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Sapindales:Molecular delimitation and infraordinal groups
An analysis of rbcL sequence data for representatives of families of putative sapindalean/rutalean affinity identified a robust clade of core "sapindalean" taxa that is sister to representatives ofExpand
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High proportion of cactus species threatened with extinction
A high proportion of plant species is predicted to be threatened with extinction in the near future. However, the threat status of only a small number has been evaluated compared with key animalExpand
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Epidermal and hypodermal characteristics in North American Cactoideae (Cactaceae)
Abstract.Dermal and hypodermal anatomical features of 70 species representing 21 genera of North American Cactoideae were studied. Results show that all species examined have parallelocytic stomataExpand
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Anti-ulcer activity of Cyrtocarpa procera analogous to that of Amphipterygium adstringens, both assayed on the experimental gastric injury in rats.
ETHNOPHARMACOLOGICAL RELEVANCE The bark of Amphipterygium adstringens (Aa) is commonly mixed or adulterated with the bark of Cyrtocarpa procera (Cp) and sold in Mexican markets. Aa is a well knownExpand
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Comparative stem anatomy in the subfamily Cactoideae
Basic anatomical features of Cactaceae have been studied since the sixteenth century. This anatomical research has focused on selected features related to different external forms or on stemExpand
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Morpho-anatomical changes and photosynthetic metabolism of Stenocereus beneckei seedlings under soil water deficit.
Characteristics developed by Cactaceae for adaptation to climates where water is limited include crassulacean acid metabolism (CAM), a thick cuticle, and spines and trichomes that intercept aExpand
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Phylogenetic relationships in Peniocereus (Cactaceae) inferred from plastid DNA sequence data
The phylogenetic relationships of Peniocereus (Cactaceae) species were studied using parsimony analyses of DNA sequence data. The plastid rpl16 and trnL-F regions were sequenced for 98 taxa includingExpand
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Xylem conductivity and vulnerability in cultivars and races of avocado
Abstract Anatomical vessel features of Guatemalan, Mexican and West Indian races and cultivars Colin V-33, Fuerte and Hass of Persea americana Mill. were studied in 10-year-old trees grown in theExpand
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Wood variation in Laguncularia racemosa and its effect on fibre quality
AbstractLaguncularia racemosa wood is commonly used in north-western Mexico and harvested without the knowledge of whether environmental conditions affect wood quality. Laguncularia racemosa anatomyExpand
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