(First upload on December 3 2010. Last on October 19 2016) [ 日本語 | English ]

Portulaca grandiflora Hook.

Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

Portulaca L. (スベリヒユ)
Portulaca pilosa L. (ヒメマツバボタン)
ssp. okinawensis (E. Walker et Tawada) R. Geesink
= syn. P. okinawensis Walker et Tawada
Okinawamatubabotan (オキナワマツバボタン, 沖縄松葉牡丹)
Distribution: endemic to Nansei Islands, Japan
Habitat: on coastal limestone
ssp. grandiflora (Hook.) R. Geesink
= syn. P. grandiflora Hook.
Matsubabotan (マツバボタン, 松葉牡丹), moss-rose purslane
Life form: annual forb < 30 cm high
Distribution: native to south America (extotic to Japan, escaped from gardening)
Habitat: sunny roadsides and waste places on dry, sandy soil (drought tolerant)
Reproduction: pllinated by insects, and self-fertile. Also, vegetative
Flower color: diverse, e.g., red, pink, orange, yellow and white, due to numerous caltivars

Portulaca grandiflora in Hokkaido

[1] at an unpaved parking lot on N21/E3, East Ward, Sapporo, on August 19 2016. [2-4] along a street near Toko Grocery Store (N27/W1) at East Ward in the city of Sapporo. [2] a little bit unusual form on August 30 2008. [3] on October 10 2012. [4] on August 17 2015.