Zobrazeno 1 - 10
of 15
pro vyhledávání: '"P. M. Tilney"'
Publikováno v:
Bothalia: African Biodiversity & Conservation, Vol 39, Iss 1, Pp 87-96 (2009)
A review of the monotypic southern African endemic genus Curtisia Aiton is presented. Detailed studies of the fruit and seed structure provided new evidence in support of a close relationship between the family Curtisiaceae and Comaceae. Comparisons
Externí odkaz:
https://doaj.org/article/1bd9b99a31ca471ca0d98f4708bdc69d
Autor:
P. M. Tilney, A. E. van Wyk
Publikováno v:
Bothalia: African Biodiversity & Conservation, Vol 39, Iss 2, Pp 165-175 (2009)
The genus Keetia E.Phillips has a single representative in the Flora of southern Africa region (FSA). namely K. gueinzii (Sond.) Bridson. The genus and this species are discussed, the distribution mapped and traditional uses indicated. The structures
Externí odkaz:
https://doaj.org/article/7cbadd9c45494b42a49fe53e1f83fc5f
Autor:
P. M. Tilney, A. E. van Wyk
Publikováno v:
Bothalia: African Biodiversity & Conservation, Vol 34, Iss 2, Pp 115-126 (2004)
Extrafloral nectaries (EFNs) in members of the Combretaceae are nectaries not involved with pollination and occurring on vegetative structures; they are believed to attract ants to protect plants against herbivorv by other insects. In the Combretacea
Externí odkaz:
https://doaj.org/article/456c464ffbc64646bdb9e67f6b53b97d
Publikováno v:
Bothalia: African Biodiversity & Conservation, Vol 32, Iss 1, Pp 85-89 (2002)
All species of Melolobium Eckl. & Zeyh. were examined for epidermal features and particularly the glands which are a distinctive feature amongst the southern African Genisteae. For comparative purposes, three species of Argxrolobium Eckl.& Zeyh.. all
Externí odkaz:
https://doaj.org/article/d73ba55f8af14155b817d7f01c0c118a
Autor:
P. M. Tilney, A. E. van Wyk
Publikováno v:
Bothalia: African Biodiversity & Conservation, Vol 36, Iss 1, Pp 68-69 (2006)
CORRECT AUTHOR CITATIONS FOR NAMES OF THREE SOUTHERN AFRICAN SPECIES OF CANTHIUM
Externí odkaz:
https://doaj.org/article/fbe62adf0f0e486c8b2719a05479cee2
Publikováno v:
Natural History Sciences, Vol 2, Iss 2 (2015)
The lectotype and isolectotype specimens of Peucedanum schottii, based on plants originally cultivated in Cremenets Botanical Garden, have been studied in detail. The geographic provenance of the plants is unknown but they are identical to natural po
Externí odkaz:
https://doaj.org/article/6aa7fbfc311f4e958a68b777e5286254
Publikováno v:
PLoS ONE, Vol 7, Iss 7, p e39984 (2012)
Domatia are small structures on the lower surface of a leaf, usually taking the form of cavities, pouches, domes with an opening, or hairs (or a combination of these), and located in the axils between the main veins. They are found in many dicotyledo
Externí odkaz:
https://doaj.org/article/b089a96232624436baf5ef0af3efbb33
Publikováno v:
Australian Systematic Botany; Dec2008, Vol. 21 Issue 6, p422-430, 9p
Publikováno v:
Heliyon, Vol 4, Iss 2 (2018)
Ekebergia capensis is a medium-sized to large evergreen to deciduous tree ranging from southern Africa to Ethiopia. Two morphologically-distinct variants of E. capensis, southern and northern, may be recognized in southern Africa. Despite its wide di
Externí odkaz:
https://doaj.org/article/332a1b3a1f594fea94dcb6b100551fee
Publikováno v:
PLoS ONE, Vol 9, Iss 5, p e96405 (2014)
Secondary pollen presentation is a well-known phenomenon in the Rubiaceae with particularly conspicuous pollen presenters occurring in the tribe Vanguerieae. These knob-like structures are formed by a modification of the upper portion of the style an
Externí odkaz:
https://doaj.org/article/effb109d59d447e095218456f3dca819