basal pinnae

Listing 1 - 10 from 16 for basal pinnae

Athyriaceae [First Draft]
... at margin, subentire; the second pair of pinnae is ca. 3 cm apart from the basal pair, similar to the basal pinnae but smaller; upper pinnae gradually smaller. Veins pinnate in segments, ... second pair of pinnae, pinnate, pinnules pinnatipartite; pinnules 8--12 pairs, anadromic, alternate, usually acroscopic one a little shorter than basiscopic one, the second basiscopic basal pinnae the largest, ...
hua.huh.harvard.edu

HEMIONITIDACEAE [First Draft]
... and costae purple-black, lustrous, glabrous, grooved adaxially. Pinnae 16—20 pairs, oblique, with short, winged stalks; basal pair of pinnae not shortened, lanceolate, 10—15 X 2—5 ... 2-pinnate-pinnatifid, nearly membranous when dry, yellowish green, glabrous. Basal pinnae usually larger than adjacent ones. distal pinnae gradually reduced. Ultimate pinnules or segments obovate or obdeltate, base ...
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The Cycad Pages
... Basal pinnae gradually reducing in size 2 Basal pinnae reducing to spines; lateral megasporophyll teeth large, not pungent -- Series Furfuraceosae 2* Basal pinnae not reducing to spines; lateral megasporophyll teeth small, pungent -- Series Calcicolosae 1* Basal pinnae ...
plantnet.rbgsyd.nsw.gov.au

Images accompanying the Flora of Roosevelt
... Dryopteris marginalis upper part of frond pinnae basal pinnae and upper stipe pinnulae sori/indusia sori/indusia magnified Dryopteris x triploidea frond basal pinna sori #1 sori magnified # ... sporangia magnified Polypodium virginianum frond (drought stressed) pinnae sori sori magnified Polystichum acrostichoides frond sori sori magnified pinnae with and without sori Thelypteris noveboracensis frond ...
pluto.njcc.com

Hardy Ferns:
... Evergreen: Deciduous Fronds: Broadly triangular fronds; two to three times divided; margins often turn under; basal pinnae are much longer on the basiscopic side; blade is deep rich green; thin textured ... held stiffly upright; Crispa Whiteside forms an almost drooping vase of fronds with crisped pinnae List by Scientific Name | List by Common Name Prepared by: Erv Evans, Consumer Horticulturist ...
www.ces.ncsu.edu

Cycad Society SA: Encephalartos aemulans
... pinnae are directed towards the apex of the leave at an angle of 15º - 45º and opposing pinnae are set at 135º to each other. Basal pinnae do not overlap and are reduced to prickles towards the base of the leaf. The median pinnae ... almost indistinguishable from E. lebomboensis because of the narrow pinnae, reduced to prickles towards the base of the ...
www.cycadsociety.org

Cycad Society SA: Encephalartos brevifoliolatus
... to 10mm thick. The rachis is also yellowish. The basal pinnae are very slightly reduced in size but not to prickles. The median pinnae overlap with upper margins over the lower margin of ...
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The Cycad Pages
... of the protologue or original description pertaining to the name. Pinnae 15-25 cm long, 30-50 mm wide -- Chigua restrepoi Pinnae 30-35 cm long, 10-15 mm wide -- Chigua bernalii ... , inserted near the edges of the rhachis towards the adaxial side, lacking a differently coloured basal gland; stomata ? on both surfaces; epidermal cells elongated parallel to long axes of leaflets. Leaves ...
plantnet.rbgsyd.nsw.gov.au

Arboretum Images 1
... latter species is similar in appearance to the cultivated date palm (P. dactylifera). The basal leaf segments (pinnae) are modified into stiffs pines. Like sharp-pointed daggers, they are a hazard when ...
waynesword.palomar.edu

Vegetative Terminology (Part 2)
... latter species is similar in appearance to the cultivated date palm (P. dactylifera). The basal leaf segments (pinnae) are modified into stiffs pines. Like sharp-pointed daggers, they are a hazard when ...
waynesword.palomar.edu More from this site

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