> [!cite] BHL link: this entry starts at [page 52](https://www.biodiversitylibrary.org/page/33068294) of TL-2 Vol. II
> Author links: [IPNI](https://www.ipni.org/a/3655-1) LSID 3655-1, [Wikidata](https://www.wikidata.org/wiki/Q21394979) QID Q21394979
> Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]]
### Author
Hardy, Apollon Joseph (1846-1929), Belgian botanist and high school teacher at Gilly, Tournai and, from 1884, at the middle school of Visé
**Abbreviated name**: *Hardy* \[standard form in IPNI: *A.J.Hardy*\]
#### Herbarium and types
[[Collection BR|BR]] and [[Collection LG|LG]]; parts of the original herbarium were destroyed in 1914.
#### Bibliography and biography
Barnhart 2: 126; BL 2: 38, 40, 41, 665; CSP 7: 907, 12: 311; IH 2: 255; Tucker 1: 317.
- Crépin, F., Guide bot. Belgique 452. 1878.
- De Wildeman, E., Bull. Soc. Bot. Belgique 63: 11-12. 1931.
- Evens, F. M. J. C., Gesch. Algol. Belgie 173. 1944.
### Publications
##### n.2387. Monographie des Elatine de la flore belge
**Title**
*Monographie des Elatine de la flore belge*. Gand \[Gent\] (Imprimerie C. Annoot-Braeckman) 1872. Oct.
**Abbreviated title**: *Monogr. Elatine*.
**Notes**
*Publ*.: 3 Jun 1872 (paper presented 3 Dec 1871), p. \[1\]-26. *Copy*: G. – Reprinted from Bull. Soc. Bot. Belg. 10(3): 173-194. 1872.