Croton eichleri Müller Argoviensis (1873: 272)

Pereira, Amanda Da Paixão Noronha, Riina, Ricarda & Caruzo, Maria Beatriz Rossi, 2022, Croton (Euphorbiaceae) of the Brazilian state of Paraná: an annotated checklist, species distribution, and identification key, Phytotaxa 570 (3), pp. 231-274 : 242-243

publication ID

https://doi.org/ 10.11646/phytotaxa.570.3.1

DOI

https://doi.org/10.5281/zenodo.7260321

persistent identifier

https://treatment.plazi.org/id/039887C6-9001-047B-FF44-F806283380C7

treatment provided by

Plazi

scientific name

Croton eichleri Müller Argoviensis (1873: 272)
status

 

10. Croton eichleri Müller Argoviensis (1873: 272) View in CoL .

Lectotype (designated by Santos et al. 2017): — BRAZIL. Minas Gerais: “ Habitat ad Porto do Rio Cervo inter Ouro fino et Caldas ”, s.d., A.F. Regnell II 242 ( P 00623149 ; isolectotypes P 00623148!, A 00257923!, BR 0000008766496!, BR 0000008766823!, C 10011167!, F 0056120F!, F 0093628F!, S 07-12794!, S 07-12795!, S 07-12796!, S 07-12797, US 00902151!, US 00902150!). ( Fig. 5 View FIGURE 5 , J–O)

This tree can be recognized by its stipitate acropetiolar nectary glands, reduplicate-valvate aestivation on staminate and pistillate flowers, and strongly muricate fruits. Some specimens of Croton eichleri have been identified erroneously in herbaria as C. floribundus . However, these species differ by the presence of acropetiolar nectary glands (present in C. eichleri vs. absent in C. floribundus ), leaf base (cordate in C. eichleri vs. rounded in C. floribundus ), staminate flowers aestivation (reduplicate-valvate in C. eichleri vs. valvate in C. floribundus ), and style division (tetrafid in C. eichleri vs. multifid in C. floribundus ). The species is a member of Croton sect. Prisci ( van Ee et al. 2011) .

Distribution and habitat:— It occurs in southern (PR) and southeastern (MG, RJ) Brazil ( Santos et al. 2017, Caruzo et al. 2020), along edges of semideciduous seasonal forest, between 600 and 920 m elevation ( Fig. 6 View FIGURE 6 ).

Phenology:— Flowering from October to December, and fruiting in February.

Representative specimens:— BRAZIL. Paraná: Jaguariaíva, fazenda para acesso ao Rio das Mortes, 24°13’43.06”S, 49°39’05.36”W, 918 m, 22 October 2016, A. P. N GoogleMaps . Pereira, F. S . Petrongari & O. L. M . Silva 43 ( SP). Pitanga, Propriedade de Eugênio Pedrini , 13 December 2005, M. G . Caxambu 940 ( CGMS, DVPR, HCF). Ortigueira , 15 December 2011, R. A . Bonaldi 492 ( RB, SP). Idem, Vila Palmital , 10 December 2012, M . Selusniaki & E . D. Lozano 3509 ( HCF). São Jerônimo da Serra , Sítio Três Meninas, 07 December 1999, O. C . Pavão s.n. ( FUEL 28341 About FUEL ) .

A

Harvard University - Arnold Arboretum

N

Nanjing University

F

Field Museum of Natural History, Botany Department

S

Department of Botany, Swedish Museum of Natural History

O

Botanical Museum - University of Oslo

L

Nationaal Herbarium Nederland, Leiden University branch

M

Botanische Staatssammlung München

SP

Instituto de Botânica

G

Conservatoire et Jardin botaniques de la Ville de Genève

CGMS

Universidade Federal de Mato Grosso do Sul

HCF

Universidade Tecnológica Federal do Paraná

R

Departamento de Geologia, Universidad de Chile

RB

Jardim Botânico do Rio de Janeiro

E

Royal Botanic Garden Edinburgh

C

University of Copenhagen

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