; Hieracium nigricanticeps, with blackish heads.