Mexico 2013 Flora de San Luis Potosi y Queretaro

Voucher:AN 451

Decatropis bicolor (Zucc.) Radlk.

Location:Queretaro, Lagunita de San Diego.
Coordinates: 21°24'34" N, 99°07'52" W Alt: 2168m

Shrub 3 m height and spread. Young shoots orange-hairy. Flowers white. Anthers and stigma pale yellow. Ovary green becoming brown. Bark covered with lichens and Tillandsia.
Pinus forest with Pinus gregii, Arbutus xalapensis, Cupressus lusitanica, Rhus aromatica, Litsea glaucescens, Quercus obtusata, Q. affinis, Cornus, Aphananthe. Growing on rock outcrop with Vesalea grandifolia and Cupressus.

Identification Notes: Verified with Kubitzki, K. 'Flowering Plants. Eudicots: Sapindales, Myrtaceae'. Leaves once pinnate, imparipinnate. Leaflets ferrugineous hairy abaxially. Inflorescence a pyramidal panicle. Ovary of 5 free carpels but stylodia fused apically. Gynophore short and present. Mericarps with narrow wings. Genus with only two species.

Nova, J.A. de #451      13 June 2013

morphological details

inflorescence inflorescence

peduncle peduncle

flower flower

flower flower ovary ovary gynoecium gynoecium
mericarps mericarps stem stem leaf rachis leaf rachis
adaxial leaf surface adaxial leaf surface abaxial leaf surface abaxial leaf surface leaf section leaf section

additional pictures

inflorescence leaf


field picture
Herbarium voucher
Herbarium voucher

Other field pictures

flowering shrub